2024-02-03_e3fd7cffa398dd2ceb9ba8fcd0367eb7_ryuk

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General

Target

2024-02-03_e3fd7cffa398dd2ceb9ba8fcd0367eb7_ryuk
Size

128KB
MD5

e3fd7cffa398dd2ceb9ba8fcd0367eb7
SHA1

e0d289d6e1a63a1fe649113d8c05c4c5c4016852
SHA256

89e4eef4cea131f3be0c3875f234df70f044fa75ef1a7a722040f31364e724e6
SHA512

c28819bbc55830e029db30f8b0c7869689ff17220a5eb6056ba07ebcc19f4e9b1524b66a59f89885609c85982ed7b055fe67f494b4e692e0279163c293b7efff
SSDEEP

3072:BzO/HyqzpZjyGCBhraYYFxFfRz/iLQ1UVM0tGQ:orzp9sVatFx/uJ+Q

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-03_e3fd7cffa398dd2ceb9ba8fcd0367eb7_ryuk

Files

2024-02-03_e3fd7cffa398dd2ceb9ba8fcd0367eb7_ryuk
.exe windows:5 windows x64 arch:x64

8f60d42431535e14c40bea14ef8510e2

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

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
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
GetModuleFileNameW
GetCommandLineA
GetCommandLineW
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetFileType
CloseHandle
FlushFileBuffers
GetConsoleCP
GetConsoleMode
GetFileSizeEx
SetFilePointerEx
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
GetProcessHeap
ReadFile
ReadConsoleW
CreateFileW
HeapSize
HeapReAlloc
WriteConsoleW
SetEndOfFile
RaiseException

Sections

.text
Size: 78KB - Virtual size: 77KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 39KB - Virtual size: 38KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - 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

.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

8f60d42431535e14c40bea14ef8510e2

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 78KB - Virtual size: 77KB

.rdata Size: 39KB - Virtual size: 38KB

.data Size: 3KB - Virtual size: 7KB

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

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

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

.text
Size: 78KB - Virtual size: 77KB

.rdata
Size: 39KB - Virtual size: 38KB

.data
Size: 3KB - Virtual size: 7KB

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

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

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