blackcat | 1[.]exe

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General

Target

1.exe
Size

3.0MB
MD5

d4bcc62ca2ba9778d360d3a728dde86e
SHA1

b4f833bb7819af712ec2e0cf2de65b98c50bec5c
SHA256

9c1a8699f4b0698dd6aee7d8f467f96121687632db9860bbcaffcc22a5fa08e1
SHA512

57692847b3817e41fabfd9f0943a3b6e224e2a00bc0f6bc8a29392e0834d547e091a3aa129942d09b1df5968dac6559baadce8aa58cf0d797c6f7e5ad442ab3c
SSDEEP

49152:skKSYoAZCTE3TUzwkATt0uFZmcg9Bsle+iE7YCANevHZ/ebWQsqmq7c+:sk5YoAZCgDG8T9pYBsVMcB/yWQs

Score

10^/10

blackcat

Malware Config

Signatures

Blackcat family
blackcat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
1.exe

Files

1.exe
.exe windows:4 windows x86

b9247c9e8d968989696a85c3451cc615

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
AttachConsole
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
FreeConsole
FreeEnvironmentStringsW
FreeLibrary
GetCommandLineW
GetComputerNameExW
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
GetTempPathW
GetTimeZoneInformation
GetVolumePathNamesForVolumeNameW
GetWindowsDirectoryW
HeapAlloc
HeapFree
HeapReAlloc
InitializeCriticalSection
IsWow64Process
LeaveCriticalSection
LoadLibraryA
MapViewOfFile
Module32FirstW
Module32NextW
MoveFileExW
OpenProcess
Process32FirstW
Process32NextW
QueryPerformanceCounter
QueryPerformanceFrequency
ReadConsoleW
ReadFile
ReadProcessMemory
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSRWLockShared
RemoveDirectoryW
SetConsoleCursorInfo
SetConsoleMode
SetConsoleTextAttribute
SetFileAttributesW
SetFileInformationByHandle
SetFilePointerEx
SetHandleInformation
SetLastError
SetThreadStackGuarantee
SetUnhandledExceptionFilter
SetVolumeMountPointW
Sleep
SwitchToThread
SystemTimeToFileTime
SystemTimeToTzSpecificLocalTime
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
TzSpecificLocalTimeToSystemTime
UnmapViewOfFile
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
Wow64DisableWow64FsRedirection
WriteConsoleW
WriteFile
lstrlenW
DeleteCriticalSection
VirtualProtect
VirtualQuery

ntdll

NtOpenProcessToken
NtQueryInformationToken
RtlCaptureContext

advapi32

AddAccessAllowedAceEx
AddAce
AdjustTokenPrivileges
CloseServiceHandle
ControlService
CopySid
CreateProcessWithLogonW
CreateProcessWithTokenW
CreateServiceW
EnumDependentServicesW
EnumServicesStatusExW
GetAce
GetAclInformation
GetLengthSid
GetSecurityDescriptorDacl
GetTokenInformation
GetUserNameW
InitializeAcl
InitializeSecurityDescriptor
LogonUserW
LookupPrivilegeValueW
OpenProcessToken
OpenSCManagerW
OpenServiceW
QueryServiceStatusEx
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW
RegisterServiceCtrlHandlerExW
SetSecurityDescriptorDacl
StartServiceCtrlDispatcherW

ole32

CoGetObject
CoInitializeEx
CoUninitialize

ws2_32

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

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
_commode
_fmode
_fpreset
_initterm
_iob
_onexit
_wcsicmp
abort
calloc
ceil
exit
fprintf
free
fwrite
malloc
memcmp
memcpy
memmove
memset
signal
strlen
strncmp
vfprintf
wcscat
wcscat_s
wcscpy
wcscpy_s
wcslen

Sections

.text
Size: 2.0MB - Virtual size: 2.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 288B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 871KB - Virtual size: 871KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.eh_fram
Size: 80KB - Virtual size: 80KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 620B

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: 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: 76KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b9247c9e8d968989696a85c3451cc615

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

ntdll

advapi32

ole32

ws2_32

userenv

bcrypt

user32

rstrtmgr

shell32

netapi32

msvcrt

Sections

.text Size: 2.0MB - Virtual size: 2.0MB

.data Size: 512B - Virtual size: 288B

.rdata Size: 871KB - Virtual size: 871KB

.eh_fram Size: 80KB - Virtual size: 80KB

.bss Size: - Virtual size: 620B

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

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

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

.reloc Size: 76KB - Virtual size: 76KB

.text
Size: 2.0MB - Virtual size: 2.0MB

.data
Size: 512B - Virtual size: 288B

.rdata
Size: 871KB - Virtual size: 871KB

.eh_fram
Size: 80KB - Virtual size: 80KB

.bss
Size: - Virtual size: 620B

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

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

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

.reloc
Size: 76KB - Virtual size: 76KB