Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	July 3, 2021, 9:45 a.m.	July 3, 2021, 9:57 a.m.

Size	810.5KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`104adec18013b544dfbf200023630eb2`
SHA256	`2557ba12dac37a8da096798d3ff01fce387d75dd34a048b2878f79d2981ad7dd`
CRC32	`23AC64C3`
ssdeep	`12288:TmNbsJhMCIuDppgx2TlMsYSBMB5iH3z1V7lWXeXaqvQQjYjujiweZt67v/9OOtzu:6e5TlJYSMiTBCqrYyYsM`
Yara	Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult PE_Header_Zero - PE File Signature Generic_Malware_Zero - Generic Malware Is_DotNET_EXE - (no description) IsPE32 - (no description) Admin_Tool_IN_Zero - Admin Tool Sysinternals Win_Backdoor_AsyncRAT_Zero - Win Backdoor AsyncRAT

okb.exe "C:\Users\test22\AppData\Local\Temp\okb.exe"
7132
- schtasks.exe "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\csnJROZfuKN" /XML "C:\Users\test22\AppData\Local\Temp\tmp708B.tmp"
  8572
- okb.exe "C:\Users\test22\AppData\Local\Temp\okb.exe"
  2600

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
172.217.25.14	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (5 events)

Time & API	Arguments	Status	Return
GetComputerNameW July 3, 2021, 9:47 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 3, 2021, 9:47 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 3, 2021, 9:47 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 3, 2021, 9:47 a.m.	computer_name: TEST22-PC	1	1
GetComputerNameW July 3, 2021, 9:47 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 July 3, 2021, 9:45 a.m.			0	0
IsDebuggerPresent July 3, 2021, 9:45 a.m.			0	0
IsDebuggerPresent July 3, 2021, 9:47 a.m.			0	0
IsDebuggerPresent July 3, 2021, 9:47 a.m.			0	0

Command line console output was observed (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteConsoleW July 3, 2021, 9:47 a.m.	buffer: SUCCESS: The scheduled task "Updates\csnJROZfuKN" has successfully been created. console_handle: 0x00000007	1	1	0

Uses Windows APIs to generate a cryptographic key (3 events)

Time & API	Arguments	Status	Return
CryptExportKey July 3, 2021, 9:45 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x004a3448 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey July 3, 2021, 9:45 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x004a3448 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1
CryptExportKey July 3, 2021, 9:45 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x004a3448 flags: 0 crypto_export_handle: 0x00000000 blob_type: 6	1	1

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 July 3, 2021, 9:45 a.m.		1	1	0

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ July 3, 2021, 9:47 a.m.	stacktrace: 0x6b1798 0x6b0fbb 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 8b d7 exception.instruction: mov eax, dword ptr [ecx] exception.exception_code: 0xc0000005 exception.symbol: exception.address: 0x6b1c0b registers.esp: 3075984 registers.edi: 3076008 registers.eax: 0 registers.ebp: 3076020 registers.edx: 195 registers.ebx: 3076268 registers.esi: 39118964 registers.ecx: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

July 3, 2021, 9:47 a.m.

stacktrace:

0x6b1798
0x6b0fbb
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 8b d7
exception.instruction: mov eax, dword ptr [ecx]
exception.exception_code: 0xc0000005
exception.symbol:
exception.address: 0x6b1c0b
registers.esp: 3075984
registers.edi: 3076008
registers.eax: 0
registers.ebp: 3076020
registers.edx: 195
registers.ebx: 3076268
registers.esi: 39118964
registers.ecx: 0

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

Allocates read-write-execute memory (usually to unpack itself) (50 out of 78 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 393216 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003c0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x003e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 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
NtProtectVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 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
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00630000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00640000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00552000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0056c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00585000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0058b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00587000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0055a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0057a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00577000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0056a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef58000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 65536 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 July 3, 2021, 9:45 a.m.	process_identifier: 7132 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 July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 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
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00576000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0055c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:45 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa4000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0056d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa8000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aa9000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aaa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aab000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aad000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aae000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:46 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00aaf000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e80000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e81000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e82000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 7132 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x04e83000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 2600 region_size: 851968 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005d0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 2600 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00660000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 2600 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6f501000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 2600 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6f502000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 2600 region_size: 1769472 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00cf0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1

Creates a suspicious process (2 events)

cmdline	"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\csnJROZfuKN" /XML "C:\Users\test22\AppData\Local\Temp\tmp708B.tmp"
cmdline	schtasks.exe /Create /TN "Updates\csnJROZfuKN" /XML "C:\Users\test22\AppData\Local\Temp\tmp708B.tmp"

A process created a hidden window (1 event)

Time & API	Arguments	Status	Return	Repeated
ShellExecuteExW July 3, 2021, 9:47 a.m.	show_type: 0 filepath_r: schtasks.exe parameters: /Create /TN "Updates\csnJROZfuKN" /XML "C:\Users\test22\AppData\Local\Temp\tmp708B.tmp" filepath: schtasks.exe	1	1	0

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

section

{u'size_of_data': u'0x000c9e00', u'virtual_address': u'0x00002000', u'entropy': 7.199809505806183, u'name': u'.text', u'virtual_size': u'0x000c9cb4'}

entropy

7.19980950581

description

A section with a high entropy has been found

entropy

0.996913580247

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 July 3, 2021, 9:47 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0
LookupPrivilegeValueW July 3, 2021, 9:47 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

Terminates another process (4 events)

Time & API	Arguments	Status
NtTerminateProcess July 3, 2021, 9:47 a.m.	status_code: 0xffffffff process_identifier: 6844 process_handle: 0x00000388
NtTerminateProcess July 3, 2021, 9:47 a.m.	status_code: 0xffffffff process_identifier: 6844 process_handle: 0x00000388	1
NtTerminateProcess July 3, 2021, 9:47 a.m.	status_code: 0xffffffff process_identifier: 4780 process_handle: 0x000003c4
NtTerminateProcess July 3, 2021, 9:47 a.m.	status_code: 0xffffffff process_identifier: 4780 process_handle: 0x000003c4	1

Uses Windows utilities for basic Windows functionality (2 events)

cmdline	"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\csnJROZfuKN" /XML "C:\Users\test22\AppData\Local\Temp\tmp708B.tmp"
cmdline	schtasks.exe /Create /TN "Updates\csnJROZfuKN" /XML "C:\Users\test22\AppData\Local\Temp\tmp708B.tmp"

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 (3 events)

Time & API	Arguments	Status	Return
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 6844 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: 0x00000380		3221225496
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 4780 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: 0x00000378		3221225496
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 2600 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: 0x000003bc	1	0

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

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation July 3, 2021, 9:47 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

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

description

okb.exe tried to sleep 5456442 seconds, actually delayed analysis time by 5456442 seconds

Manipulates memory of a non-child process indicative of process injection (4 events)

Time & API	Arguments	Return	Repeated
Process injection	Process 7132 manipulating memory of non-child process 6844
Process injection	Process 7132 manipulating memory of non-child process 4780
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 6844 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: 0x00000380	3221225496	0
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 4780 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: 0x00000378	3221225496	0

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

Time & API	Arguments	Status	Return
WriteProcessMemory July 3, 2021, 9:47 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELüHÙ`àV®t @ À@\tO( H.text´T V `.rsrc(X@@.reloc ^@B base_address: 0x00400000 process_identifier: 2600 process_handle: 0x000003bc	1	1
WriteProcessMemory July 3, 2021, 9:47 a.m.	buffer: 8Ph 8ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°ôStringFileInfoÐ000004b0,FileDescription 0FileVersion0.0.0.0` InternalNameUpJCQLEDdESmqrdaAZmBOyJNtMD.exe(LegalCopyright h OriginalFilenameUpJCQLEDdESmqrdaAZmBOyJNtMD.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: 2600 process_handle: 0x000003bc	1	1
WriteProcessMemory July 3, 2021, 9:47 a.m.	buffer: p°4 base_address: 0x0043a000 process_identifier: 2600 process_handle: 0x000003bc	1	1
WriteProcessMemory July 3, 2021, 9:47 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2600 process_handle: 0x000003bc	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 July 3, 2021, 9:47 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELüHÙ`àV®t @ À@\tO( H.text´T V `.rsrc(X@@.reloc ^@B base_address: 0x00400000 process_identifier: 2600 process_handle: 0x000003bc	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 7132 called NtSetContextThread to modify thread in remote process 2600
NtSetContextThread July 3, 2021, 9:47 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4420782 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000003c4 process_identifier: 2600	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 7132 resumed a thread in remote process 2600
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x000003c4 suspend_count: 1 process_identifier: 2600	1	0	0

Executed a process and injected code into it, probably while unpacking (29 events)

Time & API	Arguments	Status	Return
NtResumeThread July 3, 2021, 9:45 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 7132	1	0
NtResumeThread July 3, 2021, 9:45 a.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 7132	1	0
NtResumeThread July 3, 2021, 9:45 a.m.	thread_handle: 0x00000198 suspend_count: 1 process_identifier: 7132	1	0
NtResumeThread July 3, 2021, 9:46 a.m.	thread_handle: 0x0000025c suspend_count: 1 process_identifier: 7132	1	0
CreateProcessInternalW July 3, 2021, 9:47 a.m.	thread_identifier: 5260 thread_handle: 0x000003bc process_identifier: 8572 current_directory: C:\Users\test22\AppData\Local\Temp filepath: C:\Windows\System32\schtasks.exe track: 1 command_line: "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\csnJROZfuKN" /XML "C:\Users\test22\AppData\Local\Temp\tmp708B.tmp" filepath_r: C:\Windows\System32\schtasks.exe stack_pivoted: 0 creation_flags: 67634192 (CREATE_DEFAULT_ERROR_MODE\|CREATE_NEW_CONSOLE\|CREATE_UNICODE_ENVIRONMENT\|EXTENDED_STARTUPINFO_PRESENT) inherit_handles: 0 process_handle: 0x000003c4	1	1
CreateProcessInternalW July 3, 2021, 9:47 a.m.	thread_identifier: 2060 thread_handle: 0x00000384 process_identifier: 6844 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\okb.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\okb.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000380	1	1
NtGetContextThread July 3, 2021, 9:47 a.m.	thread_handle: 0x00000384	1	0
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 6844 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: 0x00000380		3221225496
CreateProcessInternalW July 3, 2021, 9:47 a.m.	thread_identifier: 6912 thread_handle: 0x00000388 process_identifier: 4780 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\okb.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\okb.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000378	1	1
NtGetContextThread July 3, 2021, 9:47 a.m.	thread_handle: 0x00000388	1	0
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 4780 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: 0x00000378		3221225496
CreateProcessInternalW July 3, 2021, 9:47 a.m.	thread_identifier: 7476 thread_handle: 0x000003c4 process_identifier: 2600 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\okb.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\okb.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x000003bc	1	1
NtGetContextThread July 3, 2021, 9:47 a.m.	thread_handle: 0x000003c4	1	0
NtAllocateVirtualMemory July 3, 2021, 9:47 a.m.	process_identifier: 2600 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: 0x000003bc	1	0
WriteProcessMemory July 3, 2021, 9:47 a.m.	buffer: MZÿÿ¸@º´ Í!¸LÍ!This program cannot be run in DOS mode. $PELüHÙ`àV®t @ À@\tO( H.text´T V `.rsrc(X@@.reloc ^@B base_address: 0x00400000 process_identifier: 2600 process_handle: 0x000003bc	1	1
WriteProcessMemory July 3, 2021, 9:47 a.m.	buffer: base_address: 0x00402000 process_identifier: 2600 process_handle: 0x000003bc	1	1
WriteProcessMemory July 3, 2021, 9:47 a.m.	buffer: 8Ph 8ê4VS_VERSION_INFO½ïþ?DVarFileInfo$Translation°ôStringFileInfoÐ000004b0,FileDescription 0FileVersion0.0.0.0` InternalNameUpJCQLEDdESmqrdaAZmBOyJNtMD.exe(LegalCopyright h OriginalFilenameUpJCQLEDdESmqrdaAZmBOyJNtMD.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: 2600 process_handle: 0x000003bc	1	1
WriteProcessMemory July 3, 2021, 9:47 a.m.	buffer: p°4 base_address: 0x0043a000 process_identifier: 2600 process_handle: 0x000003bc	1	1
WriteProcessMemory July 3, 2021, 9:47 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2600 process_handle: 0x000003bc	1	1
NtSetContextThread July 3, 2021, 9:47 a.m.	registers.eip: 0 registers.esp: 0 registers.edi: 0 registers.eax: 4420782 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000003c4 process_identifier: 2600	1	0
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x000003c4 suspend_count: 1 process_identifier: 2600	1	0
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x000003d4 suspend_count: 1 process_identifier: 7132	1	0
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 2600	1	0
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x0000014c suspend_count: 1 process_identifier: 2600	1	0
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x000001c8 suspend_count: 1 process_identifier: 2600	1	0
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x00000314 suspend_count: 1 process_identifier: 2600	1	0
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x00000334 suspend_count: 1 process_identifier: 2600	1	0
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x00000398 suspend_count: 1 process_identifier: 2600	1	0
NtResumeThread July 3, 2021, 9:47 a.m.	thread_handle: 0x00000410 suspend_count: 1 process_identifier: 2600	1	0

File has been identified by 39 AntiVirus engines on VirusTotal as malicious (39 events)

Elastic	malicious (high confidence)
DrWeb	Trojan.Inject4.13511
MicroWorld-eScan	Trojan.GenericKD.37174731
FireEye	Generic.mg.104adec18013b544
McAfee	RDN/Generic.grp
Cylance	Unsafe
Sangfor	Riskware.Win32.Agent.ky
K7AntiVirus	Trojan ( 0057ed161 )
Alibaba	Trojan:Win32/starter.ali1000139
K7GW	Trojan ( 0057ed161 )
Cybereason	malicious.63aa77
BitDefenderTheta	Gen:NN.ZemsilF.34790.Ym0@a0uw8mk
Cyren	W32/MSIL_Kryptik.CYQ.gen!Eldorado
Symantec	Trojan.Gen.2
ESET-NOD32	a variant of MSIL/Kryptik.ABTU
APEX	Malicious
Avast	Win32:PWSX-gen [Trj]
Kaspersky	HEUR:Trojan.MSIL.Taskun.gen
BitDefender	Trojan.GenericKD.37174731
Paloalto	generic.ml
Ad-Aware	Trojan.GenericKD.37174731
McAfee-GW-Edition	BehavesLike.Win32.Generic.cc
Sophos	Mal/Generic-S
SentinelOne	Static AI - Malicious PE
Webroot	W32.Trojan.Gen
MAX	malware (ai score=87)
Kingsoft	Win32.Troj.Undef.(kcloud)
Microsoft	Trojan:MSIL/AgentTesla.BHB!MTB
AegisLab	Trojan.MSIL.Taskun.4!c
GData	MSIL.Trojan-Stealer.AgentTesla.2Z8Q0I
Cynet	Malicious (score: 100)
VBA32	CIL.HeapOverride.Heur
Malwarebytes	Spyware.AgentTesla
TrendMicro-HouseCall	TROJ_GEN.R002H0CG221
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.ABSN!tr
AVG	Win32:PWSX-gen [Trj]
CrowdStrike	win/malicious_confidence_90% (W)
Qihoo-360	Win32/TrojanSpy.AgentTesla.HwMAUoAA

okb.exe

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