bootloader[.]exe | Triage™

General

Target
bootloader.exe
Size 3.4MB
Sample260804-s5pybs1yav
SHA256 b3ce058b7cbed7bfa59f7365c5d86b72958c0938c09f9b1d9aaac486f813fcf7
MD5 e19899dffa4dafe7a2e4f1ae7e6dfbd8
SHA1 c2ecff27a68233271b2754b67b94371e178dd3fe
SHA512 770f9a75f0c573419cd9859ed33bbc3c72991f0541be8cf4695a15287bd8ac4c7753461e58c43b8f0165f42cfcf4ecbd52b62284701b600f4ee5042d090a4d7c
SSDEEP 98304:aiM5GjZjYfQfQUZweSInsoeMXlnzBB0YGYtDAmVglqWFQutes8qKJ:9X8OZWIsor1zBB0PaAdkWHtes9K
TLSH
T113F53315A0A188B7D173083A1EF1D7317A7D9D331B1586A763E8197BAF60BC2237CB16
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
bootloader.exe

File Explorer

bootloader.exe

.exe 3.4MB

bootloader.exe

IMPHASH 4df47bd79d7fe79953651a03293f0e8f
SHA256 b3ce058b7cbed7bfa59f7365c5d86b72958c0938c09f9b1d9aaac486f813fcf7
MD5 e19899dffa4dafe7a2e4f1ae7e6dfbd8
SHA1 c2ecff27a68233271b2754b67b94371e178dd3fe
SHA512 770f9a75f0c573419cd9859ed33bbc3c72991f0541be8cf4695a15287bd8ac4c7753461e58c43b8f0165f42cfcf4ecbd52b62284701b600f4ee5042d090a4d7c
SSDEEP 98304:aiM5GjZjYfQfQUZweSInsoeMXlnzBB0YGYtDAmVglqWFQutes8qKJ:9X8OZWIsor1zBB0PaAdkWHtes9K
TLSH
T113F53315A0A188B7D173083A1EF1D7317A7D9D331B1586A763E8197BAF60BC2237CB16
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x86 arch:x86

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

1

Major OS version

5

Entry point

30618

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

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

GetLastError SetDllDirectoryW GetModuleFileNameW GetProcAddress GetCommandLineW GetEnvironmentVariableW SetEnvironmentVariableW ExpandEnvironmentStringsW GetTempPathW WaitForSingleObject Sleep GetExitCodeProcess CreateProcessW GetStartupInfoW LoadLibraryExW GetShortPathNameW FormatMessageW LoadLibraryA MultiByteToWideChar WideCharToMultiByte DecodePointer UnhandledExceptionFilter SetUnhandledExceptionFilter GetCurrentProcess TerminateProcess IsProcessorFeaturePresent QueryPerformanceCounter GetCurrentProcessId GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent GetModuleHandleW RtlUnwind SetLastError EnterCriticalSection LeaveCriticalSection DeleteCriticalSection InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree FreeLibrary GetCommandLineA ReadFile CreateFileW GetDriveTypeW GetFileType CloseHandle PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime GetFullPathNameW GetFullPathNameA CreateDirectoryW RemoveDirectoryW FindClose FindFirstFileExW FindNextFileW SetStdHandle SetConsoleCtrlHandler DeleteFileW GetStdHandle WriteFile ExitProcess GetModuleHandleExW GetACP HeapFree HeapAlloc GetConsoleMode ReadConsoleW SetFilePointerEx GetConsoleCP CompareStringW LCMapStringW GetCurrentDirectoryW FlushFileBuffers SetEnvironmentVariableA GetFileAttributesExW IsValidCodePage GetOEMCP GetCPInfo GetEnvironmentStringsW FreeEnvironmentStringsW GetStringTypeW GetProcessHeap WriteConsoleW GetTimeZoneInformation HeapSize HeapReAlloc SetEndOfFile RaiseException

ws2_32

ntohl

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