2024-06-20_4187a75e067684cd0e1195c2575b25e7_ryuk

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General

Target

2024-06-20_4187a75e067684cd0e1195c2575b25e7_ryuk
Size

86KB
MD5

4187a75e067684cd0e1195c2575b25e7
SHA1

63a9dcf8a9d1bd918dc42d0d0fee8bd356ddb3a6
SHA256

396969274077e37f4d63376a6bb1d146d6613dc980a90348515aab017d100047
SHA512

6e2431d271efff2e02d4707956712201bb0fb1166d501de855f2e89be03fce683fda74f4e8281184980fdbcc9b6d61fa75950c02bc937a3aff17e718d29d4503
SSDEEP

1536:JcA3rdqAskjspjgbHuLs6cFLlxgpQrsW6m6dc9dlpiigrhVRar:J73rlojEOQTFL7sQ8mAU1grhV

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-20_4187a75e067684cd0e1195c2575b25e7_ryuk

Files

2024-06-20_4187a75e067684cd0e1195c2575b25e7_ryuk
.exe windows:6 windows x64 arch:x64

75023d1aaa9742c3badde875bddd15dc

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

Process32FirstW
Process32NextW
CreateToolhelp32Snapshot
GetModuleHandleW
GetProcAddress
GetModuleFileNameA
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
GetModuleFileNameW
MultiByteToWideChar
WideCharToMultiByte
GetACP
HeapFree
HeapAlloc
LCMapStringW
CloseHandle
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileType
GetStringTypeW
GetProcessHeap
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW
CreateFileW

advapi32

RegCloseKey
RegSetValueExA
RegCreateKeyA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 35KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 188B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 956B

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

75023d1aaa9742c3badde875bddd15dc

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Sections

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

.rdata Size: 35KB - Virtual size: 35KB

.data Size: 2KB - Virtual size: 7KB

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

.gfids Size: 512B - Virtual size: 188B

.rsrc Size: 1024B - Virtual size: 956B

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

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

.rdata
Size: 35KB - Virtual size: 35KB

.data
Size: 2KB - Virtual size: 7KB

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

.gfids
Size: 512B - Virtual size: 188B

.rsrc
Size: 1024B - Virtual size: 956B

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