2024-05-12_c0db4673293c87e39265d3445c05e886_ryuk

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General

Target

2024-05-12_c0db4673293c87e39265d3445c05e886_ryuk
Size

5.0MB
MD5

c0db4673293c87e39265d3445c05e886
SHA1

547423e1dcb1b9a1bf1413ea6b8e3203f98c84c4
SHA256

6181527e677bad85ca47f6a259b541c3bc92874ad9af18fc4d1de374f00e508e
SHA512

31dec384d7d514b8398ba342f191d2717ba9b9c5e271d1776003db353694748895bb558b9664a749145767e398606721f21a6955ce51cb7101016667550df0b1
SSDEEP

49152:rvSU7iN6vcR6h0godzYvXbeFWT/U6dqSTSkU1tAqOOdz7UE/wRdspa6Mi0Ks8Csu:rKU9UDFdubDZA8U1l1lUdejdAbZqw

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-12_c0db4673293c87e39265d3445c05e886_ryuk

Files

2024-05-12_c0db4673293c87e39265d3445c05e886_ryuk
.exe windows:6 windows x64 arch:x64

2a37d3828eb7ba7a8684d9f6d6404c72

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

AcquireSRWLockExclusive
CloseHandle
CompareStringEx
CompareStringW
CreateEventW
CreateFileW
CreateThread
DecodePointer
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetFileSize
GetFileType
GetLastError
GetLocaleInfoEx
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemFirmwareTable
GetSystemTimeAsFileTime
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
InitializeSRWLock
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LocalFree
MultiByteToWideChar
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReadFile
ReleaseSRWLockExclusive
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
WaitForSingleObjectEx
WideCharToMultiByte
WriteConsoleW
WriteFile

user32

CloseClipboard
CreateWindowExW
DefWindowProcW
DispatchMessageW
EmptyClipboard
GetCaretBlinkTime
GetClientRect
GetClipboardData
GetDesktopWindow
GetKeyState
GetMessageW
GetSystemMetrics
GetWindowInfo
GetWindowLongPtrW
GetWindowRect
IsZoomed
LoadCursorW
LoadIconW
MessageBoxW
OpenClipboard
PostMessageA
PostQuitMessage
RegisterClassW
ScreenToClient
SetClassLongPtrW
SetClipboardData
SetWindowLongPtrW
SetWindowPos
ShowWindow
TranslateMessage

advapi32

RegCloseKey
RegOpenKeyW
RegSetValueExW

ole32

CoTaskMemFree

shell32

CommandLineToArgvW

gdi32

CreateSolidBrush

ntdll

RtlNtStatusToDosError

ws2_32

ioctlsocket

dwrite

DWriteCreateFactory

d2d1

ord1
ord2

Sections

yDwjsc
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_MEM_READ

GxiBcG
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pcGuh
Size: 721KB - Virtual size: 720KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.oJacG
Size: 129KB - Virtual size: 129KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

xrRsrA
Size: 19KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

TnNnjax0
Size: 512B - Virtual size: 260B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

keSiPax1
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

NduLG
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text
Size: 4.1MB - Virtual size: 4.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.TeAZZD
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gFwxVh
Size: 512B - Virtual size: 448B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.kbWq
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_MEM_READ

.sWgUUN
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2a37d3828eb7ba7a8684d9f6d6404c72

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ole32

shell32

gdi32

ntdll

ws2_32

dwrite

d2d1

Sections

yDwjsc Size: 4KB - Virtual size: 4KB

GxiBcG Size: 2KB - Virtual size: 1KB

.pcGuh Size: 721KB - Virtual size: 720KB

.oJacG Size: 129KB - Virtual size: 129KB

xrRsrA Size: 19KB - Virtual size: 19KB

TnNnjax0 Size: 512B - Virtual size: 260B

keSiPax1 Size: 1KB - Virtual size: 1KB

NduLG Size: 512B - Virtual size: 48B

.text Size: 4.1MB - Virtual size: 4.1MB

.TeAZZD Size: 5KB - Virtual size: 5KB

.gFwxVh Size: 512B - Virtual size: 448B

.kbWq Size: 5KB - Virtual size: 5KB

.sWgUUN Size: 6KB - Virtual size: 6KB

yDwjsc
Size: 4KB - Virtual size: 4KB

GxiBcG
Size: 2KB - Virtual size: 1KB

.pcGuh
Size: 721KB - Virtual size: 720KB

.oJacG
Size: 129KB - Virtual size: 129KB

xrRsrA
Size: 19KB - Virtual size: 19KB

TnNnjax0
Size: 512B - Virtual size: 260B

keSiPax1
Size: 1KB - Virtual size: 1KB

NduLG
Size: 512B - Virtual size: 48B

.text
Size: 4.1MB - Virtual size: 4.1MB

.TeAZZD
Size: 5KB - Virtual size: 5KB

.gFwxVh
Size: 512B - Virtual size: 448B

.kbWq
Size: 5KB - Virtual size: 5KB

.sWgUUN
Size: 6KB - Virtual size: 6KB