medusalocker | 64_MEcip8[.]exe

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General

Target
64_MEcip8.exe
Size 666KB
Sample221226-x5qbbade86
SHA256 9e7723372ff1ee68d817cf9ac7de7c0994d528e6fcf7fb3fcf17125e4cb59d0c
MD5 1a1bd3c9901502ba239c242a43ffc7d3
SHA1 1365c2d7edcf5e6e970bd7a8257a24eece404098
SHA512 85fc17144dd0d739444acdb859b76c257570005e5587e9f49ede70cbac1a3b8eaf4325e745bff888fdbcd25174be750bb752bbb16185d6fb3df81cbd6a977b25
SSDEEP 12288:ZYW1LNT35lDbK/LIVaN8+T7vwqyqhYMhWt918vulAiC9+m:dd35lDbKDIwWUDyqS5om3C9+
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

medusalocker

Malware Config

Signatures

MedusaLocker payload 1 IoCs

resource	yara_rule
sample	family_medusalocker

Medusalocker family
medusalocker

File Explorer

64_MEcip8.exe

.exe 666KB

64_MEcip8.exe

IMPHASH 1a395bd10b20c116b11c2db5ee44c225
SHA256 9e7723372ff1ee68d817cf9ac7de7c0994d528e6fcf7fb3fcf17125e4cb59d0c
MD5 1a1bd3c9901502ba239c242a43ffc7d3
SHA1 1365c2d7edcf5e6e970bd7a8257a24eece404098
SHA512 85fc17144dd0d739444acdb859b76c257570005e5587e9f49ede70cbac1a3b8eaf4325e745bff888fdbcd25174be750bb752bbb16185d6fb3df81cbd6a977b25
SSDEEP 12288:ZYW1LNT35lDbK/LIVaN8+T7vwqyqhYMhWt918vulAiC9+m:dd35lDbKDIwWUDyqS5om3C9+
MD5 SHA1 SHA512 SSDEEP

windows x86

MedusaLocker payload

Minor OS version

Major OS version

Entry point

235613

Magic Number

267

Subsystem

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

Process32NextW Process32FirstW CreateProcessW GetTickCount CopyFileW GetCurrentProcess WriteConsoleW CreateToolhelp32Snapshot OpenProcess WaitForSingleObject TerminateProcess FindClose FindNextVolumeW GetVolumePathNamesForVolumeNameW FindVolumeClose SetVolumeMountPointW FindFirstVolumeW QueryDosDeviceW GetEnvironmentVariableW GetLogicalDrives GetProcessHeap MoveFileExW SetFilePointerEx HeapAlloc CloseHandle GetLastError SetFileAttributesW GetFileAttributesW CreateFileW WriteFile HeapSize GetConsoleMode GetConsoleCP FlushFileBuffers SetStdHandle FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineW GetCommandLineA GetOEMCP GetACP IsValidCodePage HeapReAlloc GetFileType GetTimeZoneInformation EnumSystemLocalesW HeapFree GetFileSizeEx GetUserDefaultLCID IsValidLocale GetTimeFormatW GetDateFormatW GetStdHandle ReadFile OpenMutexW Sleep CreateMutexW GetModuleFileNameW SetEnvironmentVariableW EncodePointer DecodePointer RaiseException GetCurrentThreadId IsProcessorFeaturePresent QueueUserWorkItem GetModuleHandleExW EnterCriticalSection LeaveCriticalSection TryEnterCriticalSection DeleteCriticalSection QueryPerformanceCounter QueryPerformanceFrequency FormatMessageW WideCharToMultiByte MultiByteToWideChar FindFirstFileExW FindNextFileW GetFileAttributesExW SetLastError InitializeCriticalSectionAndSpinCount CreateEventW SwitchToThread TlsAlloc TlsGetValue TlsSetValue TlsFree GetSystemTimeAsFileTime GetModuleHandleW GetProcAddress WaitForSingleObjectEx GetStringTypeW CompareStringW LCMapStringW GetLocaleInfoW GetCPInfo SetEvent ResetEvent UnhandledExceptionFilter SetUnhandledExceptionFilter IsDebuggerPresent GetStartupInfoW GetCurrentProcessId InitializeSListHead LocalFree CreateTimerQueue SignalObjectAndWait CreateThread SetThreadPriority GetThreadPriority GetLogicalProcessorInformation CreateTimerQueueTimer ChangeTimerQueueTimer DeleteTimerQueueTimer GetNumaHighestNodeNumber GetProcessAffinityMask SetThreadAffinityMask RegisterWaitForSingleObject UnregisterWait GetCurrentThread GetThreadTimes FreeLibrary FreeLibraryAndExitThread GetModuleHandleA LoadLibraryExW GetVersionExW VirtualAlloc VirtualProtect VirtualFree DuplicateHandle ReleaseSemaphore InterlockedPopEntrySList InterlockedPushEntrySList InterlockedFlushSList QueryDepthSList UnregisterWaitEx LoadLibraryW RtlUnwind ExitProcess

advapi32

CryptExportKey RegCreateKeyW RegOpenKeyExW RegSetValueExW RegCloseKey CryptReleaseContext CryptGenKey CryptImportKey OpenProcessToken GetTokenInformation CloseServiceHandle OpenSCManagerW DeleteService ControlService EnumDependentServicesW OpenServiceW QueryServiceStatusEx CryptDestroyKey CryptAcquireContextW CryptEncrypt CryptDuplicateKey RegDeleteValueW

shell32

SHEmptyRecycleBinW

ole32

CLSIDFromString IIDFromString CoInitializeEx CoGetObject CoInitialize CoUninitialize CoCreateInstance CoInitializeSecurity

oleaut32

SysAllocStringByteLen VariantClear SysAllocString SysStringByteLen VariantInit SysFreeString

crypt32

CryptStringToBinaryA

mpr

WNetGetConnectionW

netapi32

NetApiBufferFree NetShareEnum

iphlpapi

IcmpSendEcho IcmpCloseHandle GetAdaptersInfo IcmpCreateFile

ws2_32

inet_addr

rstrtmgr

RmShutdown RmRegisterResources RmStartSession RmGetList RmEndSession