2023-08-26_2c70a14ebcf6e4f81f6eba158fde3b6b_blackcat_JC[.]exe

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General

Target

2023-08-26_2c70a14ebcf6e4f81f6eba158fde3b6b_blackcat_JC.exe
Size

1.6MB
MD5

2c70a14ebcf6e4f81f6eba158fde3b6b
SHA1

18c678eca9a7195e9c40aee8aa094937c4013320
SHA256

aba26d6d417add60be7ff8a0459fd98dcc7cb3afd2064338e3ed994accf8c18b
SHA512

1627a7a746c81519b962fbb1671702e448d513de78150f63f5582834649fdf9a0bc61d359ae3d96dafccfe0ee139f27238ccc0751e018774c55f1f817929653c
SSDEEP

24576:eaHroJNe+kxnNt36B4neqtOeNJCIzh74GLu1ofbNv8TspkYLQoo+AJty:ilWeB4hdzxLLu2x02SyAJt

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2023-08-26_2c70a14ebcf6e4f81f6eba158fde3b6b_blackcat_JC.exe

Files

2023-08-26_2c70a14ebcf6e4f81f6eba158fde3b6b_blackcat_JC.exe
.exe windows:4 windows x86

132dd49e69e0940de9a2846e93981edf

Headers

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

Imports

kernel32

FillConsoleOutputAttribute
FillConsoleOutputCharacterA
SetConsoleCursorPosition
AcquireSRWLockExclusive
AcquireSRWLockShared
AddVectoredExceptionHandler
CancelIo
CloseHandle
CompareStringOrdinal
CopyFileExW
CreateEventW
CreateFileMappingA
CreateFileW
CreateMutexA
CreateNamedPipeW
CreateProcessW
CreateThread
CreateToolhelp32Snapshot
DeleteFileW
DeviceIoControl
DuplicateHandle
EnterCriticalSection
ExitProcess
FileTimeToSystemTime
FindClose
FindFirstFileW
FindFirstVolumeW
FindNextFileW
FindNextVolumeW
FindVolumeClose
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
GetCommandLineW
GetComputerNameW
GetConsoleMode
GetConsoleScreenBufferInfo
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFinalPathNameByHandleW
GetFullPathNameW
GetLastError
GetLogicalDrives
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleW
GetOverlappedResult
GetProcAddress
GetProcessHeap
GetStartupInfoA
GetStdHandle
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTimeZoneInformation
GetVolumePathNamesForVolumeNameW
GetWindowsDirectoryW
HeapAlloc
HeapFree
HeapReAlloc
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
MapViewOfFile
Module32FirstW
Module32NextW
MoveFileExW
QueryPerformanceCounter
QueryPerformanceFrequency
ReadConsoleW
ReadFile
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSRWLockShared
SetConsoleCursorInfo
SetConsoleMode
SetConsoleTextAttribute
SetFileAttributesW
SetFileInformationByHandle
SetFilePointerEx
SetHandleInformation
SetLastError
SetThreadStackGuarantee
SetUnhandledExceptionFilter
SetVolumeMountPointW
Sleep
SwitchToThread
SystemTimeToFileTime
SystemTimeToTzSpecificLocalTime
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
TzSpecificLocalTimeToSystemTime
UnmapViewOfFile
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
WriteConsoleW
WriteFile
lstrlenW
DeleteCriticalSection
VirtualProtect
VirtualQuery

ntdll

RtlCaptureContext

ws2_32

WSACleanup
WSAGetLastError
WSASocketW
WSAStartup
bind
closesocket
connect
freeaddrinfo
getaddrinfo
ioctlsocket
recv
recvfrom
send
sendto
setsockopt

bcrypt

BCryptGenRandom

netapi32

NetApiBufferFree
NetServerEnum
NetShareEnum

msvcrt

__getmainargs
__initenv
__lconv_init
__p__acmdln
__p__commode
__p__fmode
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_commode
_fmode
_fpreset
_initterm
_iob
_onexit
abort
calloc
ceil
exit
fprintf
free
fwrite
malloc
memcmp
memcpy
memmove
memset
signal
strlen
strncmp
vfprintf

Sections

.text
Size: 1.4MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 248B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 165KB - Virtual size: 164KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.eh_fram
Size: 55KB - Virtual size: 54KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 560B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 88B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 43KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

132dd49e69e0940de9a2846e93981edf

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

ntdll

ws2_32

bcrypt

netapi32

msvcrt

Sections

.text Size: 1.4MB - Virtual size: 1.3MB

.data Size: 512B - Virtual size: 248B

.rdata Size: 165KB - Virtual size: 164KB

.eh_fram Size: 55KB - Virtual size: 54KB

.bss Size: - Virtual size: 560B

.idata Size: 5KB - Virtual size: 5KB

.CRT Size: 512B - Virtual size: 88B

.tls Size: 512B - Virtual size: 8B

.reloc Size: 43KB - Virtual size: 42KB

.text
Size: 1.4MB - Virtual size: 1.3MB

.data
Size: 512B - Virtual size: 248B

.rdata
Size: 165KB - Virtual size: 164KB

.eh_fram
Size: 55KB - Virtual size: 54KB

.bss
Size: - Virtual size: 560B

.idata
Size: 5KB - Virtual size: 5KB

.CRT
Size: 512B - Virtual size: 88B

.tls
Size: 512B - Virtual size: 8B

.reloc
Size: 43KB - Virtual size: 42KB