blackcat | enc[.]exe

Target
enc.exe
Size 7.0MB
Sample230207-yngtaafd73
SHA256 cf999aff9bd0eff93c30faaf278035f58ccf70d690b54b2ddff8461b846008f2
MD5 2c3fd1791655c8e7c0f593bb73c405ab
SHA1 dc872a099c9639dd0f892493af332581b4cb3945
SHA512 8fee2d35e0eb72d4ca0b1d7e72be2c7909cb92e33b7410b6ec7db6eeae0044d35ce6829610ed46a8207356f1e868dcbfd4d26b1b2ea9f0d458e168a5f1589f7d
SSDEEP 98304:bAQQU9TWEdwOY7jhM28X5dq8Lk1BssJJmk3os1hV:bAQQU4Mw37jhUX5KAsJJmcoeL
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

blackcat

Malware Config

Signatures

Blackcat family
blackcat

File Explorer

enc.exe

.exe 7.0MB

enc.exe

IMPHASH 7d614df4d986ee3d7de768c8be4d1b4b
SHA256 cf999aff9bd0eff93c30faaf278035f58ccf70d690b54b2ddff8461b846008f2
MD5 2c3fd1791655c8e7c0f593bb73c405ab
SHA1 dc872a099c9639dd0f892493af332581b4cb3945
SHA512 8fee2d35e0eb72d4ca0b1d7e72be2c7909cb92e33b7410b6ec7db6eeae0044d35ce6829610ed46a8207356f1e868dcbfd4d26b1b2ea9f0d458e168a5f1589f7d
SSDEEP 98304:bAQQU9TWEdwOY7jhM28X5dq8Lk1BssJJmk3os1hV:bAQQU4Mw37jhUX5KAsJJmcoeL
MD5 SHA1 SHA512 SSDEEP

windows x86

Password

varesh

Minor OS version

Major OS version

Entry point

5296

Magic Number

267

Subsystem

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

ntdll

NtOpenProcessToken NtQueryInformationToken RtlCaptureContext

advapi32

AddAccessAllowedAceEx AddAce AdjustTokenPrivileges ChangeServiceConfig2W ChangeServiceConfigW CloseServiceHandle ControlService ConvertSidToStringSidW CopySid CreateProcessAsUserW CreateProcessWithLogonW CreateProcessWithTokenW CreateServiceW DeleteService DuplicateTokenEx EnumDependentServicesW EnumServicesStatusExW GetAce GetAclInformation GetLengthSid GetSecurityDescriptorDacl GetTokenInformation GetUserNameW InitializeAcl InitializeSecurityDescriptor LogonUserW LookupPrivilegeValueW OpenProcessToken OpenSCManagerW OpenServiceW QueryServiceConfig2W QueryServiceConfigW QueryServiceStatusEx RegCloseKey RegEnumKeyExW RegEnumValueW RegOpenCurrentUser RegOpenKeyExW RegQueryInfoKeyW RegQueryValueExW RegSetValueExW RegisterServiceCtrlHandlerExW SetSecurityDescriptorDacl SetServiceStatus StartServiceCtrlDispatcherW SystemFunction036

bcrypt

BCryptGenRandom

kernel32

AcquireSRWLockExclusive AcquireSRWLockShared AddVectoredExceptionHandler AllocConsole AttachConsole CancelIo CloseHandle CompareStringOrdinal CopyFileExW CreateConsoleScreenBuffer CreateDirectoryW CreateEventW CreateFileMappingA CreateFileW CreateHardLinkW CreateMutexA CreateNamedPipeW CreateProcessW CreateSymbolicLinkW CreateThread CreateToolhelp32Snapshot DeleteFileW DeviceIoControl DuplicateHandle ExitProcess FileTimeToSystemTime FillConsoleOutputAttribute FillConsoleOutputCharacterA FindClose FindFirstFileW FindFirstVolumeW FindNextFileW FindNextVolumeW FindVolumeClose FlushFileBuffers FormatMessageW FreeConsole FreeEnvironmentStringsW FreeLibrary GetCommandLineW GetComputerNameExW GetComputerNameW GetConsoleMode GetConsoleScreenBufferInfo GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetDriveTypeW GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesW GetFileInformationByHandle GetFileInformationByHandleEx GetFinalPathNameByHandleW GetFullPathNameW GetLargestConsoleWindowSize GetLastError GetLogicalDrives GetLogicalProcessorInformation GetModuleFileNameW GetModuleHandleA GetModuleHandleW GetNumberOfConsoleInputEvents GetOverlappedResult GetProcAddress GetProcessHeap GetProcessId GetStartupInfoA GetStdHandle GetSystemDirectoryW GetSystemInfo GetSystemTimeAsFileTime GetTempPathW GetTimeZoneInformation GetVolumePathNamesForVolumeNameW GetWindowsDirectoryW HeapAlloc HeapFree HeapReAlloc IsWow64Process LoadLibraryA LocalFree MapViewOfFile Module32FirstW Module32NextW MoveFileExW OpenProcess Process32FirstW Process32NextW QueryPerformanceCounter QueryPerformanceFrequency ReadConsoleInputW ReadConsoleW ReadFile ReadFileEx ReadProcessMemory ReleaseMutex ReleaseSRWLockExclusive ReleaseSRWLockShared RemoveDirectoryW SetConsoleActiveScreenBuffer SetConsoleCursorInfo SetConsoleCursorPosition SetConsoleMode SetConsoleScreenBufferSize SetConsoleTextAttribute SetConsoleWindowInfo SetCurrentDirectoryW SetEnvironmentVariableW SetFileAttributesW SetFileInformationByHandle SetFilePointerEx SetFileTime SetHandleInformation SetLastError SetThreadStackGuarantee SetUnhandledExceptionFilter SetVolumeMountPointW Sleep SleepConditionVariableSRW SleepEx SwitchToThread SystemTimeToFileTime SystemTimeToTzSpecificLocalTime TerminateProcess TlsAlloc TlsGetValue TlsSetValue TryAcquireSRWLockExclusive TzSpecificLocalTimeToSystemTime UnmapViewOfFile WaitForMultipleObjects WaitForSingleObject WaitForSingleObjectEx WakeAllConditionVariable WakeConditionVariable Wow64DisableWow64FsRedirection WriteConsoleW WriteFileEx lstrlenW CreateSemaphoreW DeleteCriticalSection EnterCriticalSection InitializeCriticalSection LeaveCriticalSection ReleaseSemaphore VirtualProtect VirtualQuery

netapi32

NetApiBufferFree NetServerEnum NetShareEnum

ole32

CoGetObject CoInitializeEx CoUninitialize

rstrtmgr

RmEndSession RmGetList RmRegisterResources RmStartSession

shell32

SHTestTokenMembership

user32

ExitWindowsEx GetProcessWindowStation GetUserObjectSecurity OpenDesktopW SetUserObjectSecurity SystemParametersInfoW

userenv

GetUserProfileDirectoryW

ws2_32

WSACleanup WSADuplicateSocketW WSAGetLastError WSARecv WSASend WSASocketW WSAStartup accept bind closesocket connect freeaddrinfo getaddrinfo getpeername getsockname getsockopt ioctlsocket listen recv recvfrom select send sendto setsockopt shutdown

msvcrt

__getmainargs __initenv __lconv_init __p__acmdln __p__commode __p__fmode __set_app_type __setusermatherr _amsg_exit _cexit _errno _commode _fmode _fpreset _initterm _iob _onexit _wcsicmp abort calloc ceil exit exp floor fmod fprintf free frexp fwrite log malloc memcmp memcpy memmove memset pow signal strlen strncmp vfprintf wcscat wcscat_s wcscpy wcscpy_s wcslen

Name

.text

Size

4.9MB

Virtual Size

4.9MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

1024B

Virtual Size

872B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

1.2MB

Virtual Size

1.2MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.eh_fram

Size

640KB

Virtual Size

640KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

628B

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

9KB

Virtual Size

9KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.CRT

Size

512B

Virtual Size

56B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

183KB

Virtual Size

182KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ