2024-05-26_799a4f65bc66b538f824c40d5f933237_cobalt-strike_ryuk

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General

Target

2024-05-26_799a4f65bc66b538f824c40d5f933237_cobalt-strike_ryuk
Size

123KB
MD5

799a4f65bc66b538f824c40d5f933237
SHA1

918a4b07fde3be8a2039bc9e875027459904d83c
SHA256

4ef7062f4aa10a3216d2c85f9c55d565e7ec534957cd0b8870a63689e36e6eca
SHA512

55b4a806f876b1c397d0edb72ecaff13d61a1eee3a55ae3aa16a6c1c71a966313e4278bb5831869c267af8bc610312ffe225481ef27aeef7951e7feaf2ed55b2
SSDEEP

3072:22lM3xNpE4wbEJw3MYoArPW4Hi8VaNwJB:VMBNpry46reHW

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-26_799a4f65bc66b538f824c40d5f933237_cobalt-strike_ryuk

Files

2024-05-26_799a4f65bc66b538f824c40d5f933237_cobalt-strike_ryuk
.exe windows:6 windows x64 arch:x64

6ad28cbd5f1ed61b02d094f5e8f01326

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

CloseHandle
CompareStringW
CreateFileW
DeleteCriticalSection
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
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
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 70KB - Virtual size: 69KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 41KB - Virtual size: 40KB

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: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gehcont
Size: 512B - Virtual size: 32B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.voltbl
Size: 512B - Virtual size: 42B

_RDATA
Size: 512B - Virtual size: 252B

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

Sharing

General

Malware Config

Signatures

Files

6ad28cbd5f1ed61b02d094f5e8f01326

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 70KB - Virtual size: 69KB

.rdata Size: 41KB - Virtual size: 40KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 4KB - Virtual size: 4KB

.00cfg Size: 512B - Virtual size: 40B

.gehcont Size: 512B - Virtual size: 32B

.voltbl Size: 512B - Virtual size: 42B

_RDATA Size: 512B - Virtual size: 252B

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 70KB - Virtual size: 69KB

.rdata
Size: 41KB - Virtual size: 40KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 4KB - Virtual size: 4KB

.00cfg
Size: 512B - Virtual size: 40B

.gehcont
Size: 512B - Virtual size: 32B

.voltbl
Size: 512B - Virtual size: 42B

_RDATA
Size: 512B - Virtual size: 252B

.reloc
Size: 2KB - Virtual size: 1KB