2024-05-10_d934e051276601541bf8f609fe4e694d_ryuk

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General

Target

2024-05-10_d934e051276601541bf8f609fe4e694d_ryuk
Size

4.9MB
MD5

d934e051276601541bf8f609fe4e694d
SHA1

49e38e8e26964b691ca86f0afcbb4cec90bdc156
SHA256

fdb5b5b62849232b5419fc8379fe51a493735823b0189af309245f47404e6cca
SHA512

72e0bf3c1f4cc4627406b846884992e9d7509a1c5cf5ec992d27909b9200a1f48aae15f624bba65b7d4638ceadaa141db6df4bc5f5c96321181c17a2b737a87e
SSDEEP

49152:eDX8QOGhtm/8CRBY0zVaTKP+gKP1tm6uv7iBeY7AUxu1lVvv4uTdxoe7gd7AzZy:bQg8C80za71Q6uv7iLdxk/lxxKj7Lfw

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-10_d934e051276601541bf8f609fe4e694d_ryuk

Files

2024-05-10_d934e051276601541bf8f609fe4e694d_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

.HANu
Size: 725KB - Virtual size: 724KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ELTqa
Size: 19KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

LTAeeax0
Size: 512B - Virtual size: 432B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

PkYCeax1
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

dGUDj
Size: 512B - Virtual size: 284B

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

NuPJvc
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

YmGTC
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

.HANu Size: 725KB - Virtual size: 724KB

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

.ELTqa Size: 19KB - Virtual size: 18KB

LTAeeax0 Size: 512B - Virtual size: 432B

PkYCeax1 Size: 1KB - Virtual size: 1KB

dGUDj Size: 512B - Virtual size: 284B

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

NuPJvc Size: 5KB - Virtual size: 5KB

YmGTC Size: 512B - Virtual size: 480B

.HANu
Size: 725KB - Virtual size: 724KB

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

.ELTqa
Size: 19KB - Virtual size: 18KB

LTAeeax0
Size: 512B - Virtual size: 432B

PkYCeax1
Size: 1KB - Virtual size: 1KB

dGUDj
Size: 512B - Virtual size: 284B

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

NuPJvc
Size: 5KB - Virtual size: 5KB

YmGTC
Size: 512B - Virtual size: 480B