NL4KW_Win_Emulator[.]exe

General

Target
NL4KW_Win_Emulator.exe
Size 13.4MB
Sample261102-db8e9aev6x
SHA256 bd6e08ade24c543490ed330ffb242ccfe74eba4b2c4b467a84974ad709bf0a4f
MD5 59e3facba2f2214db9cabbb22e033b2a
SHA1 96d0f2399fac738ca65b31a884798d8edf25562e
SHA512 bcf7d0865dbbaac7d4ba8dacded2e84ffd3bc7c3058826707d3dee2bf1c84fb05a09bf958bdcbe24373b5670297bae46c5a47560cf29a4252b921bc7f4f8bdf0
SSDEEP 393216:4AAoM1BATuCWhHTodRGkXYll7+6JxIRqqid9S+:4KsCY0LhXk7+6JRJ
TLSH
T1A5E633E973D244F9FCABD13586128284A73A78831735D5B707E4AA63BD133F11638267
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
NL4KW_Win_Emulator.exe

File Explorer

NL4KW_Win_Emulator.exe

.exe 13.4MB
NL4KW_Win_Emulator.pyc

9KB

NL4KW_Win_Emulator.exe

IMPHASH 351592d5ead6df0859b0cc0056827c95
SHA256 bd6e08ade24c543490ed330ffb242ccfe74eba4b2c4b467a84974ad709bf0a4f
MD5 59e3facba2f2214db9cabbb22e033b2a
SHA1 96d0f2399fac738ca65b31a884798d8edf25562e
SHA512 bcf7d0865dbbaac7d4ba8dacded2e84ffd3bc7c3058826707d3dee2bf1c84fb05a09bf958bdcbe24373b5670297bae46c5a47560cf29a4252b921bc7f4f8bdf0
SSDEEP 393216:4AAoM1BATuCWhHTodRGkXYll7+6JxIRqqid9S+:4KsCY0LhXk7+6JRJ
TLSH
T1A5E633E973D244F9FCABD13586128284A73A78831735D5B707E4AA63BD133F11638267
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

53040

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

TranslateMessage ShutdownBlockReasonCreate GetWindowThreadProcessId SetWindowLongPtrW GetWindowLongPtrW MsgWaitForMultipleObjects ShowWindow DestroyWindow CreateWindowExW RegisterClassW DefWindowProcW PeekMessageW DispatchMessageW GetMessageW

kernel32

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

advapi32

ConvertSidToStringSidW GetTokenInformation OpenProcessToken ConvertStringSecurityDescriptorToSecurityDescriptorW

Name

.text

Size

180KB

Virtual Size

180KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

78KB

Virtual Size

77KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

20KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

9KB

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

NL4KW_Win_Emulator.exe

user32

kernel32

advapi32

generic

NL4KW_Win_Emulator.pyc