2024-06-01_deb4a2b898e9eb6c29f01dc48e2d2c55_cobalt-strike_ryuk

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General

Target

2024-06-01_deb4a2b898e9eb6c29f01dc48e2d2c55_cobalt-strike_ryuk
Size

116KB
MD5

deb4a2b898e9eb6c29f01dc48e2d2c55
SHA1

9e660b146ce8f7357d8fb6eb124965db0a6eed46
SHA256

add2d16d3449dd6a6258b96152c952813cd429ff9b3662f2872392f9a97640c7
SHA512

707dd7a1bad1019200fc37d212f24a119837b73d0fbf179e31d35560a99fcec59faa8279c1664c44366f76f50c51846cea2afefbe671876938790d3980537937
SSDEEP

3072:lyWwT6UwnPKQstVR7hxFZq1/3jd9/gQ/:8ZSKQwRlg1bz

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-01_deb4a2b898e9eb6c29f01dc48e2d2c55_cobalt-strike_ryuk

Files

2024-06-01_deb4a2b898e9eb6c29f01dc48e2d2c55_cobalt-strike_ryuk
.exe windows:6 windows x64 arch:x64

7f9bba0f81fa743a3df1dd1f3c49b630

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
CompareStringW
CreateFileW
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
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: 67KB - Virtual size: 67KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 38KB - Virtual size: 37KB

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: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 148B

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

7f9bba0f81fa743a3df1dd1f3c49b630

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 67KB - Virtual size: 67KB

.rdata Size: 38KB - Virtual size: 37KB

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

.pdata Size: 4KB - Virtual size: 3KB

.00cfg Size: 512B - Virtual size: 16B

_RDATA Size: 512B - Virtual size: 148B

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

.text
Size: 67KB - Virtual size: 67KB

.rdata
Size: 38KB - Virtual size: 37KB

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

.pdata
Size: 4KB - Virtual size: 3KB

.00cfg
Size: 512B - Virtual size: 16B

_RDATA
Size: 512B - Virtual size: 148B

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