Static task
static1
Behavioral task
behavioral1
Sample
2024-10-12_5ad9fe00b00d88ea1c19db90201c3316_cobalt-strike_ryuk.exe
Resource
win7-20240903-en
General
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Target
2024-10-12_5ad9fe00b00d88ea1c19db90201c3316_cobalt-strike_ryuk
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Size
19.8MB
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MD5
5ad9fe00b00d88ea1c19db90201c3316
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SHA1
8b13e08227df7372523a5d838d1cf5df8f061075
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SHA256
6d686bac9ed3e98d54854ada9b250df0c4c9fe58c2c1ad4d7dfe428aa050ca47
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SHA512
132105a68263ee26005f9b40f668503435c7dbfcf425853e8516f58d3d9c1a2e70f5e5ea86e32226bc322b81190a255f557f853506c20251832d41807d1f2954
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SSDEEP
393216:QVysdnvx9Uxe58YqyXcubo/I2BCy2VhTvxg5Xu:Q0ax9Ug8DGogqgPTpgh
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-12_5ad9fe00b00d88ea1c19db90201c3316_cobalt-strike_ryuk
Files
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2024-10-12_5ad9fe00b00d88ea1c19db90201c3316_cobalt-strike_ryuk.exe windows:6 windows x64 arch:x64
2a38987d17b6bd42664584db5b8f8560
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
shell32
CommandLineToArgvW
SHFileOperationW
SHGetFolderPathW
kernel32
CloseHandle
CompareStringW
CreateDirectoryW
CreateFileW
CreateProcessW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FindResourceA
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetExitCodeProcess
GetFileAttributesW
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTempPathW
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadResource
LockResource
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SizeofResource
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile
Sections
.text Size: 168KB - Virtual size: 168KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 55KB - Virtual size: 55KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 155KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gxfg Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 500B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 19.6MB - Virtual size: 19.6MB
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