2025-07-03_f95a4f58f4ba75fc559a961632dca9af_black-basta_luca-stealer_ryuk

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General

Target
2025-07-03_f95a4f58f4ba75fc559a961632dca9af_black-basta_luca-stealer_ryuk
Size 19.3MB
Sample250703-d214vsap21
SHA256 cb0c2d35b16caabc66b066c13084d8b40c082c95afd46872f9e2aecf5c69e7fb
MD5 f95a4f58f4ba75fc559a961632dca9af
SHA1 aabb627d8f37b11019f45b1b0f40229b0874a585
SHA512 1db6f684be0bf791424d0fa074e1406def2c6469c53367e2fe99f27e47bceae6d655bf1416fc66a5843a2d48b1cf84b4b3225724bf6b8bb681eefc9be9a1d3a7
SSDEEP 393216:ZHEXhcfhw11QSvqgncLHCK+A8yVcitjL6xacaOh7ea/CO:ZEmhSvqgn3A32itjL6sc5Z/N
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2025-07-03_f95a4f58f4ba75fc559a961632dca9af_black-basta_luca-stealer_ryuk

File Explorer

2025-07-03_f95a4f58f4ba75fc559a961632dca9af_black-basta_luca-stealer_ryuk

.exe 19.3MB

2025-07-03_f95a4f58f4ba75fc559a961632dca9af_black-basta_luca-stealer_ryuk

IMPHASH 02a64bc3ebcfd648c1cf8122736ae6e3
SHA256 cb0c2d35b16caabc66b066c13084d8b40c082c95afd46872f9e2aecf5c69e7fb
MD5 f95a4f58f4ba75fc559a961632dca9af
SHA1 aabb627d8f37b11019f45b1b0f40229b0874a585
SHA512 1db6f684be0bf791424d0fa074e1406def2c6469c53367e2fe99f27e47bceae6d655bf1416fc66a5843a2d48b1cf84b4b3225724bf6b8bb681eefc9be9a1d3a7
SSDEEP 393216:ZHEXhcfhw11QSvqgncLHCK+A8yVcitjL6xacaOh7ea/CO:ZEmhSvqgn3A32itjL6sc5Z/N
MD5 SHA1 SHA512 SSDEEP

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

90644

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

shell32

CommandLineToArgvW SHFileOperationW SHGetFolderPathW

kernel32

AddDllDirectory CloseHandle CreateDirectoryW CreateFileW CreateProcessW DeleteCriticalSection EncodePointer EnterCriticalSection ExitProcess FindClose FindFirstFileExW FindNextFileW FindResourceA FlsAlloc FlsFree FlsGetValue FlsSetValue FlushFileBuffers FormatMessageA FreeEnvironmentStringsW FreeLibrary GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleMode GetConsoleOutputCP GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesW GetFileSizeEx GetFileType GetLastError GetModuleFileNameW GetModuleHandleA GetModuleHandleExW GetModuleHandleW GetOEMCP GetProcAddress GetProcessHeap GetShortPathNameW GetStartupInfoW GetStdHandle GetStringTypeW GetSystemTimeAsFileTime GetTempPathW HeapAlloc HeapFree HeapReAlloc HeapSize InitializeCriticalSectionAndSpinCount InitializeCriticalSectionEx InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage K32GetModuleFileNameExW LCMapStringW LeaveCriticalSection LoadLibraryExW LoadResource LockResource MultiByteToWideChar OpenProcess QueryPerformanceCounter RaiseException RtlCaptureContext RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwindEx RtlVirtualUnwind SetConsoleCtrlHandler SetEnvironmentVariableW SetFilePointerEx SetLastError SetStdHandle SetUnhandledExceptionFilter SizeofResource Sleep TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue UnhandledExceptionFilter VirtualProtect WaitForSingleObject WideCharToMultiByte WriteConsoleW WriteFile

Name

.text

Size

182KB

Virtual Size

182KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

57KB

Virtual Size

56KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

179KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

6KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

19.0MB

Virtual Size

19.0MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2025-07-03_f95a4f58f4ba75fc559a961632dca9af_black-basta_luca-stealer_ryuk

shell32

kernel32

generic