Behavioral task
behavioral1
Sample
8f20b8406a7cb02fc229f68d9095730ccc772fe6cf710cb87f4b278a1d9f51d5.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
8f20b8406a7cb02fc229f68d9095730ccc772fe6cf710cb87f4b278a1d9f51d5.exe
Resource
win10v2004-20230915-en
General
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Target
8f20b8406a7cb02fc229f68d9095730ccc772fe6cf710cb87f4b278a1d9f51d5
-
Size
137KB
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MD5
20ce90e0f6fb4f1ff55cbfe3cd99e484
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SHA1
164b7e1a834a590d6306d2c4f47c001161fa450b
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SHA256
8f20b8406a7cb02fc229f68d9095730ccc772fe6cf710cb87f4b278a1d9f51d5
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SHA512
5cc1d065337cd77e3b213f62a5fc2a80d9b8dd0a68fd2fc61b6ec366f27fd2aea76af5ec51dac1f085b739f92c0a1a95b890d8aca6461ac406e74dfc63fabb0c
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SSDEEP
3072:TC6QP/pvcfOkQ8eXT9LvcxpcaCgrAgq0SzLzW:ePRvUJXSCxpcaUJG
Malware Config
Extracted
cobaltstrike
http://192.168.119.129:87/2/events/com.amazon.csm.csa.prod
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user_agent
Accept: */* Accept-Language: en-US,en;q=0.5 Connection: close User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; BOIE8;ENUS)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 8f20b8406a7cb02fc229f68d9095730ccc772fe6cf710cb87f4b278a1d9f51d5
Files
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8f20b8406a7cb02fc229f68d9095730ccc772fe6cf710cb87f4b278a1d9f51d5.exe windows:6 windows x64
9875813f574d803ccc7d0df319db0a55
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
LoadLibraryW
GetProcAddress
WriteConsoleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
EncodePointer
RaiseException
RtlPcToFileHeader
GetStdHandle
WriteFile
GetModuleFileNameW
GetCurrentProcess
ExitProcess
TerminateProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
GetProcessHeap
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
GetFileSizeEx
SetFilePointerEx
HeapSize
HeapReAlloc
CloseHandle
CreateFileW
Sections
.text Size: 82KB - Virtual size: 82KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 43KB - Virtual size: 42KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ