2024-02-01_68c04c7a7cdc70b4eebe2dc2dde04c4c_blackcat

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General

Target
2024-02-01_68c04c7a7cdc70b4eebe2dc2dde04c4c_blackcat
Size 14.4MB
Sample240201-m4kdkadedl
SHA256 c1ff927c596b4f8993bd90c3797b2356a14d29b187e7259f8483af57cfce1087
MD5 68c04c7a7cdc70b4eebe2dc2dde04c4c
SHA1 42e6ad4f96b589d79db85e09341b6751f595dcbd
SHA512 27ac406e8f6e902465dd22c4db5e2c13cc96f5e041f746dde251afc30b3633013a1cb651a8c6eb6dd3b4738c44ab3a30c681c29f748e3dbcfe252911fb52fba8
SSDEEP 196608:czpRr2C41n4lhWj9hAn8Onos9P87SsdE/S7Ym1bjkCGCl2chSh:KRr2JJhEU7SFPm1bACn24S
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-01_68c04c7a7cdc70b4eebe2dc2dde04c4c_blackcat

File Explorer

2024-02-01_68c04c7a7cdc70b4eebe2dc2dde04c4c_blackcat

.exe 14.4MB

2024-02-01_68c04c7a7cdc70b4eebe2dc2dde04c4c_blackcat

IMPHASH 7805263714dc466fd99c5cdefc8b54db
SHA256 c1ff927c596b4f8993bd90c3797b2356a14d29b187e7259f8483af57cfce1087
MD5 68c04c7a7cdc70b4eebe2dc2dde04c4c
SHA1 42e6ad4f96b589d79db85e09341b6751f595dcbd
SHA512 27ac406e8f6e902465dd22c4db5e2c13cc96f5e041f746dde251afc30b3633013a1cb651a8c6eb6dd3b4738c44ab3a30c681c29f748e3dbcfe252911fb52fba8
SSDEEP 196608:czpRr2C41n4lhWj9hAn8Onos9P87SsdE/S7Ym1bjkCGCl2chSh:KRr2JJhEU7SFPm1bACn24S
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5296

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

kernel32

FillConsoleOutputAttribute FillConsoleOutputCharacterA SetConsoleCursorPosition SetConsoleScreenBufferSize AcquireSRWLockExclusive AcquireSRWLockShared AddVectoredExceptionHandler AllocConsole AttachConsole CancelIo CloseHandle CompareStringOrdinal CopyFileExW CreateConsoleScreenBuffer CreateDirectoryW CreateEventW CreateFileMappingA CreateFileW CreateHardLinkW CreateMutexA CreateNamedPipeW CreateProcessW CreateSymbolicLinkW CreateThread CreateToolhelp32Snapshot DeleteCriticalSection DeleteFileW DeviceIoControl DuplicateHandle EnterCriticalSection ExitProcess FileTimeToSystemTime FindClose FindFirstFileW FindFirstVolumeW FindNextFileW FindNextVolumeW FindVolumeClose FlushFileBuffers FormatMessageW FreeConsole FreeEnvironmentStringsW FreeLibrary GetCommandLineW GetComputerNameExW GetComputerNameW GetConsoleMode GetConsoleScreenBufferInfo GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetDriveTypeW GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess 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 InitializeCriticalSection IsWow64Process LeaveCriticalSection LoadLibraryA LocalFree MapViewOfFile Module32FirstW Module32NextW MoveFileExW OpenProcess Process32FirstW Process32NextW QueryPerformanceCounter QueryPerformanceFrequency ReadConsoleInputW ReadConsoleW ReadFile ReadProcessMemory ReleaseMutex ReleaseSRWLockExclusive ReleaseSRWLockShared RemoveDirectoryW SetConsoleActiveScreenBuffer SetConsoleCursorInfo SetConsoleMode SetConsoleTextAttribute SetConsoleWindowInfo SetCurrentDirectoryW SetEnvironmentVariableW SetFileAttributesW SetFileInformationByHandle SetFilePointerEx SetHandleInformation SetLastError SetThreadStackGuarantee SetUnhandledExceptionFilter SetVolumeMountPointW Sleep SleepConditionVariableSRW SwitchToThread SystemTimeToFileTime SystemTimeToTzSpecificLocalTime TerminateProcess TlsAlloc TlsGetValue TlsSetValue TryAcquireSRWLockExclusive TryEnterCriticalSection TzSpecificLocalTimeToSystemTime UnmapViewOfFile WaitForMultipleObjects WaitForSingleObject WaitForSingleObjectEx WakeAllConditionVariable WakeConditionVariable Wow64DisableWow64FsRedirection WriteConsoleW WriteFile lstrlenW CreateSemaphoreW ReleaseSemaphore VirtualProtect VirtualQuery

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

ole32

CoGetObject CoInitializeEx CoUninitialize

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

userenv

GetUserProfileDirectoryW

bcrypt

BCryptGenRandom

user32

ExitWindowsEx GetProcessWindowStation GetUserObjectSecurity OpenDesktopW SetUserObjectSecurity SystemParametersInfoW

rstrtmgr

RmEndSession RmGetList RmRegisterResources RmStartSession

shell32

SHTestTokenMembership

netapi32

NetApiBufferFree NetServerEnum NetShareEnum

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

10.7MB

Virtual Size

10.7MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

821KB

Virtual Size

820KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

576KB

Virtual Size

576KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.eh_fram

Size

822KB

Virtual Size

821KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

1KB

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

88B

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

1.5MB

Virtual Size

1.5MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2024-02-01_68c04c7a7cdc70b4eebe2dc2dde04c4c_blackcat

kernel32

ntdll

advapi32

ole32

ws2_32

userenv

bcrypt

user32

rstrtmgr

shell32

netapi32

msvcrt

generic