blackcat | a348927695a04a8b949af78c5d411f24[.]exe

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General

Target
a348927695a04a8b949af78c5d411f24.exe
Size 7.7MB
Sample240102-s3dghsbdh5
SHA256 953590aaf724857c30c4efc2bd6b29ff77177fb87d1a2c946886ae7a1c7bd4e4
MD5 a348927695a04a8b949af78c5d411f24
SHA1 c3cbaed53209bb1b591ef38b74a8b3221f2018da
SHA512 51c61273f4bccbf60041e70bb4b46ac151999bf2004e67a4d87d47502baf3e5e4d8357da7322700f38c8f84c23bf8bc464d42486def130316368ac8fbd6a872b
SSDEEP 98304:eip7UlO2j8edzc24N9bq1/HY4tFiahEhqyf+Ds:e67cO2j8j24NM44tFikE8Ei
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

blackcat

Malware Config

Signatures

Blackcat family
blackcat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
a348927695a04a8b949af78c5d411f24.exe

File Explorer

a348927695a04a8b949af78c5d411f24.exe

.exe 7.7MB

a348927695a04a8b949af78c5d411f24.exe

IMPHASH 0d422881903f35988a89c824653f3158
SHA256 953590aaf724857c30c4efc2bd6b29ff77177fb87d1a2c946886ae7a1c7bd4e4
MD5 a348927695a04a8b949af78c5d411f24
SHA1 c3cbaed53209bb1b591ef38b74a8b3221f2018da
SHA512 51c61273f4bccbf60041e70bb4b46ac151999bf2004e67a4d87d47502baf3e5e4d8357da7322700f38c8f84c23bf8bc464d42486def130316368ac8fbd6a872b
SSDEEP 98304:eip7UlO2j8edzc24N9bq1/HY4tFiahEhqyf+Ds:e67cO2j8j24NM44tFikE8Ei
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

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 tan vfprintf wcscat wcscat_s wcscpy wcscpy_s wcslen

Name

.text

Size

5.4MB

Virtual Size

5.4MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

1KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

1.4MB

Virtual Size

1.4MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.eh_fram

Size

706KB

Virtual Size

706KB

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

206KB

Virtual Size

205KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

a348927695a04a8b949af78c5d411f24.exe

ntdll

advapi32

bcrypt

kernel32

netapi32

ole32

rstrtmgr

shell32

user32

userenv

ws2_32

msvcrt

generic