2024-04-09_d68d26cb427c62f9219a30ac7a1d5cae_ryuk

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General

Target

2024-04-09_d68d26cb427c62f9219a30ac7a1d5cae_ryuk
Size

206KB
MD5

d68d26cb427c62f9219a30ac7a1d5cae
SHA1

ecf78546458e83be3f0da88f29a252db86d343f1
SHA256

5259bc081d94c6e3d8cd38ad4aa3387f51eed208878478b4c318db1df2e49e10
SHA512

f0d50ab5201a9b7a7054a10b11c0da8881b832d7fa0740ce454846d47b2773584804f8ca9d1c738a59b9cef6460bdd09e5d78dd37547b9e4ed7700dea2f44336
SSDEEP

3072:ReXy/fHYVEiC8HEgHUya8y595VxQzLDGcV:qy/uEx8Hl09TqDGcV

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-09_d68d26cb427c62f9219a30ac7a1d5cae_ryuk

Files

2024-04-09_d68d26cb427c62f9219a30ac7a1d5cae_ryuk
.exe windows:5 windows x64 arch:x64

258afda29d5eb92b4da9f5a514056dee

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

iphlpapi

IcmpCloseHandle
IcmpCreateFile
GetAdaptersAddresses
IcmpSendEcho
GetIpNetTable

kernel32

SetLastError
WriteProcessMemory
WaitForMultipleObjects
Sleep
SetFilePointer
CloseHandle
GetTickCount
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetCommandLineW
GetTempPathW
GetWindowsDirectoryW
CreateFileW
DeleteFileW
CopyFileW
GetVersionExW
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
GetCurrentThread
CreateRemoteThread
CreateThread
ExitProcess
GetCurrentProcess
OpenProcess
GetProcessHeap
HeapFree
HeapAlloc
VirtualFreeEx
VirtualAllocEx
VirtualFree
VirtualAlloc
LocalFree
GlobalFree
GlobalAlloc
GetProcAddress
FreeLibrary
LoadLibraryA
SetFilePointerEx
HeapReAlloc
HeapSize
GetConsoleMode
GetConsoleCP
FlushFileBuffers
SetStdHandle
WriteConsoleW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
TerminateProcess
GetModuleHandleExW
GetStdHandle
WriteFile
MultiByteToWideChar
WideCharToMultiByte
GetACP
GetStringTypeW
LCMapStringW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo

advapi32

OpenProcessToken
OpenThreadToken
GetTokenInformation
AdjustTokenPrivileges
LookupAccountSidW
OpenSCManagerW
EnumServicesStatusW
LookupPrivilegeValueW
ImpersonateSelf

shell32

ShellExecuteW
CommandLineToArgvW

ws2_32

socket
setsockopt
inet_addr
WSAStartup
htonl
closesocket
bind
WSACleanup
htons
sendto

Sections

.text
Size: 81KB - Virtual size: 80KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 43KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 74KB - Virtual size: 1.3MB

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: 188B

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

.text\[T
Size: 512B - Virtual size: 6B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

258afda29d5eb92b4da9f5a514056dee

Headers

DLL Characteristics

File Characteristics

Imports

iphlpapi

kernel32

advapi32

shell32

ws2_32

Sections

.text Size: 81KB - Virtual size: 80KB

.rdata Size: 43KB - Virtual size: 42KB

.data Size: 74KB - Virtual size: 1.3MB

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

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

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

.text\[T Size: 512B - Virtual size: 6B

.text
Size: 81KB - Virtual size: 80KB

.rdata
Size: 43KB - Virtual size: 42KB

.data
Size: 74KB - Virtual size: 1.3MB

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

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

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

.text\[T
Size: 512B - Virtual size: 6B