ransom_fast[.]exe | Triage™

General

Target
ransom_fast.exe
Size 14.5MB
Sample261006-vg29vsstbx
SHA256 7b14c3fba1f49b232b1377001fc75165efaca40c48353ba307dc5a11577c9aaf
MD5 03cba656f67b8717db9cc7ef94b44850
SHA1 af8b8135bdc9e6e091b100cd42dc6312d599ce8a
SHA512 9dbde9b9cf8f302a9d7d9bf8cbd078522565f9b4c42b99119c40c6ecd30aa71ca2524e242ed5b836a805c7bce2300ce28fb944792a94ea148927b863e80f3180
SSDEEP 393216:8iW8IDgNTv4fShB8CMdmCU5h/lV6RtXj:8iW8ID60GMdYbtIr
TLSH
T16CE6336CB76608E9D85E6335A8E05276D9A23C3507B0C2CF26F946522F631E4FF35392
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
ransom_fast.exe

File Explorer

ransom_fast.exe

.exe 14.5MB
ransom_fast.pyc

14KB

ransom_fast.exe

IMPHASH f0d05c1dd5ba1ed096c85a04a8275fec
SHA256 7b14c3fba1f49b232b1377001fc75165efaca40c48353ba307dc5a11577c9aaf
MD5 03cba656f67b8717db9cc7ef94b44850
SHA1 af8b8135bdc9e6e091b100cd42dc6312d599ce8a
SHA512 9dbde9b9cf8f302a9d7d9bf8cbd078522565f9b4c42b99119c40c6ecd30aa71ca2524e242ed5b836a805c7bce2300ce28fb944792a94ea148927b863e80f3180
SSDEEP 393216:8iW8IDgNTv4fShB8CMdmCU5h/lV6RtXj:8iW8ID60GMdYbtIr
TLSH
T16CE6336CB76608E9D85E6335A8E05276D9A23C3507B0C2CF26F946522F631E4FF35392
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

0

Major OS version

6

Entry point

56560

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

user32

GetCursorPos ShutdownBlockReasonCreate GetWindowThreadProcessId SetWindowLongPtrW GetWindowLongPtrW MsgWaitForMultipleObjects ShowWindow DestroyWindow CreateWindowExW RegisterClassW DefWindowProcW PeekMessageW DispatchMessageW TranslateMessage GetMessageW GetMonitorInfoW MonitorFromPoint GetSystemMetrics

kernel32

GetTimeZoneInformation GetProcessHeap FreeEnvironmentStringsW GetEnvironmentStringsW GetCPInfo GetOEMCP GetACP IsValidCodePage GetStringTypeW GetFileAttributesExW SetEnvironmentVariableW FlushFileBuffers GetLastError FreeLibrary GetProcAddress LoadLibraryExW FormatMessageW CloseHandle GetCurrentProcess GetModuleFileNameW SetDllDirectoryW CreateSymbolicLinkW SetErrorMode GetCurrentProcessId OpenProcess QueryFullProcessImageNameW CreateToolhelp32Snapshot Process32FirstW HeapSize CreateDirectoryW GetCommandLineW GetEnvironmentVariableW ExpandEnvironmentStringsW DeleteFileW FindClose FindFirstFileW FindNextFileW GetDriveTypeW RemoveDirectoryW GetTempPathW QueryPerformanceCounter QueryPerformanceFrequency WaitForSingleObject Sleep TerminateProcess GetExitCodeProcess CreateProcessW GetStartupInfoW LocalFree SetConsoleCtrlHandler GetConsoleWindow K32EnumProcessModules K32GetModuleFileNameExW CreateFileW FindFirstFileExW GetFinalPathNameByHandleW MultiByteToWideChar WideCharToMultiByte HeapReAlloc WriteConsoleW SetEndOfFile Process32NextW SetUnhandledExceptionFilter GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead GetModuleHandleW RtlUnwindEx SetLastError FlsAlloc FlsGetValue FlsSetValue FlsFree EnterCriticalSection LeaveCriticalSection InitializeCriticalSectionEx DeleteCriticalSection RtlLookupFunctionEntry EncodePointer RaiseException RtlPcToFileHeader GetFileInformationByHandle GetFileType PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime ReadFile GetFullPathNameW SetStdHandle GetStdHandle WriteFile ExitProcess GetModuleHandleExW GetCommandLineA IsProcessorFeaturePresent HeapFree RtlCaptureContext RtlVirtualUnwind IsDebuggerPresent UnhandledExceptionFilter GetConsoleMode ReadConsoleW SetFilePointerEx GetConsoleOutputCP GetFileSizeEx HeapAlloc GetCurrentDirectoryW VirtualProtect CompareStringW LCMapStringW

advapi32

ConvertSidToStringSidW GetTokenInformation OpenProcessToken ConvertStringSecurityDescriptorToSecurityDescriptorW

Name

.text

Size

205KB

Virtual Size

205KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

82KB

Virtual Size

81KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

18KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

10KB

Virtual Size

9KB

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

.rsrc

Size

60KB

Virtual Size

59KB

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

ransom_fast.exe

user32

kernel32

advapi32

generic

ransom_fast.pyc