2024-04-27_6dc10c541196fe200642d9638bb1ca1e_ryuk

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General

Target

2024-04-27_6dc10c541196fe200642d9638bb1ca1e_ryuk
Size

4.6MB
MD5

6dc10c541196fe200642d9638bb1ca1e
SHA1

bc881d447531aea9b0e6e22bb9cb352f047feb90
SHA256

08f7115e6424b06af13f568484d1be12d6736746c64205339d8685e06810d8a5
SHA512

559bf86526d2199ffcb56010c99815452e6fc12928d05955816bceb21eeee2e5e24a6ac41b1e041b810f6f30173d3862d8480d976e09514d25b786685917a870
SSDEEP

98304:Zn8ObEIJXc7gJkyu4L2aIeQSnMz1NzjYH0:FQIJsudXLseQoMzDXYH0

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-27_6dc10c541196fe200642d9638bb1ca1e_ryuk

Files

2024-04-27_6dc10c541196fe200642d9638bb1ca1e_ryuk
.exe windows:6 windows x64 arch:x64

b6efe1bd5a2549df879149885a2d34d8

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
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryEnterCriticalSection
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

.kMwq
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_MEM_READ

.hpJRD
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

ccFoc
Size: 705KB - Virtual size: 705KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.hSUaD
Size: 130KB - Virtual size: 129KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

gSZhfa
Size: 19KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

dnxoeax0
Size: 512B - Virtual size: 504B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.xkNGyx1
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.zUNrM
Size: 512B - Virtual size: 256B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text
Size: 3.8MB - Virtual size: 3.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

aywixc
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.AVKHg
Size: 512B - Virtual size: 452B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

cGYgr
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_MEM_READ

.jvtXXn
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

b6efe1bd5a2549df879149885a2d34d8

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ole32

shell32

gdi32

ntdll

ws2_32

dwrite

d2d1

Sections

.kMwq Size: 4KB - Virtual size: 3KB

.hpJRD Size: 7KB - Virtual size: 7KB

ccFoc Size: 705KB - Virtual size: 705KB

.hSUaD Size: 130KB - Virtual size: 129KB

gSZhfa Size: 19KB - Virtual size: 19KB

dnxoeax0 Size: 512B - Virtual size: 504B

.xkNGyx1 Size: 1KB - Virtual size: 1KB

.zUNrM Size: 512B - Virtual size: 256B

.text Size: 3.8MB - Virtual size: 3.8MB

aywixc Size: 5KB - Virtual size: 5KB

.AVKHg Size: 512B - Virtual size: 452B

cGYgr Size: 5KB - Virtual size: 5KB

.jvtXXn Size: 4KB - Virtual size: 3KB

.kMwq
Size: 4KB - Virtual size: 3KB

.hpJRD
Size: 7KB - Virtual size: 7KB

ccFoc
Size: 705KB - Virtual size: 705KB

.hSUaD
Size: 130KB - Virtual size: 129KB

gSZhfa
Size: 19KB - Virtual size: 19KB

dnxoeax0
Size: 512B - Virtual size: 504B

.xkNGyx1
Size: 1KB - Virtual size: 1KB

.zUNrM
Size: 512B - Virtual size: 256B

.text
Size: 3.8MB - Virtual size: 3.8MB

aywixc
Size: 5KB - Virtual size: 5KB

.AVKHg
Size: 512B - Virtual size: 452B

cGYgr
Size: 5KB - Virtual size: 5KB

.jvtXXn
Size: 4KB - Virtual size: 3KB