2024-05-10_3be9e476da2e99adbc49591cbc94b4d9_ryuk

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General

Target

2024-05-10_3be9e476da2e99adbc49591cbc94b4d9_ryuk
Size

378KB
MD5

3be9e476da2e99adbc49591cbc94b4d9
SHA1

2155590f685d4e28c278123a1cca633e8746db78
SHA256

240677752d6ba09cc9f98275d694c500ed75808080fd6f8d750c16a526dc4ba7
SHA512

604fe5635f17fb7294436f56436a43314c9c3d29c335acbf4c9af21bfe86c958bf88e2e1863d329136b49ad612a70bca656bac9f351ca8b1332ad9283c4dcc88
SSDEEP

6144:Bh+z/269PFlPUafH7j2e0Ulu92uONg99U/45bXpJAJ1/x7Ly55r4UsQnW3:Bh+L269PTzuelu982PU/45qFFy55cwn

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-10_3be9e476da2e99adbc49591cbc94b4d9_ryuk

Files

2024-05-10_3be9e476da2e99adbc49591cbc94b4d9_ryuk
.exe windows:6 windows x64 arch:x64

2b1fc71ca8d9c00ddaba3652d2df6213

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

CreateFileA
CloseHandle
GetLastError
GetCurrentDirectoryA
CreateActCtxA
ActivateActCtx
DeactivateActCtx
CreateThread
GetCurrentThreadId
SetEndOfFile
ReleaseActCtx
WaitForMultipleObjects
GetCurrentThread
CreateFileMappingA
ExitProcess
VirtualAlloc
GetDiskFreeSpaceA
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
FreeLibrary
GetProcAddress
LoadLibraryExW
LCMapStringW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
IsProcessorFeaturePresent
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
HeapAlloc
HeapFree
GetModuleHandleW
GetStdHandle
GetFileType
GetStartupInfoW
MultiByteToWideChar
WideCharToMultiByte
GetACP
GetStringTypeW
GetModuleHandleExW
RaiseException
GetProcessHeap
FlushFileBuffers
WriteFile
GetConsoleCP
GetConsoleMode
SetStdHandle
GetCPInfo
IsValidCodePage
GetOEMCP
SetFilePointerEx
WriteConsoleW
GetModuleFileNameW
ReadFile
ReadConsoleW
CreateFileW
HeapSize
HeapReAlloc
QueryPerformanceCounter
GetCurrentProcessId
InitializeSListHead
RtlUnwindEx
FindClose
FindFirstFileExW
FindNextFileW
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW

Sections

.text
Size: 124KB - Virtual size: 124KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 81KB - Virtual size: 81KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 16KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 164B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 147KB - Virtual size: 146KB

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

2b1fc71ca8d9c00ddaba3652d2df6213

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 124KB - Virtual size: 124KB

.rdata Size: 81KB - Virtual size: 81KB

.data Size: 16KB - Virtual size: 21KB

.pdata Size: 5KB - Virtual size: 4KB

.gfids Size: 512B - Virtual size: 164B

.rsrc Size: 147KB - Virtual size: 146KB

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

.text
Size: 124KB - Virtual size: 124KB

.rdata
Size: 81KB - Virtual size: 81KB

.data
Size: 16KB - Virtual size: 21KB

.pdata
Size: 5KB - Virtual size: 4KB

.gfids
Size: 512B - Virtual size: 164B

.rsrc
Size: 147KB - Virtual size: 146KB

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