Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	June 15, 2021, 10:27 a.m.	June 15, 2021, 10:30 a.m.

Size	656.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`c8217715ef55fe5f5643a6cc6c7b797e`
SHA256	`877a10d92f5b06000711b96af3b0705ff13494b7eb38804adcf3f207457cf51a`
CRC32	`49B71E6E`
ssdeep	`12288:A9SxjEXUaKM4GSYbcbfwgOoc4pHG2OQE41:NhEXUaKM4EJovpEQn`
Yara	Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT PE_Header_Zero - PE File Signature Is_DotNET_EXE - (no description) IsPE32 - (no description)

okcf.exe "C:\Users\test22\AppData\Local\Temp\okcf.exe"
2208
- InstallUtil.exe "C:\Users\test22\AppData\Local\Temp\InstallUtil.exe"
  6892

Name	Response	Post-Analysis Lookup
www.google.com	A 142.250.66.68	172.217.25.68

IP Address	Status	Action
142.250.66.68	Active	Moloch
164.124.101.2	Active	Moloch
172.217.25.14	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.102:49807 -> 204.79.197.200:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.102:49805 -> 142.250.66.68:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

Flow	Issuer	Subject	Fingerprint
TLSv1 192.168.56.102:49807 204.79.197.200:443	C=US, O=Microsoft Corporation, CN=Microsoft RSA TLS CA 01	CN=www.bing.com	29:b4:ed:e7:1f:1c:1b:12:99:6c:9b:1e:27:75:ac:01:25:15:77:1f
TLSv1 192.168.56.102:49805 142.250.66.68:443	C=US, O=Google Trust Services, CN=GTS CA 1O1	C=US, ST=California, L=Mountain View, O=Google LLC, CN=www.google.com	25:25:5b:c5:e9:39:29:6d:c9:23:b5:99:80:04:f3:03:d5:c7:8f:57

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW June 15, 2021, 10:28 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW June 15, 2021, 10:28 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW June 15, 2021, 10:28 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW June 15, 2021, 10:28 a.m.	computer_name: TEST22-PC	1	1

Checks if process is being debugged by a debugger (4 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent June 15, 2021, 10:27 a.m.			0	0
IsDebuggerPresent June 15, 2021, 10:27 a.m.			0	0
IsDebuggerPresent June 15, 2021, 10:28 a.m.			0	0
IsDebuggerPresent June 15, 2021, 10:28 a.m.			0	0

Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available (1 event)

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx June 15, 2021, 10:27 a.m.		1	1	0

One or more processes crashed (12 events)

Time & API	Arguments	Status
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376300 registers.esi: 40377020 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376344 registers.esi: 40402516 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376388 registers.esi: 40409728 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376432 registers.esi: 40416940 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376476 registers.esi: 40424152 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376520 registers.esi: 40431364 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376564 registers.esi: 40438576 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376608 registers.esi: 40445788 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376652 registers.esi: 40453000 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376696 registers.esi: 40460212 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:27 a.m.	stacktrace: 0x742d5a 0x742aaf 0x7425ca 0x74015c DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6fba2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6fbb264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6fbb2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6fc674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6fc67610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6fcf1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6fcf1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6fcf1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6fcf416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7443f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 40 04 3b 45 dc 0f 95 c0 0f b6 c0 89 45 c8 83 exception.instruction: mov eax, dword ptr [eax + 4] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x74396e registers.esp: 3535492 registers.edi: 40377724 registers.eax: 0 registers.ebp: 3535576 registers.edx: 0 registers.ebx: 40376740 registers.esi: 40467424 registers.ecx: 1857965358	1
__exception__ June 15, 2021, 10:28 a.m.	stacktrace: 0x7e1788 0x7e0fb3 DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x6f502652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x6f51264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x6f512e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x6f5c74ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x6f5c7610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x6f651dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x6f651e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x6f651f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x6f65416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7387f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x744b7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x744b4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 8b 01 8b 40 28 ff 10 89 45 e0 8b 4d dc e8 9b d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x7e1bfb registers.esp: 3272416 registers.edi: 3272440 registers.eax: 0 registers.ebp: 3272452 registers.edx: 195 registers.ebx: 3272708 registers.esi: 38160304 registers.ecx: 0	1

One or more potentially interesting buffers were extracted, these generally contain injected code, configuration data, etc.

HTTP traffic contains suspicious features which may be indicative of malware related traffic (2 events)

suspicious_features	GET method with no useragent header				suspicious_request	GET https://www.google.com/
suspicious_features	GET method with no useragent header				suspicious_request	GET https://www.bing.com/

Performs some HTTP requests (2 events)

request	GET https://www.google.com/
request	GET https://www.bing.com/

Allocates read-write-execute memory (usually to unpack itself) (50 out of 121 events)

Time & API	Arguments	Status	Return
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 1835008 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00860000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6fba1000 process_handle: 0xffffffff	1	0
NtProtectVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6fba2000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 2031616 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00bb0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00d60000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00392000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00740000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003c5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003cb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003c7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009a0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003aa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00741000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00742000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003b6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ba000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003b7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0039a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003bb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00743000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00744000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ad000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00745000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05f2f000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05f20000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00746000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00747000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00748000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73772000 process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009e1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00749000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003ae000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x05f21000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0039c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0074a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0074b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:27 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0074c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0074d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0074e000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0074f000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x061d0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 15872 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x06090400 process_handle: 0xffffffff		3221225550
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x061d1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x061d2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x061d3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x061d4000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x061d5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1	0
NtProtectVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 2208 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x06090178 process_handle: 0xffffffff		3221225550

Checks adapter addresses which can be used to detect virtual network interfaces (1 event)

Time & API	Arguments	Status	Return	Repeated
GetAdaptersAddresses June 15, 2021, 10:27 a.m.	flags: 15 family: 0		111	0

Checks for the Locally Unique Identifier on the system for a suspicious privilege (2 events)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW June 15, 2021, 10:27 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0
LookupPrivilegeValueW June 15, 2021, 10:28 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Yara rule detected in process memory (10 events)

description	Communications smtp	rule	Network_SMTP_dotNet
description	Run a KeyLogger	rule	KeyLogger
description	(no description)	rule	DebuggerCheck__GlobalFlags
description	(no description)	rule	DebuggerCheck__QueryInfo
description	(no description)	rule	DebuggerHiding__Thread
description	(no description)	rule	DebuggerHiding__Active
description	(no description)	rule	ThreadControl__Context
description	(no description)	rule	SEH__vectored
description	Bypass DEP	rule	disable_dep
description	Affect hook table	rule	win_hook

Communicates with host for which no DNS query was performed (1 event)

host

172.217.25.14

Allocates execute permission to another process indicative of possible code injection (1 event)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 6892 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000370	1	0	0

Looks for the Windows Idle Time to determine the uptime (1 event)

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation June 15, 2021, 10:27 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

A process attempted to delay the analysis task. (2 events)

description	okcf.exe tried to sleep 10912696 seconds, actually delayed analysis time by 10912696 seconds
description	InstallUtil.exe tried to sleep 10912847 seconds, actually delayed analysis time by 10912847 seconds

Potential code injection by writing to the memory of another process (4 events)

Time & API	Arguments	Status	Return
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL·`àXv @ À@ÐuK@ H.text$V X `.rsrc@Z@@.reloc `@B base_address: 0x00400000 process_identifier: 6892 process_handle: 0x00000370	1	1
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: 8Ph ¬Pê¬4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°StringFileInfoè000004b0,FileDescription 0FileVersion0.0.0.0l%InternalNameTtaeXrTyWzbLEWeLSAbqMEysByqTrLcU.exe(LegalCopyright t%OriginalFilenameTtaeXrTyWzbLEWeLSAbqMEysByqTrLcU.exe4ProductVersion0.0.0.08Assembly Version0.0.0.0ï»¿<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"> <assemblyIdentity version="1.0.0.0" name="MyApplication.app"/> <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2"> <security> <requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3"> <requestedExecutionLevel level="asInvoker" uiAccess="false"/> </requestedPrivileges> </security> </trustInfo> </assembly> base_address: 0x00438000 process_identifier: 6892 process_handle: 0x00000370	1	1
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: p 6 base_address: 0x0043a000 process_identifier: 6892 process_handle: 0x00000370	1	1
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 6892 process_handle: 0x00000370	1	1

Code injection by writing an executable or DLL to the memory of another process (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL·`àXv @ À@ÐuK@ H.text$V X `.rsrc@Z@@.reloc `@B base_address: 0x00400000 process_identifier: 6892 process_handle: 0x00000370	1	1	0

File has been identified by 17 AntiVirus engines on VirusTotal as malicious (17 events)

Elastic	malicious (high confidence)
Malwarebytes	Malware.AI.3132315930
Sangfor	Trojan.Win32.Save.a
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of MSIL/Kryptik.ABLN
APEX	Malicious
Cynet	Malicious (score: 100)
Avast	Win32:TrojanX-gen [Trj]
FireEye	Generic.mg.c8217715ef55fe5f
Ikarus	Trojan-Spy.Agent
Microsoft	Trojan:Win32/Wacatac.B!ml
SentinelOne	Static AI - Suspicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.AAVS!tr
BitDefenderTheta	Gen:NN.ZemsilF.34738.Pm0@aeZTu6g
AVG	Win32:TrojanX-gen [Trj]
CrowdStrike	win/malicious_confidence_100% (D)

Used NtSetContextThread to modify a thread in a remote process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2208 called NtSetContextThread to modify thread in remote process 6892
NtSetContextThread June 15, 2021, 10:28 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421150 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000330 process_identifier: 6892	1	0	0

Attempts to remove evidence of file being downloaded from the Internet (1 event)

file	C:\Users\test22\AppData\Local\Temp\okcf.exe\:Zone.Identifier

Resumed a suspended thread in a remote process potentially indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2208 resumed a thread in remote process 6892
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000330 suspend_count: 1 process_identifier: 6892	1	0	0

Executed a process and injected code into it, probably while unpacking (32 events)

Time & API	Arguments	Status	Return
NtResumeThread June 15, 2021, 10:27 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2208	1	0
NtResumeThread June 15, 2021, 10:27 a.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 2208	1	0
NtResumeThread June 15, 2021, 10:27 a.m.	thread_handle: 0x00000198 suspend_count: 1 process_identifier: 2208	1	0
NtResumeThread June 15, 2021, 10:27 a.m.	thread_handle: 0x00000348 suspend_count: 1 process_identifier: 2208	1	0
NtResumeThread June 15, 2021, 10:27 a.m.	thread_handle: 0x000005fc suspend_count: 1 process_identifier: 2208	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000210 suspend_count: 1 process_identifier: 2208	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000238 suspend_count: 1 process_identifier: 2208	1	0
NtGetContextThread June 15, 2021, 10:28 a.m.	thread_handle: 0x000000e8	1	0
NtGetContextThread June 15, 2021, 10:28 a.m.	thread_handle: 0x000000e8	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x000000e8 suspend_count: 1 process_identifier: 2208	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x000005fc suspend_count: 1 process_identifier: 2208	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000334 suspend_count: 1 process_identifier: 2208	1	0
CreateProcessInternalW June 15, 2021, 10:28 a.m.	thread_identifier: 5888 thread_handle: 0x00000330 process_identifier: 6892 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\InstallUtil.exe track: 1 command_line: "C:\Users\test22\AppData\Local\Temp\InstallUtil.exe" filepath_r: C:\Users\test22\AppData\Local\Temp\InstallUtil.exe stack_pivoted: 0 creation_flags: 4 (CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000370	1	1
NtGetContextThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000330	1	0
NtAllocateVirtualMemory June 15, 2021, 10:28 a.m.	process_identifier: 6892 region_size: 245760 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000370	1	0
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PEL·`àXv @ À@ÐuK@ H.text$V X `.rsrc@Z@@.reloc `@B base_address: 0x00400000 process_identifier: 6892 process_handle: 0x00000370	1	1
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: base_address: 0x00402000 process_identifier: 6892 process_handle: 0x00000370	1	1
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: 8Ph ¬Pê¬4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°StringFileInfoè000004b0,FileDescription 0FileVersion0.0.0.0l%InternalNameTtaeXrTyWzbLEWeLSAbqMEysByqTrLcU.exe(LegalCopyright t%OriginalFilenameTtaeXrTyWzbLEWeLSAbqMEysByqTrLcU.exe4ProductVersion0.0.0.08Assembly Version0.0.0.0ï»¿<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"> <assemblyIdentity version="1.0.0.0" name="MyApplication.app"/> <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2"> <security> <requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3"> <requestedExecutionLevel level="asInvoker" uiAccess="false"/> </requestedPrivileges> </security> </trustInfo> </assembly> base_address: 0x00438000 process_identifier: 6892 process_handle: 0x00000370	1	1
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: p 6 base_address: 0x0043a000 process_identifier: 6892 process_handle: 0x00000370	1	1
WriteProcessMemory June 15, 2021, 10:28 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 6892 process_handle: 0x00000370	1	1
NtSetContextThread June 15, 2021, 10:28 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421150 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000330 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000330 suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000190 suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000314 suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000334 suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000398 suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:28 a.m.	thread_handle: 0x00000418 suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:29 a.m.	thread_handle: 0x0000034c suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:29 a.m.	thread_handle: 0x0000040c suspend_count: 1 process_identifier: 6892	1	0
NtResumeThread June 15, 2021, 10:29 a.m.	thread_handle: 0x0000040c suspend_count: 1 process_identifier: 6892	1	0

okcf.exe

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