2024-10-11_79b4eac4ac4694401aa27376da009450_cobalt-strike_ryuk

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General

Target

2024-10-11_79b4eac4ac4694401aa27376da009450_cobalt-strike_ryuk
Size

1.5MB
MD5

79b4eac4ac4694401aa27376da009450
SHA1

7da9889ec5eb9324893546c169bf40b17d5db98f
SHA256

5a1b417e3872a5c41005508de7db7c48dd9c6bcc9ff57a293af65fd330510924
SHA512

165821fcbc1b0e68ee63e8316dc430ca184b72ac8360acaf4574cd95f2bebcd96784e8aa9fbe60a2d36cd5dc46129efefc5f0f92dc8372edffcbfbe40c45dd9a
SSDEEP

49152:ZUxVQAmGVrz4w5TZhF1W4P7xlMPdlR8v4UC0Eg6ET7M/I:Y2w5T3Xl2/V0cETQ/I

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-10-11_79b4eac4ac4694401aa27376da009450_cobalt-strike_ryuk

Files

2024-10-11_79b4eac4ac4694401aa27376da009450_cobalt-strike_ryuk
.exe windows:5 windows x64 arch:x64

0f1f50882245365b9ce5061a60975af4

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

chrome_proxy.exe.pdb

Imports

advapi32

CreateProcessAsUserW
EventRegister
EventUnregister
EventWrite
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
SystemFunction036

kernel32

AcquireSRWLockExclusive
AssignProcessToJobObject
CloseHandle
CompareStringW
CreateEventW
CreateFileW
CreateProcessW
CreateThread
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetExitCodeProcess
GetFileAttributesW
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GetWindowsDirectoryW
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeProcThreadAttributeList
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LocalFree
MultiByteToWideChar
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ResetEvent
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnregisterWaitEx
UpdateProcThreadAttribute
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

user32

AllowSetForegroundWindow

ole32

CoInitializeEx
CoRegisterInitializeSpy
CoRevokeInitializeSpy
CoTaskMemFree
CoUninitialize

winmm

timeGetTime

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 788KB - Virtual size: 787KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 149KB - Virtual size: 148KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 13KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 30KB - Virtual size: 29KB

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: 289B

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: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 572KB - Virtual size: 576KB

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

0f1f50882245365b9ce5061a60975af4

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

shell32

userenv

user32

ole32

winmm

Exports

Exports

Sections

.text Size: 788KB - Virtual size: 787KB

.rdata Size: 149KB - Virtual size: 148KB

.data Size: 13KB - Virtual size: 44KB

.pdata Size: 30KB - Virtual size: 29KB

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

.tls Size: 512B - Virtual size: 289B

_RDATA Size: 512B - Virtual size: 148B

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

.reloc Size: 572KB - Virtual size: 576KB

.text
Size: 788KB - Virtual size: 787KB

.rdata
Size: 149KB - Virtual size: 148KB

.data
Size: 13KB - Virtual size: 44KB

.pdata
Size: 30KB - Virtual size: 29KB

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

.tls
Size: 512B - Virtual size: 289B

_RDATA
Size: 512B - Virtual size: 148B

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

.reloc
Size: 572KB - Virtual size: 576KB