2024-06-08_b25030c135120b791b9f764c7d4bf1fc_bkransomware

General

Target
2024-06-08_b25030c135120b791b9f764c7d4bf1fc_bkransomware
Size 96KB
Sample240608-kfw2caae5t
SHA256 0667c0f14aa5ec5c307a442d0b2865a1faabffb3bd12520e8f18d08d7ff15461
MD5 b25030c135120b791b9f764c7d4bf1fc
SHA1 01c53d87403835d012513132df74d6cb29620cd6
SHA512 b537e243ff5059deab24c5635daf80041e3059b845e62ca0a1057944ba25d4262a0a90e8fba02136dca9e66b8fb4536dc9a7a4818cce0cc3073c87db8c837abb
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTLcGk0Gfg29mBV2iq2:ZhpAyazIlyazTQ70GIhBW2
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-08_b25030c135120b791b9f764c7d4bf1fc_bkransomware

File Explorer

2024-06-08_b25030c135120b791b9f764c7d4bf1fc_bkransomware

.exe 96KB

2024-06-08_b25030c135120b791b9f764c7d4bf1fc_bkransomware

IMPHASH 46ad3d954e527f769e37017b3e128039
SHA256 0667c0f14aa5ec5c307a442d0b2865a1faabffb3bd12520e8f18d08d7ff15461
MD5 b25030c135120b791b9f764c7d4bf1fc
SHA1 01c53d87403835d012513132df74d6cb29620cd6
SHA512 b537e243ff5059deab24c5635daf80041e3059b845e62ca0a1057944ba25d4262a0a90e8fba02136dca9e66b8fb4536dc9a7a4818cce0cc3073c87db8c837abb
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTLcGk0Gfg29mBV2iq2:ZhpAyazIlyazTQ70GIhBW2
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

1

Major OS version

5

Entry point

23774

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

WriteFile ReadFile CreateFileW FlushFileBuffers GetLastError FindClose LocalAlloc GetLogicalDriveStringsW LocalFree CreateThread ExpandEnvironmentStringsW WriteConsoleW SetFilePointerEx SetStdHandle GetConsoleMode CreateProcessW SetFilePointer GetDriveTypeW FindFirstFileW CreateMutexW GetFileSize GetEnvironmentVariableW FindNextFileW ExitProcess GetConsoleCP GetCommandLineW IsProcessorFeaturePresent SetLastError GetCurrentThreadId EncodePointer DecodePointer GetModuleHandleExW GetProcAddress MultiByteToWideChar WideCharToMultiByte GetProcessHeap GetStdHandle GetFileType DeleteCriticalSection GetStartupInfoW GetModuleFileNameW QueryPerformanceCounter GetCurrentProcessId GetSystemTimeAsFileTime GetEnvironmentStringsW FreeEnvironmentStringsW UnhandledExceptionFilter SetUnhandledExceptionFilter InitializeCriticalSectionAndSpinCount Sleep GetCurrentProcess TerminateProcess TlsAlloc TlsGetValue TlsSetValue TlsFree GetModuleHandleW EnterCriticalSection LeaveCriticalSection HeapFree IsValidCodePage GetACP GetOEMCP GetCPInfo IsDebuggerPresent LoadLibraryExW RtlUnwind OutputDebugStringW HeapAlloc HeapReAlloc GetStringTypeW HeapSize LCMapStringW CloseHandle

user32

wsprintfW

advapi32

RegCloseKey CryptGenRandom RegCreateKeyW CryptAcquireContextW RegSetValueExW

ntdll

RtlAdjustPrivilege NtDelayExecution NtClose

Sharing

General

Malware Config

Signatures

File Explorer

2024-06-08_b25030c135120b791b9f764c7d4bf1fc_bkransomware

kernel32

user32

advapi32

ntdll

generic