2024-06-15_a9a11244a1ef59726f1c8e27cb31b9db_ryuk

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General

Target

2024-06-15_a9a11244a1ef59726f1c8e27cb31b9db_ryuk
Size

1.7MB
MD5

a9a11244a1ef59726f1c8e27cb31b9db
SHA1

e6c047622771beef2b813328ae059cafea993144
SHA256

57317ed6084351a189348c2cdf1c3bbbf8046bba621ecd77bc7d55c93b70334a
SHA512

bace6833221dd7651171cd493779c725cdfe91697788aa3f2bcea3f7add5c505cf9e3b79a7f5d8f0e4060cda0d4a9be89d9b98c9643ba61b7bc84b627f9ba93b
SSDEEP

24576:QGNYM5TIKtKAV+EiAkbwRobfHRFcbK3eUKUzy:P+IIKtdV+YktHRFcbtUKA

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-15_a9a11244a1ef59726f1c8e27cb31b9db_ryuk

Files

2024-06-15_a9a11244a1ef59726f1c8e27cb31b9db_ryuk
.exe windows:6 windows x64 arch:x64

e8c01ba14f9b96cced2a4b42e607c663

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

B:\b\discord_desktop\build_x64\x64_mt\DiscordHookHelper64.exe.pdb

Imports

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringEx
CompareStringW
CreateEventW
CreateFileW
CreateToolhelp32Snapshot
DecodePointer
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetExitCodeThread
GetFileSizeEx
GetFileType
GetFinalPathNameByHandleW
GetLastError
GetLocaleInfoEx
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetProcessTimes
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemTimeAsFileTime
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
InitializeSRWLock
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
K32GetModuleInformation
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadLibraryW
LocalFree
MapViewOfFile
Module32FirstW
Module32NextW
MultiByteToWideChar
OpenFileMappingA
OpenProcess
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReleaseSRWLockExclusive
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
Thread32First
Thread32Next
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryEnterCriticalSection
UnhandledExceptionFilter
UnmapViewOfFile
VerSetConditionMask
VerifyVersionInfoW
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

user32

CreateWindowExA
DefWindowProcA
DestroyWindow
EnumThreadWindows
GetWindowLongPtrW
PostThreadMessageW
RegisterClassA
UnhookWindowsHookEx

advapi32

AdjustTokenPrivileges
LookupPrivilegeValueW
OpenProcessToken

shell32

CommandLineToArgvW

ole32

CoCreateInstance
CoInitializeEx
CoTaskMemFree

shlwapi

PathFindFileNameW

dbghelp

MiniDumpWriteDump

crypt32

CertCloseStore
CertFindCertificateInStore
CertFreeCertificateContext
CertGetNameStringW
CryptHashPublicKeyInfo
CryptMsgClose
CryptMsgGetParam
CryptQueryObject

wintrust

WinVerifyTrust

Sections

.text
Size: 387KB - Virtual size: 386KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 99KB - Virtual size: 99KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 140B

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 60B

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1.2MB - Virtual size: 1.8MB

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

e8c01ba14f9b96cced2a4b42e607c663

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

ole32

shlwapi

dbghelp

crypt32

wintrust

Sections

.text Size: 387KB - Virtual size: 386KB

.rdata Size: 99KB - Virtual size: 99KB

.data Size: 8KB - Virtual size: 16KB

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

.00cfg Size: 512B - Virtual size: 48B

.gxfg Size: 9KB - Virtual size: 8KB

.retplne Size: 512B - Virtual size: 140B

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

.voltbl Size: 512B - Virtual size: 60B

_RDATA Size: 512B - Virtual size: 244B

.reloc Size: 1.2MB - Virtual size: 1.8MB

.text
Size: 387KB - Virtual size: 386KB

.rdata
Size: 99KB - Virtual size: 99KB

.data
Size: 8KB - Virtual size: 16KB

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

.00cfg
Size: 512B - Virtual size: 48B

.gxfg
Size: 9KB - Virtual size: 8KB

.retplne
Size: 512B - Virtual size: 140B

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

.voltbl
Size: 512B - Virtual size: 60B

_RDATA
Size: 512B - Virtual size: 244B

.reloc
Size: 1.2MB - Virtual size: 1.8MB