Nexol[.]exe | Triage™

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General

Target
Nexol.exe
Size 1.3MB
Sample250705-pf5eyaytex
SHA256 f63b35cafbc2e16a68a9121f2e414121e13ae98cf532e84cb6a96c4e873d1511
MD5 54f865a4df8cefea2b58ef71a3a6dc02
SHA1 7f0eed09ee6cd1dbc526ebe2cd9ec44c47234888
SHA512 15fd050a4f8cabb8432d671699843318d2f890f3e4e78319cd9801a66f4cbfbc87b3c42a485417f98ba6a238900928544d5b7105ebd5a62bb2be95f46e94e0cb
SSDEEP 24576:JyhrPsdAf4I0VCOukpAcn5xFRCRmGFL3JGxpAcn5xFRCRmGFL3JG:JydOpCOukpA1RmsExpA1RmsE
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Nexol.exe

File Explorer

Nexol.exe

.exe 1.3MB

Nexol.exe

IMPHASH 655b5ffd004e9ca1cb767feab6e0bdb8
SHA256 f63b35cafbc2e16a68a9121f2e414121e13ae98cf532e84cb6a96c4e873d1511
MD5 54f865a4df8cefea2b58ef71a3a6dc02
SHA1 7f0eed09ee6cd1dbc526ebe2cd9ec44c47234888
SHA512 15fd050a4f8cabb8432d671699843318d2f890f3e4e78319cd9801a66f4cbfbc87b3c42a485417f98ba6a238900928544d5b7105ebd5a62bb2be95f46e94e0cb
SSDEEP 24576:JyhrPsdAf4I0VCOukpAcn5xFRCRmGFL3JGxpAcn5xFRCRmGFL3JG:JydOpCOukpA1RmsExpA1RmsE
MD5 SHA1 SHA512 SSDEEP

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

407336

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

kernel32

AcquireSRWLockExclusive CloseHandle CreateFileW CreateThread DecodePointer DeleteCriticalSection EncodePointer EnterCriticalSection EnumSystemLocalesW ExitProcess ExitThread FindClose FindFirstFileExW FindNextFileW FlsAlloc FlsFree FlsGetValue FlsSetValue FlushFileBuffers FreeConsole FreeEnvironmentStringsW FreeLibrary FreeLibraryAndExitThread GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleMode GetConsoleOutputCP GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetEnvironmentStringsW GetFileSizeEx GetFileType GetLastError GetLocaleInfoW GetModuleFileNameW GetModuleHandleA GetModuleHandleExW GetModuleHandleW GetOEMCP GetProcAddress GetProcessHeap GetStartupInfoW GetStdHandle GetStringTypeW GetSystemTimeAsFileTime GetUserDefaultLCID HeapAlloc HeapFree HeapReAlloc HeapSize InitializeCriticalSectionAndSpinCount InitializeCriticalSectionEx InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage IsValidLocale LCMapStringEx LCMapStringW LeaveCriticalSection LoadLibraryExW MultiByteToWideChar QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReadConsoleW ReadFile ReleaseSRWLockExclusive RtlCaptureContext RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwind RtlUnwindEx RtlVirtualUnwind SetEndOfFile SetFilePointerEx SetLastError SetStdHandle SetUnhandledExceptionFilter Sleep SleepConditionVariableSRW TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue TryAcquireSRWLockExclusive UnhandledExceptionFilter WakeAllConditionVariable WideCharToMultiByte WriteConsoleW WriteFile

gdi32

BitBlt CreateCompatibleDC DeleteDC DeleteObject SelectObject TextOutA

user32

BeginPaint CreateWindowExA DefWindowProcW EndPaint LoadCursorW MessageBoxA PostQuitMessage RegisterClassExA ShowWindow UpdateWindow

Name

.text

Size

541KB

Virtual Size

544KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

65KB

Virtual Size

68KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

5KB

Virtual Size

20KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

12KB

Virtual Size

16KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.gxfg

Size

9KB

Virtual Size

24KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

.time

Size

340KB

Virtual Size

340KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.time

Size

340KB

Virtual Size

340KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

1024B

Virtual Size

756B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

Nexol.exe

kernel32

gdi32

user32

generic