2024-04-28_0f594581f48775ebc8c44762fd84289f_bkransomware

General

Target
2024-04-28_0f594581f48775ebc8c44762fd84289f_bkransomware
Size 71KB
Sample240428-dx3f5afa44
SHA256 05b9cc14544709562f1750664e41aca9e605c889626dba5f4f4d043444658763
MD5 0f594581f48775ebc8c44762fd84289f
SHA1 43c19c46f3af21857a93ce47893043a1d186f344
SHA512 a0fb976087bd7a9b8efed4ce1fb34b8e853a07b27f01d7b124efc39bae8aa931eee7cfd1871b8134916fef32cc31ba237f3cf5a4a53ef93fd6d363b3d6793c94
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTc:ZRpAyazIliazTc
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-28_0f594581f48775ebc8c44762fd84289f_bkransomware

File Explorer

2024-04-28_0f594581f48775ebc8c44762fd84289f_bkransomware

.exe 71KB

2024-04-28_0f594581f48775ebc8c44762fd84289f_bkransomware

IMPHASH 46ad3d954e527f769e37017b3e128039
SHA256 05b9cc14544709562f1750664e41aca9e605c889626dba5f4f4d043444658763
MD5 0f594581f48775ebc8c44762fd84289f
SHA1 43c19c46f3af21857a93ce47893043a1d186f344
SHA512 a0fb976087bd7a9b8efed4ce1fb34b8e853a07b27f01d7b124efc39bae8aa931eee7cfd1871b8134916fef32cc31ba237f3cf5a4a53ef93fd6d363b3d6793c94
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTc:ZRpAyazIliazTc
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

2024-04-28_0f594581f48775ebc8c44762fd84289f_bkransomware

kernel32

user32

advapi32

ntdll

generic