2024-05-26_9c405c68b89c98f233a81e50a2faa1c1_cobalt-strike_ryuk

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General

Target

2024-05-26_9c405c68b89c98f233a81e50a2faa1c1_cobalt-strike_ryuk
Size

331KB
MD5

9c405c68b89c98f233a81e50a2faa1c1
SHA1

1f4b9e287ab783266ce179cd827400542700840d
SHA256

cc7e9d8cc1ac3f93835d2299b2bd8df8ced465c7b10d5ceb071e04d3066aac8e
SHA512

e2d747c7ee52a0f4a2ec82dd913e38b3770c5ced579b3a8bbd8358803a5bd490b4897bc4cb09ed794ea5c49fc22e1ada21b8fc8c9c262c9889d3bb0f11b0cbbf
SSDEEP

3072:/OPPlImdXZMzI3zKbmKf7CPQ7CipsiLFvkMYh1Jci/WnwWt2LlnSKcoY4O3/v9Rs:/KPlIxepHoGiNLFvSO8tcohLvR

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-26_9c405c68b89c98f233a81e50a2faa1c1_cobalt-strike_ryuk

Files

2024-05-26_9c405c68b89c98f233a81e50a2faa1c1_cobalt-strike_ryuk
.exe windows:4 windows x64 arch:x64

261c16317fa8b5c69f4d86797b0b2d8b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

Pak.pdb

Imports

kernel32

CloseHandle
CompareStringW
CreateEventW
CreateFileW
CreateProcessW
DecodePointer
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetExitCodeProcess
GetFileAttributesExW
GetFileSizeEx
GetFileType
GetLastError
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetUserDefaultLCID
GlobalMemoryStatusEx
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleTitleW
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WaitForSingleObject
WaitForSingleObjectEx
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 237KB - Virtual size: 237KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 74KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 648B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

261c16317fa8b5c69f4d86797b0b2d8b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Sections

.text Size: 237KB - Virtual size: 237KB

.rdata Size: 74KB - Virtual size: 73KB

.data Size: 4KB - Virtual size: 24KB

.pdata Size: 9KB - Virtual size: 9KB

.tls Size: 512B - Virtual size: 9B

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 1024B - Virtual size: 648B

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

.text
Size: 237KB - Virtual size: 237KB

.rdata
Size: 74KB - Virtual size: 73KB

.data
Size: 4KB - Virtual size: 24KB

.pdata
Size: 9KB - Virtual size: 9KB

.tls
Size: 512B - Virtual size: 9B

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 1024B - Virtual size: 648B

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