2024-04-09_13d94565fcc2ffa6bab5db399dd86ce2_ryuk

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General

Target

2024-04-09_13d94565fcc2ffa6bab5db399dd86ce2_ryuk
Size

688KB
MD5

13d94565fcc2ffa6bab5db399dd86ce2
SHA1

30722a2c20dcb41e7bc6f1d1912d6799feab694b
SHA256

87edfcfeadc1dae5d2323d72ca1e3b77453a7415f7f6817b4b2771318c99ebb1
SHA512

b2890c178629e82c39e98558e516c8dbd04ebebcee81d99fa9d3215706b81c8bcbdfa0a29ca6ab14fdda0bda960bef404b3e02d587713f4c49ea96bf78088dfc
SSDEEP

12288:1xhg7qCYPZu56u1BUz5BMnrmLty//sfXGY9+/bxiuTW:1/g7qCYPc56u1BUzfMr+Q/vY9+/bXC

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-09_13d94565fcc2ffa6bab5db399dd86ce2_ryuk

Files

2024-04-09_13d94565fcc2ffa6bab5db399dd86ce2_ryuk
.exe windows:6 windows x64 arch:x64

6614adf961e801fe831ab25643fe4c80

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

user32

MessageBoxA

advapi32

RegQueryValueExA
RegCloseKey
RegOpenKeyExA

comctl32

ord17

kernel32

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

version

GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA

Sections

.text
Size: 45KB - Virtual size: 44KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 20KB

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: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 589KB - Virtual size: 589KB

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

6614adf961e801fe831ab25643fe4c80

Headers

DLL Characteristics

File Characteristics

Imports

user32

advapi32

comctl32

kernel32

version

Sections

.text Size: 45KB - Virtual size: 44KB

.rdata Size: 44KB - Virtual size: 43KB

.data Size: 3KB - Virtual size: 20KB

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

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

.rsrc Size: 589KB - Virtual size: 589KB

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

.text
Size: 45KB - Virtual size: 44KB

.rdata
Size: 44KB - Virtual size: 43KB

.data
Size: 3KB - Virtual size: 20KB

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

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

.rsrc
Size: 589KB - Virtual size: 589KB

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