Static task
static1
Behavioral task
behavioral1
Sample
2023-08-26_799f1acab7dcfbe1219d51166a50a8ab_cobalt-strike_cobaltstrike_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-26_799f1acab7dcfbe1219d51166a50a8ab_cobalt-strike_cobaltstrike_JC.exe
Resource
win10v2004-20230915-en
General
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Target
2023-08-26_799f1acab7dcfbe1219d51166a50a8ab_cobalt-strike_cobaltstrike_JC.exe
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Size
418KB
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MD5
799f1acab7dcfbe1219d51166a50a8ab
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SHA1
a9e70ac9b6ca5e98dfac783efef283e615100034
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SHA256
1bda1cfed505c9568e51ebf9a2237ffd1186faf76e936e839838bf001e0ba4eb
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SHA512
ef518cb6e734f7a31b82cc6d2c867e376bb43078dfa9112d175a2edc942c0ba167b5e94a8163bdfed5c28766ace8c5aefd897afd15e48bf992bffcc3f659c346
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SSDEEP
6144:S3mA6mZF6PENPgkG19cEYG933ip5TItqyd+lUVEE:S3DFPNRmD5niyNklUZ
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2023-08-26_799f1acab7dcfbe1219d51166a50a8ab_cobalt-strike_cobaltstrike_JC.exe
Files
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2023-08-26_799f1acab7dcfbe1219d51166a50a8ab_cobalt-strike_cobaltstrike_JC.exe.exe windows:6 windows x64
2a31fb34b2c2b39ce9f60c45bbfe07af
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
CloseHandle
CreateFileW
CreateProcessA
DeleteCriticalSection
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleCP
GetConsoleMode
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrcmpiW
user32
BeginPaint
CreateWindowExW
DefWindowProcW
DestroyWindow
DialogBoxParamW
DispatchMessageW
EndDialog
EndPaint
GetMessageW
LoadAcceleratorsW
LoadCursorW
LoadIconW
LoadStringW
PostQuitMessage
RegisterClassExW
ShowWindow
TranslateAcceleratorW
TranslateMessage
UpdateWindow
gdi32
LineDDA
Sections
.text Size: 77KB - Virtual size: 76KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 39KB - Virtual size: 38KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 292KB - Virtual size: 1144.7MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 40B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.voltbl Size: 512B - Virtual size: 40B
_RDATA Size: 512B - Virtual size: 244B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
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