blackcat | d1c789b3e82d4c0c34ce743f9911d73a9755183273a599b10e0db394b4b499f3

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General

Target

d1c789b3e82d4c0c34ce743f9911d73a9755183273a599b10e0db394b4b499f3
Size

23.1MB
MD5

6dc2584f29387000ee0b8e7188988cbd
SHA1

3fbbe68b2c6063790d37a005dd5cabc7cca36149
SHA256

d1c789b3e82d4c0c34ce743f9911d73a9755183273a599b10e0db394b4b499f3
SHA512

c14bbc992ec4f5a5aacf38bfe097e97bfbbaebebd45625d610cb77ca80492c2eae6467767406f8fdf590c7e765f9ed9ae3fd01c422ff512eb661e0cf5fd35488
SSDEEP

98304:5Zl8SKcrRrXYnviy0sLxcJnPAwwQNcRQGaqsO2Nee4lKRLQXyfqd964ZGuaQ8QWx:5ZXKxbTxc/n4ZDM

Score

10^/10

blackcat

Malware Config

Signatures

Blackcat family
blackcat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
d1c789b3e82d4c0c34ce743f9911d73a9755183273a599b10e0db394b4b499f3

Files

d1c789b3e82d4c0c34ce743f9911d73a9755183273a599b10e0db394b4b499f3
.exe windows:4 windows x64 arch:x64

482e0fbf2458ba7c5cdce9d21c2dfbd7

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

advapi32

OpenProcessToken
SystemFunction036

kernel32

AcquireSRWLockExclusive
AcquireSRWLockShared
AddVectoredExceptionHandler
CancelIo
CloseHandle
CompareStringOrdinal
CopyFileExW
CreateDirectoryW
CreateEventW
CreateFileMappingA
CreateFileW
CreateHardLinkW
CreateNamedPipeW
CreateProcessW
CreateSymbolicLinkW
CreateThread
CreateToolhelp32Snapshot
CreateWaitableTimerExW
DeleteFileW
DeleteProcThreadAttributeList
DeviceIoControl
DuplicateHandle
ExitProcess
FindClose
FindFirstFileW
FindNextFileW
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
GetCommandLineW
GetComputerNameExW
GetConsoleMode
GetConsoleScreenBufferInfo
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileType
GetFinalPathNameByHandleW
GetFullPathNameW
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleW
GetOverlappedResult
GetProcAddress
GetProcessHeap
GetProcessId
GetStartupInfoA
GetStdHandle
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetWindowsDirectoryW
HeapAlloc
HeapFree
HeapReAlloc
InitOnceBeginInitialize
InitOnceComplete
InitializeProcThreadAttributeList
MapViewOfFile
Module32FirstW
Module32NextW
MoveFileExW
MultiByteToWideChar
QueryPerformanceCounter
QueryPerformanceFrequency
ReadConsoleW
ReadFile
ReadFileEx
ReleaseSRWLockExclusive
ReleaseSRWLockShared
RemoveDirectoryW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetConsoleMode
SetConsoleTextAttribute
SetCurrentDirectoryW
SetEnvironmentVariableW
SetFileAttributesW
SetFileInformationByHandle
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetThreadStackGuarantee
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
SleepConditionVariableSRW
SleepEx
SwitchToThread
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnmapViewOfFile
UpdateProcThreadAttribute
WaitForMultipleObjects
WaitForSingleObject
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFileEx
DeleteCriticalSection
EnterCriticalSection
GetCurrentThreadId
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
RaiseException
RtlAddFunctionTable
RtlUnwindEx
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
__C_specific_handler

bcrypt

BCryptGenRandom

msvcrt

__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_fmode
_fpreset
_initterm
_onexit
abort
calloc
exit
fprintf
free
fwrite
malloc
signal
strncmp
vfprintf

ntdll

NtCreateFile
NtReadFile
NtWriteFile
RtlNtStatusToDosError
memcmp
memcpy
memmove
memset
strlen

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

Sections

.text
Size: 2.5MB - Virtual size: 2.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 528B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 343KB - Virtual size: 342KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 119KB - Virtual size: 118KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 167KB - Virtual size: 166KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 2KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 120B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

/4
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 2.5MB - Virtual size: 2.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/35
Size: 2.0MB - Virtual size: 2.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/51
Size: 4.7MB - Virtual size: 4.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/63
Size: 73KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/77
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/89
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/102
Size: 6.7MB - Virtual size: 6.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/113
Size: 87KB - Virtual size: 87KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/124
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

482e0fbf2458ba7c5cdce9d21c2dfbd7

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

bcrypt

msvcrt

ntdll

userenv

ws2_32

Sections

.text Size: 2.5MB - Virtual size: 2.5MB

.data Size: 1024B - Virtual size: 528B

.rdata Size: 343KB - Virtual size: 342KB

.pdata Size: 119KB - Virtual size: 118KB

.xdata Size: 167KB - Virtual size: 166KB

.bss Size: - Virtual size: 2KB

.idata Size: 7KB - Virtual size: 7KB

.CRT Size: 512B - Virtual size: 120B

.tls Size: 512B - Virtual size: 16B

/4 Size: 7KB - Virtual size: 7KB

/19 Size: 2.5MB - Virtual size: 2.5MB

/35 Size: 2.0MB - Virtual size: 2.0MB

/51 Size: 4.7MB - Virtual size: 4.7MB

/63 Size: 73KB - Virtual size: 73KB

/77 Size: 1.2MB - Virtual size: 1.2MB

/89 Size: 3KB - Virtual size: 2KB

/102 Size: 6.7MB - Virtual size: 6.7MB

/113 Size: 87KB - Virtual size: 87KB

/124 Size: 1.2MB - Virtual size: 1.2MB

.text
Size: 2.5MB - Virtual size: 2.5MB

.data
Size: 1024B - Virtual size: 528B

.rdata
Size: 343KB - Virtual size: 342KB

.pdata
Size: 119KB - Virtual size: 118KB

.xdata
Size: 167KB - Virtual size: 166KB

.bss
Size: - Virtual size: 2KB

.idata
Size: 7KB - Virtual size: 7KB

.CRT
Size: 512B - Virtual size: 120B

.tls
Size: 512B - Virtual size: 16B

/4
Size: 7KB - Virtual size: 7KB

/19
Size: 2.5MB - Virtual size: 2.5MB

/35
Size: 2.0MB - Virtual size: 2.0MB

/51
Size: 4.7MB - Virtual size: 4.7MB

/63
Size: 73KB - Virtual size: 73KB

/77
Size: 1.2MB - Virtual size: 1.2MB

/89
Size: 3KB - Virtual size: 2KB

/102
Size: 6.7MB - Virtual size: 6.7MB

/113
Size: 87KB - Virtual size: 87KB

/124
Size: 1.2MB - Virtual size: 1.2MB