2024-05-16_0c285fa033d2d2b2abb01bdc197bfbba_ryuk

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General

Target

2024-05-16_0c285fa033d2d2b2abb01bdc197bfbba_ryuk
Size

480KB
MD5

0c285fa033d2d2b2abb01bdc197bfbba
SHA1

9e2a87e17f4d4efb36cb03de46b0b0b05146ccbc
SHA256

6d43701393b9ab7d6c7be48110d5da3b7eaf47964701d81710e46ba707166d47
SHA512

2310ed91ad48c61c05811a9b266f31e906089fd36defb36d027fd27fc8c400107781ce45d9b38c7818efaee858b60524dfaa55d170925ae8e7da8dca94ef6523
SSDEEP

12288:Gbv0LFVxw7ADj72yRZVkrA5E4F5mxrpCVOObWRTh:GbMLFVxw2P2yTVkS5mNpWbWR

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-16_0c285fa033d2d2b2abb01bdc197bfbba_ryuk

Files

2024-05-16_0c285fa033d2d2b2abb01bdc197bfbba_ryuk
.exe windows:10 windows x64 arch:x64

f52a84a99f2c953a23b290a8919dd3df

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

Elevated_MpMiniSigStub.pdb

Imports

kernel32

MultiByteToWideChar
WideCharToMultiByte
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
TerminateProcess
HeapAlloc
HeapFree
GetProcessHeap
GetModuleFileNameW
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetACP
SetLastError
GetStringTypeW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
RaiseException
TlsGetValue
TlsSetValue
TlsFree
LCMapStringW
SetStdHandle
GetFileType
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW
CreateFileW
CreateDirectoryW
SizeofResource
RemoveDirectoryW
WaitForSingleObject
GetSystemDirectoryW
SetFileAttributesW
Sleep
LockResource
DeleteFileW
LoadResource
FindResourceW
GetCurrentDirectoryW
SetCurrentDirectoryW
CreateProcessW
GetSystemWindowsDirectoryW
GetExitCodeProcess
HeapSetInformation
GetEnvironmentVariableW
GetFileAttributesW
OpenProcess
SetEvent
IsDebuggerPresent
FreeLibrary
GetCurrentProcessId
CloseHandle
Process32FirstW
Process32NextW
GetLastError
CreateToolhelp32Snapshot
LeaveCriticalSection
GetCurrentProcess
TlsAlloc
EnterCriticalSection
EncodePointer

ole32

CoCreateGuid

ntdll

RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext

advapi32

RegCloseKey
GetTokenInformation
RegQueryValueExW
AddAccessAllowedAce
GetLengthSid
RegDeleteValueW
RegOpenKeyExW
InitializeAcl
InitializeSecurityDescriptor
FreeSid
OpenProcessToken
RegSetValueExW
IsValidSid
CopySid
RegCreateKeyExW
AllocateAndInitializeSid
SetSecurityDescriptorDacl
TraceMessage

rpcrt4

UuidCreate

Sections

.text
Size: 112KB - Virtual size: 111KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 54KB - Virtual size: 54KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 285KB - Virtual size: 285KB

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

f52a84a99f2c953a23b290a8919dd3df

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

ole32

ntdll

advapi32

rpcrt4

Sections

.text Size: 112KB - Virtual size: 111KB

.rdata Size: 54KB - Virtual size: 54KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 7KB - Virtual size: 6KB

.rsrc Size: 285KB - Virtual size: 285KB

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

.text
Size: 112KB - Virtual size: 111KB

.rdata
Size: 54KB - Virtual size: 54KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 7KB - Virtual size: 6KB

.rsrc
Size: 285KB - Virtual size: 285KB

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