Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	April 20, 2021, 9:24 a.m.	April 20, 2021, 9:31 a.m.

Size	258.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`1ceae4d45ed09a9ed4d5c392a7654fa9`
SHA256	`9406ad52a87d220e0eae7b7a65a1870a72df536649d9600aca18ddce2263001f`
CRC32	`637E3CBB`
ssdeep	`6144:TE5qHlbpCZ7G5lzMoQ7JEZRjzC21ESqKLOAGp0Q:o5aNwZ7G5OoQ7JFvtp`
Yara	Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT PE_Header_Zero - PE File Signature Zero IsPE32 - (no description) IsNET_EXE - (no description) IsWindowsGUI - (no description) IsPacked - Entropy Check

Hyjgyn.pdf "C:\Users\test22\AppData\Local\Temp\Hyjgyn.pdf"
2444
- Hyjgyn.pdf C:\Users\test22\AppData\Local\Temp\Hyjgyn.pdf
  2040

Name	Response	Post-Analysis Lookup
www.yoursite.com	A 104.21.14.15 A 172.67.133.191	104.21.14.15
yoursite.com	A 104.21.14.15 A 172.67.133.191	172.67.133.191

IP Address	Status	Action
164.124.101.2	Active	Moloch
172.67.133.191	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.101:49199 -> 172.67.133.191:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.101:49202 -> 172.67.133.191:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

Flow	Issuer	Subject	Fingerprint
TLSv1 192.168.56.101:49199 172.67.133.191:443	C=US, O=Cloudflare, Inc., CN=Cloudflare Inc ECC CA-3	C=US, ST=CA, L=San Francisco, O=Cloudflare, Inc., CN=sni.cloudflaressl.com	97:38:3d:17:60:cf:37:5f:32:f8:a8:d4:38:b0:95:2f:df:2d:6a:93
TLSv1 192.168.56.101:49202 172.67.133.191:443	C=US, O=Cloudflare, Inc., CN=Cloudflare Inc ECC CA-3	C=US, ST=CA, L=San Francisco, O=Cloudflare, Inc., CN=sni.cloudflaressl.com	97:38:3d:17:60:cf:37:5f:32:f8:a8:d4:38:b0:95:2f:df:2d:6a:93

Queries for the computername (4 events)

Time & API	Arguments	Status	Return
GetComputerNameW April 20, 2021, 9:30 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW April 20, 2021, 9:30 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW April 20, 2021, 9:30 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW April 20, 2021, 9:30 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 April 20, 2021, 9:24 a.m.			0	0
IsDebuggerPresent April 20, 2021, 9:24 a.m.			0	0
IsDebuggerPresent April 20, 2021, 9:29 a.m.			0	0
IsDebuggerPresent April 20, 2021, 9:29 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 April 20, 2021, 9:24 a.m.		1	1	0

One or more processes crashed (4 events)

Time & API	Arguments	Status
__exception__ April 20, 2021, 9:25 a.m.	stacktrace: K32EnumProcessModules+0x18 RegisterApplicationRestart-0x1be kernel32+0x3b37e @ 0x7575b37e 0xa58655 0xa5789f 0xa55d7f 0xa5522a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x727c1838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x727c1737 mscorlib+0x2d36ad @ 0x6ff136ad mscorlib+0x308f2d @ 0x6ff48f2d mscorlib+0x3135ed @ 0x6ff535ed 0xa513e5 0xa50b9a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72752e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x728074ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72807610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x72891dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x72891e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x72891f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x7289416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7376f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743c7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743c4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 89 04 91 c7 45 fc fe ff ff ff ff 45 10 81 7d 10 exception.symbol: K32EnumProcessModules+0x113 RegisterApplicationRestart-0xc3 kernel32+0x3b479 exception.instruction: mov dword ptr [ecx + edx*4], eax exception.module: KERNEL32.dll exception.exception_code: 0xc0000005 exception.offset: 242809 exception.address: 0x7575b479 registers.esp: 3531836 registers.edi: 1990713288 registers.eax: 16777216 registers.ebp: 3532040 registers.edx: 0 registers.ebx: 0 registers.esi: 1 registers.ecx: 0	1
__exception__ April 20, 2021, 9:25 a.m.	stacktrace: K32EnumProcessModules+0x18 RegisterApplicationRestart-0x1be kernel32+0x3b37e @ 0x7575b37e 0xa58655 0xa5789f 0xa55d7f 0xa5522a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x727c1838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x727c1737 mscorlib+0x2d36ad @ 0x6ff136ad mscorlib+0x308f2d @ 0x6ff48f2d mscorlib+0x3135ed @ 0x6ff535ed 0xa513e5 0xa50b9a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72752e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x728074ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72807610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x72891dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x72891e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x72891f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x7289416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7376f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743c7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743c4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 89 04 91 c7 45 fc fe ff ff ff ff 45 10 81 7d 10 exception.symbol: K32EnumProcessModules+0x113 RegisterApplicationRestart-0xc3 kernel32+0x3b479 exception.instruction: mov dword ptr [ecx + edx*4], eax exception.module: KERNEL32.dll exception.exception_code: 0xc0000005 exception.offset: 242809 exception.address: 0x7575b479 registers.esp: 3531836 registers.edi: 1990713288 registers.eax: 4194304 registers.ebp: 3532040 registers.edx: 0 registers.ebx: 0 registers.esi: 1 registers.ecx: 0	1
__exception__ April 20, 2021, 9:25 a.m.	stacktrace: K32EnumProcessModules+0x18 RegisterApplicationRestart-0x1be kernel32+0x3b37e @ 0x7575b37e 0xa58655 0xa5789f 0xa55d7f 0xa5522a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f LogHelp_TerminateOnAssert+0x12cf8 GetPrivateContextsPerfCounters-0x674a clr+0x81838 @ 0x727c1838 LogHelp_TerminateOnAssert+0x12bf7 GetPrivateContextsPerfCounters-0x684b clr+0x81737 @ 0x727c1737 mscorlib+0x2d36ad @ 0x6ff136ad mscorlib+0x308f2d @ 0x6ff48f2d mscorlib+0x3135ed @ 0x6ff535ed 0xa513e5 0xa50b9a DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x72742652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x7275264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x72752e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x728074ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72807610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x72891dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x72891e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x72891f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x7289416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x7376f5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743c7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743c4de3 RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x773d9ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x773d9ea5 exception.instruction_r: 89 04 91 c7 45 fc fe ff ff ff ff 45 10 81 7d 10 exception.symbol: K32EnumProcessModules+0x113 RegisterApplicationRestart-0xc3 kernel32+0x3b479 exception.instruction: mov dword ptr [ecx + edx*4], eax exception.module: KERNEL32.dll exception.exception_code: 0xc0000005 exception.offset: 242809 exception.address: 0x7575b479 registers.esp: 3531836 registers.edi: 1990713288 registers.eax: 10944512 registers.ebp: 3532040 registers.edx: 0 registers.ebx: 0 registers.esi: 1 registers.ecx: 0	1
__exception__ April 20, 2021, 9:30 a.m.	stacktrace: 0x6117d8 0x611003 DllUnregisterServerInternal-0x7aa2 clr+0x2652 @ 0x720a2652 DllRegisterServerInternal+0x243 CoUninitializeEE-0xd1f5 clr+0x1264f @ 0x720b264f DllRegisterServerInternal+0xa89 CoUninitializeEE-0xc9af clr+0x12e95 @ 0x720b2e95 DllGetClassObjectInternal+0x2473 CorDllMainForThunk-0x8a088 clr+0xc74ec @ 0x721674ec DllGetClassObjectInternal+0x2597 CorDllMainForThunk-0x89f64 clr+0xc7610 @ 0x72167610 CorDllMainForThunk+0x850 _CorExeMain-0x238a clr+0x151dc4 @ 0x721f1dc4 CorDllMainForThunk+0x8f3 _CorExeMain-0x22e7 clr+0x151e67 @ 0x721f1e67 CorDllMainForThunk+0xa06 _CorExeMain-0x21d4 clr+0x151f7a @ 0x721f1f7a _CorExeMain+0x1c ClrCreateManagedInstance-0x35cd clr+0x15416a @ 0x721f416a _CorExeMain+0x71 GetFileVersion-0x293a mscoreei+0xf5a3 @ 0x736ef5a3 CreateConfigStream+0x13f GetProcessExecutableHeap-0xad6 mscoree+0x7f16 @ 0x743c7f16 _CorExeMain+0x8 CreateConfigStream-0x2ff4 mscoree+0x4de3 @ 0x743c4de3 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 4b d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x611c4b registers.esp: 2487200 registers.edi: 2487224 registers.eax: 0 registers.ebp: 2487236 registers.edx: 195 registers.ebx: 2487492 registers.esi: 37348336 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.yoursite.com/
suspicious_features	GET method with no useragent header				suspicious_request	GET https://yoursite.com/

Performs some HTTP requests (2 events)

request	GET https://www.yoursite.com/
request	GET https://yoursite.com/

Allocates read-write-execute memory (usually to unpack itself) (50 out of 57 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 524288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00360000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003a0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72741000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72742000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 655360 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01ec0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01f20000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003f2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0040c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00425000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0042b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00427000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00416000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003fa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0041a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00417000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0041b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0040a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:24 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a51000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:25 a.m.	process_identifier: 2444 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a52000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:25 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a55000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:25 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a56000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:25 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a57000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:25 a.m.	process_identifier: 2444 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a58000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 262144 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00380000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00380000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x720a1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x720a2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 851968 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02050000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x020e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00462000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00495000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0049b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00497000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00610000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0046a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72a12000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00611000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0048a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:29 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00487000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:30 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00486000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:30 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x043c0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:30 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x043c1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:30 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0047b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:30 a.m.	process_identifier: 2040 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:30 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory April 20, 2021, 9:30 a.m.	process_identifier: 2040 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

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

Time & API	Arguments	Status	Return	Repeated
GetAdaptersAddresses April 20, 2021, 9:24 a.m.	flags: 15 family: 0		111	0

The binary likely contains encrypted or compressed data indicative of a packer (2 events)

section

{u'size_of_data': u'0x0003bc00', u'virtual_address': u'0x00002000', u'entropy': 7.9867794209330825, u'name': u'.text', u'virtual_size': u'0x0003bb74'}

entropy

7.98677942093

description

A section with a high entropy has been found

entropy

0.928155339806

description

Overall entropy of this PE file is high

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

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW April 20, 2021, 9:25 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0
LookupPrivilegeValueW April 20, 2021, 9:29 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Yara rule detected in process memory (11 events)

description	Listen for incoming communication	rule	network_tcp_listen
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

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory April 20, 2021, 9:25 a.m.	process_identifier: 2040 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: 0x000005f4	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation April 20, 2021, 9:30 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

A process attempted to delay the analysis task. (1 event)

description

Hyjgyn.pdf tried to sleep 8184632 seconds, actually delayed analysis time by 8184632 seconds

Installs itself for autorun at Windows startup (1 event)

reg_key

HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell

reg_value

explorer.exe,"C:\Users\test22\AppData\Local\.notepad.exe",

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

Time & API	Arguments	Status	Return
WriteProcessMemory April 20, 2021, 9:25 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELOÜ!`àX>v @ À@äuWX H.textDV X `.rsrcXZ@@.reloc `@B base_address: 0x00400000 process_identifier: 2040 process_handle: 0x000005f4	1	1
WriteProcessMemory April 20, 2021, 9:25 a.m.	buffer: 8Ph ÄhêÄ4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°$StringFileInfo000004b0,FileDescription 0FileVersion0.0.0.0x,InternalNamezvLCYVaxvcrETcHcXWpJTFjOBmqXvcSIHeLpjtw.exe(LegalCopyright ,OriginalFilenamezvLCYVaxvcrETcHcXWpJTFjOBmqXvcSIHeLpjtw.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: 2040 process_handle: 0x000005f4	1	1
WriteProcessMemory April 20, 2021, 9:25 a.m.	buffer: p@6 base_address: 0x0043a000 process_identifier: 2040 process_handle: 0x000005f4	1	1
WriteProcessMemory April 20, 2021, 9:25 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2040 process_handle: 0x000005f4	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 April 20, 2021, 9:25 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELOÜ!`àX>v @ À@äuWX H.textDV X `.rsrcXZ@@.reloc `@B base_address: 0x00400000 process_identifier: 2040 process_handle: 0x000005f4	1	1	0

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 2444 called NtSetContextThread to modify thread in remote process 2040
NtSetContextThread April 20, 2021, 9:25 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421182 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000005f0 process_identifier: 2040	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2444 resumed a thread in remote process 2040
NtResumeThread April 20, 2021, 9:25 a.m.	thread_handle: 0x000005f0 suspend_count: 1 process_identifier: 2040	1	0	0

File has been identified by 20 AntiVirus engines on VirusTotal as malicious (20 events)

Elastic	malicious (high confidence)
McAfee	Artemis!1CEAE4D45ED0
CrowdStrike	win/malicious_confidence_100% (W)
Symantec	ML.Attribute.HighConfidence
APEX	Malicious
Avast	Win32:MalwareX-gen [Trj]
Kaspersky	UDS:DangerousObject.Multi.Generic
Paloalto	generic.ml
McAfee-GW-Edition	BehavesLike.Win32.Generic.dc
FireEye	Generic.mg.1ceae4d45ed09a9e
Sophos	ML/PE-A
SentinelOne	Static AI - Suspicious PE
Microsoft	Trojan:Win32/Wacatac.B!ml
Cynet	Malicious (score: 100)
Acronis	suspicious
BitDefenderTheta	Gen:NN.ZemsilF.34678.qm0@aGJHI6o
Malwarebytes	Trojan.Crypt.MSIL
Ikarus	Trojan.MSIL.Inject
MaxSecure	Trojan.Malware.300983.susgen
AVG	Win32:MalwareX-gen [Trj]

Executed a process and injected code into it, probably while unpacking (24 events)

Time & API	Arguments	Status	Return
NtResumeThread April 20, 2021, 9:24 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2444	1	0
NtResumeThread April 20, 2021, 9:24 a.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 2444	1	0
NtResumeThread April 20, 2021, 9:24 a.m.	thread_handle: 0x00000190 suspend_count: 1 process_identifier: 2444	1	0
NtResumeThread April 20, 2021, 9:24 a.m.	thread_handle: 0x00000350 suspend_count: 1 process_identifier: 2444	1	0
NtResumeThread April 20, 2021, 9:25 a.m.	thread_handle: 0x000005d8 suspend_count: 1 process_identifier: 2444	1	0
CreateProcessInternalW April 20, 2021, 9:25 a.m.	thread_identifier: 2300 thread_handle: 0x000005f0 process_identifier: 2040 current_directory: filepath: track: 1 command_line: C:\Users\test22\AppData\Local\Temp\Hyjgyn.pdf filepath_r: stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x000005f4	1	1
NtGetContextThread April 20, 2021, 9:25 a.m.	thread_handle: 0x000005f0	1	0
NtAllocateVirtualMemory April 20, 2021, 9:25 a.m.	process_identifier: 2040 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: 0x000005f4	1	0
WriteProcessMemory April 20, 2021, 9:25 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELOÜ!`àX>v @ À@äuWX H.textDV X `.rsrcXZ@@.reloc `@B base_address: 0x00400000 process_identifier: 2040 process_handle: 0x000005f4	1	1
WriteProcessMemory April 20, 2021, 9:25 a.m.	buffer: base_address: 0x00402000 process_identifier: 2040 process_handle: 0x000005f4	1	1
WriteProcessMemory April 20, 2021, 9:25 a.m.	buffer: 8Ph ÄhêÄ4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°$StringFileInfo000004b0,FileDescription 0FileVersion0.0.0.0x,InternalNamezvLCYVaxvcrETcHcXWpJTFjOBmqXvcSIHeLpjtw.exe(LegalCopyright ,OriginalFilenamezvLCYVaxvcrETcHcXWpJTFjOBmqXvcSIHeLpjtw.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: 2040 process_handle: 0x000005f4	1	1
WriteProcessMemory April 20, 2021, 9:25 a.m.	buffer: p@6 base_address: 0x0043a000 process_identifier: 2040 process_handle: 0x000005f4	1	1
WriteProcessMemory April 20, 2021, 9:25 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2040 process_handle: 0x000005f4	1	1
NtSetContextThread April 20, 2021, 9:25 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4421182 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000005f0 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:25 a.m.	thread_handle: 0x000005f0 suspend_count: 1 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:29 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:29 a.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:29 a.m.	thread_handle: 0x00000198 suspend_count: 1 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:30 a.m.	thread_handle: 0x00000318 suspend_count: 1 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:30 a.m.	thread_handle: 0x00000338 suspend_count: 1 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:30 a.m.	thread_handle: 0x000003a0 suspend_count: 1 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:30 a.m.	thread_handle: 0x0000041c suspend_count: 1 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:30 a.m.	thread_handle: 0x00000340 suspend_count: 1 process_identifier: 2040	1	0
NtResumeThread April 20, 2021, 9:30 a.m.	thread_handle: 0x00000410 suspend_count: 1 process_identifier: 2040	1	0

Hyjgyn.pdf

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