2024-08-25_c633fc14da6f1eebf97ee0d85e4f510f_ryuk

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General

Target

2024-08-25_c633fc14da6f1eebf97ee0d85e4f510f_ryuk
Size

84KB
MD5

c633fc14da6f1eebf97ee0d85e4f510f
SHA1

4dfad8063721ba7486e2f6046084008376ea86c7
SHA256

76d164aeb7ad50e18a646c3cbbe8a493a9fa018396c042e3a08e3315db6a339b
SHA512

4ffbd4206fc6872378bdc16a14954012ce713370494fd9db5845af578f3de8c4649bc03ffc409b839c414af4091c5db46c2a4e84f77f080e5456da22cc9de448
SSDEEP

1536:/X9mkzwhPTNE3F70Z5GA+wdg7rV/OgZJxsWXndc9dlq69O6mcE:/X9mkzwhJEJ0ZwALm7x2YJTdUVbmD

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-08-25_c633fc14da6f1eebf97ee0d85e4f510f_ryuk

Files

2024-08-25_c633fc14da6f1eebf97ee0d85e4f510f_ryuk
.exe windows:6 windows x64 arch:x64

5b8c05dd5b69229860391d7edf4737be

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

K32EmptyWorkingSet
OpenProcess
K32GetModuleBaseNameW
CloseHandle
K32EnumProcesses
K32EnumProcessModules
CreateFileW
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
HeapReAlloc
HeapSize
GetProcessHeap
GetStringTypeW
GetFileType
SetStdHandle
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
RaiseException

user32

GetMessageW
DefWindowProcW
MessageBoxW
CreateWindowExW
SendMessageW
ShowWindow
DispatchMessageW
RegisterClassW
MoveWindow
TranslateMessage
LoadCursorW
wsprintfW
PostQuitMessage
UpdateWindow

Sections

.text
Size: 40KB - Virtual size: 39KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 34KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 896B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5b8c05dd5b69229860391d7edf4737be

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

Sections

.text Size: 40KB - Virtual size: 39KB

.rdata Size: 34KB - Virtual size: 34KB

.data Size: 2KB - Virtual size: 6KB

.pdata Size: 3KB - Virtual size: 2KB

.gfids Size: 512B - Virtual size: 160B

.rsrc Size: 1024B - Virtual size: 896B

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 40KB - Virtual size: 39KB

.rdata
Size: 34KB - Virtual size: 34KB

.data
Size: 2KB - Virtual size: 6KB

.pdata
Size: 3KB - Virtual size: 2KB

.gfids
Size: 512B - Virtual size: 160B

.rsrc
Size: 1024B - Virtual size: 896B

.reloc
Size: 2KB - Virtual size: 1KB