2024-09-29_424c6dafdcf49d74a2e6be9c0e6e1a19_cobalt-strike_ryuk

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General

Target

2024-09-29_424c6dafdcf49d74a2e6be9c0e6e1a19_cobalt-strike_ryuk
Size

1.6MB
MD5

424c6dafdcf49d74a2e6be9c0e6e1a19
SHA1

c672e3793a60623ecb3adf3f7d3b6fdd4f97d1e9
SHA256

a8195f8dc0e3800d54379012edc92e9e57ff53839168d3ca41865eb4af54b6b1
SHA512

df1def673edd40eb727424522e413c4674019d5b2c887d545011e55bc71357497b75646feb4669caeddaffc54b01164bc7f901aeaa27e8d85e1e140652e415d1
SSDEEP

12288:g6ZT0z1Wg+BB2ZXc3ajG+hjQKymY8efKCpD7Gj9G6G1qT8nQkCu83L3Wl/np9DB9:jaz15GgZsqjnhMgeiCl7G0nehbGZpbD

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-29_424c6dafdcf49d74a2e6be9c0e6e1a19_cobalt-strike_ryuk

Files

2024-09-29_424c6dafdcf49d74a2e6be9c0e6e1a19_cobalt-strike_ryuk
.exe windows:5 windows x64 arch:x64

0a180ef92fac187b9ed6d55610d2115e

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

installer_helper.exe.pdb

Imports

shell32

SHBindToParent
SHParseDisplayName

user32

CreatePopupMenu
CreateWindowExW
DefWindowProcW
DestroyMenu
DestroyWindow
DispatchMessageW
GetMenuItemCount
GetMenuItemInfoW
GetMessageW
LoadCursorW
LoadStringW
PostMessageW
PostQuitMessage
RegisterClassW
SetTimer
TranslateMessage

kernel32

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

ole32

CoInitialize
CoTaskMemFree
CoUninitialize

Sections

.text
Size: 299KB - Virtual size: 299KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 92KB - Virtual size: 91KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

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: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 920B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

0a180ef92fac187b9ed6d55610d2115e

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

shell32

user32

kernel32

ole32

Sections

.text Size: 299KB - Virtual size: 299KB

.rdata Size: 92KB - Virtual size: 91KB

.data Size: 8KB - Virtual size: 19KB

.pdata Size: 14KB - Virtual size: 13KB

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

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

_RDATA Size: 512B - Virtual size: 148B

.rsrc Size: 1024B - Virtual size: 920B

.reloc Size: 1.2MB - Virtual size: 1.2MB

.text
Size: 299KB - Virtual size: 299KB

.rdata
Size: 92KB - Virtual size: 91KB

.data
Size: 8KB - Virtual size: 19KB

.pdata
Size: 14KB - Virtual size: 13KB

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

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

_RDATA
Size: 512B - Virtual size: 148B

.rsrc
Size: 1024B - Virtual size: 920B

.reloc
Size: 1.2MB - Virtual size: 1.2MB