zenx[.]exe | Triage™

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General

Target
zenx.exe
Size 1.1MB
Sample261030-x2eems1wdv
SHA256 0dd70473669d8539f0385619668e87033b50faff34b4bb7b58b1d9ad7e4d3aff
MD5 6c0acb64a46121f2af215a903508ef25
SHA1 5fe1da5039be34ce24be2f9b925d1b4ea9bb41f7
SHA512 7e4d479f8d5502b7fe3061720a1ec95c4b4c43f3a4e04ade191adc14e1368ea1bd2c6050d502918bebd78a8f4db670781dd0be88d9b2a0921c13a9471ebce75e
SSDEEP 24576:b4l3cOwfTxj/njqLsFG3XwNtk2Rc+T1Zad0:sl3r+xDjq4A3cjo0
TLSH
T1E4450A367FE8C99CC091A5F84A560CF3E2B47C0703399EDB87827CE6DA4519B563BA11
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
zenx.exe

File Explorer

zenx.exe

.exe 1.1MB

zenx.exe

IMPHASH 56de49a1932cbe35e521f1c9287c71ae
SHA256 0dd70473669d8539f0385619668e87033b50faff34b4bb7b58b1d9ad7e4d3aff
MD5 6c0acb64a46121f2af215a903508ef25
SHA1 5fe1da5039be34ce24be2f9b925d1b4ea9bb41f7
SHA512 7e4d479f8d5502b7fe3061720a1ec95c4b4c43f3a4e04ade191adc14e1368ea1bd2c6050d502918bebd78a8f4db670781dd0be88d9b2a0921c13a9471ebce75e
SSDEEP 24576:b4l3cOwfTxj/njqLsFG3XwNtk2Rc+T1Zad0:sl3r+xDjq4A3cjo0
TLSH
T1E4450A367FE8C99CC091A5F84A560CF3E2B47C0703399EDB87827CE6DA4519B563BA11
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

497392

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

winhttp

WinHttpCloseHandle WinHttpConnect WinHttpReadData WinHttpQueryDataAvailable WinHttpOpenRequest WinHttpSendRequest WinHttpReceiveResponse WinHttpQueryHeaders WinHttpOpen

user32

GetMessageA TranslateMessage DispatchMessageA SendMessageA PostThreadMessageA DestroyWindow SetWindowPos OpenClipboard CloseClipboard GetClipboardData GetKeyNameTextW keybd_event SendInput GetLastInputInfo MapVirtualKeyW GetSystemMetrics GetForegroundWindow GetDC ReleaseDC GetWindowTextW GetWindowRect MessageBoxW SetWindowsHookExA UnhookWindowsHookEx BlockInput SystemParametersInfoA CallNextHookEx

advapi32

RegEnumKeyExA CheckTokenMembership RegGetValueA RegSetValueExA RegQueryValueExA RegOpenKeyExA AllocateAndInitializeSid RegDeleteValueA RegCloseKey GetUserNameA FreeSid

gdi32

CreateDIBSection SetStretchBltMode StretchBlt SelectObject DeleteObject DeleteDC CreateCompatibleDC CreateCompatibleBitmap BitBlt

ole32

CoCreateInstance CoInitializeEx CoUninitialize CreateStreamOnHGlobal CoInitialize

bcrypt

BCryptDestroyKey BCryptGenerateSymmetricKey BCryptCloseAlgorithmProvider BCryptDecrypt BCryptSetProperty BCryptOpenAlgorithmProvider

crypt32

CryptUnprotectData

winmm

waveInReset waveInPrepareHeader waveInStop mciSendStringA waveInOpen waveInClose waveInStart waveInUnprepareHeader waveInAddBuffer

shell32

SHGetFolderPathA

mfplat

MFStartup MFShutdown MFCreateMediaType MFCreateSample MFCreateMemoryBuffer

mfreadwrite

MFCreateSinkWriterFromURL

kernel32

LCMapStringW CompareStringW GetTimeFormatW GetDateFormatW LoadLibraryExW GetTimeZoneInformation SetFilePointerEx GetConsoleOutputCP ReadConsoleW GetConsoleMode GetEnvironmentStringsW FreeEnvironmentStringsW SetEnvironmentVariableW GetProcessHeap SetStdHandle GetStringTypeW FlushFileBuffers HeapSize HeapReAlloc SetEndOfFile WriteConsoleW FindFirstFileExW IsValidCodePage GetACP GetOEMCP GetCPInfo GetCommandLineA HeapAlloc GetCommandLineW UnhandledExceptionFilter RtlVirtualUnwind RtlCaptureContext IsProcessorFeaturePresent GetStdHandle GetModuleFileNameW GetModuleHandleExW FreeLibrary DeleteCriticalSection InitializeCriticalSectionEx EncodePointer FlsFree HeapFree GetTempPathA FlsSetValue FlsGetValue FlsAlloc SetLastError RtlUnwindEx RtlLookupFunctionEntry RaiseException RtlPcToFileHeader InitializeSListHead GetSystemTimeAsFileTime GetCurrentThreadId QueryPerformanceCounter GetModuleHandleW GetStartupInfoW SetUnhandledExceptionFilter SleepConditionVariableSRW WakeAllConditionVariable AcquireSRWLockExclusive GetEnvironmentVariableW SetCurrentDirectoryA GetCurrentDirectoryA CreateDirectoryA CreateDirectoryW CreateFileA CreateFileW DeleteFileA DeleteFileW FindClose FindFirstFileA FindFirstFileW FindNextFileA FindNextFileW GetFileAttributesA GetFileAttributesW GetFileAttributesExW GetFileSizeEx GetFileType GetFinalPathNameByHandleW GetFileTime ReadFile RemoveDirectoryW SetFilePointer SetFileTime WriteFile GetTempPathW IsDebuggerPresent CheckRemoteDebuggerPresent CloseHandle DuplicateHandle SetHandleInformation GetLastError CreatePipe InitializeCriticalSection EnterCriticalSection LeaveCriticalSection WaitForSingleObject CreateMutexA Sleep GetCurrentProcess GetCurrentProcessId ExitProcess TerminateProcess CreateThread CreateProcessA OpenProcess GlobalMemoryStatusEx GetSystemInfo GetTickCount GetTickCount64 GetSystemDirectoryA GetVersionExA GetNativeSystemInfo VirtualAlloc VirtualProtect MapViewOfFile UnmapViewOfFile GetModuleFileNameA GetModuleHandleA GetProcAddress LoadLibraryA GlobalUnlock GlobalLock LocalFree CreateFileMappingA CopyFileA GetComputerNameA GetComputerNameW MultiByteToWideChar WideCharToMultiByte CreateToolhelp32Snapshot Process32FirstW Process32NextW Process32First Process32Next ReleaseSRWLockExclusive

Name

.text

Size

641KB

Virtual Size

641KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

126KB

Virtual Size

125KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

6KB

Virtual Size

11KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

16KB

Virtual Size

15KB

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

363KB

Virtual Size

362KB

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

zenx.exe

winhttp

user32

advapi32

gdi32

ole32

bcrypt

crypt32

winmm

shell32

mfplat

mfreadwrite

kernel32

generic