agent[.]exe | Triage™

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General

Target
agent.exe
Size 1.3MB
Sample261011-tzee3stxdx
SHA256 d8e65db9f006b0792defe0ef6927ef7614d86fa1e46e91ea405c390709b8d954
MD5 57f08908ed2180f41796e906fe6dbd0c
SHA1 26b11b9b7d3faa0a8751d8d44865adc090f136e7
SHA512 d92f8f60e3d464ff900f065c914e97730e7a07ccee1fdc692572902b51e9d1ffb015e2fdf46c25c846db93ae16928b46c27faa1803593bc230c5953d8fe1fe7f
SSDEEP 24576:nADiNwX4f7QQkgd8LHXwxLluDM0tuD63aK1JYCl0tsS:nADiuX4fcQaAleMQaK1JY
TLSH
T1A0553B57E26394ECC16BD178C656A772FA30B81D41347E6E1B94DB312F20F608A3EB25
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
agent.exe

File Explorer

agent.exe

.exe 1.3MB

agent.exe

IMPHASH 128de65766aa4d4de44ad6f921d82c62
SHA256 d8e65db9f006b0792defe0ef6927ef7614d86fa1e46e91ea405c390709b8d954
MD5 57f08908ed2180f41796e906fe6dbd0c
SHA1 26b11b9b7d3faa0a8751d8d44865adc090f136e7
SHA512 d92f8f60e3d464ff900f065c914e97730e7a07ccee1fdc692572902b51e9d1ffb015e2fdf46c25c846db93ae16928b46c27faa1803593bc230c5953d8fe1fe7f
SSDEEP 24576:nADiNwX4f7QQkgd8LHXwxLluDM0tuD63aK1JYCl0tsS:nADiuX4fcQaAleMQaK1JY
TLSH
T1A0553B57E26394ECC16BD178C656A772FA30B81D41347E6E1B94DB312F20F608A3EB25
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5216

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

advapi32

AllocateAndInitializeSid ChangeServiceConfigA CheckTokenMembership CloseServiceHandle ControlService DuplicateTokenEx EnumServicesStatusExA FreeSid GetUserNameA ImpersonateLoggedOnUser OpenProcessToken OpenSCManagerA OpenServiceA RegCloseKey RegCreateKeyExA RegDeleteTreeA RegDeleteValueA RegEnumKeyExA RegOpenKeyExA RegSetValueExA RevertToSelf StartServiceA

avicap32

capCreateCaptureWindowA

bcrypt

BCryptCloseAlgorithmProvider BCryptDecrypt BCryptDestroyKey BCryptEncrypt BCryptGenerateSymmetricKey BCryptHash BCryptOpenAlgorithmProvider BCryptSetProperty

crypt32

CertFreeCertificateContext CryptUnprotectData

gdi32

BitBlt CreateCompatibleBitmap CreateCompatibleDC DeleteDC DeleteObject SelectObject

gdiplus

GdipAlloc GdipCloneImage GdipCreateBitmapFromFile GdipCreateBitmapFromHBITMAP GdipDisposeImage GdipFree GdipGetImageEncoders GdipGetImageEncodersSize GdipSaveImageToStream GdiplusShutdown GdiplusStartup

iphlpapi

GetExtendedTcpTable

kernel32

CloseHandle CopyFileA CreateDirectoryA CreateEventA CreateEventW CreateFileA CreatePipe CreateProcessA CreateSemaphoreA CreateThread CreateToolhelp32Snapshot DeleteCriticalSection DeleteFileA DuplicateHandle EnterCriticalSection ExitProcess FileTimeToSystemTime FindClose FindFirstFileA FindNextFileA FlushInstructionCache FormatMessageA GetCPInfo GetComputerNameA GetConsoleWindow GetCurrentDirectoryA GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetDriveTypeA GetEnvironmentVariableA GetExitCodeProcess GetFileAttributesA GetFileSize GetFileTime GetLastError GetLocalTime GetLogicalDrives GetModuleFileNameA GetModuleHandleA GetNativeSystemInfo GetProcAddress GetProcessAffinityMask GetSystemTimeAsFileTime GetTempPathA GetThreadContext GetThreadPriority GetTickCount GetTickCount64 GlobalAlloc GlobalLock GlobalSize GlobalUnlock InitializeCriticalSection IsProcessorFeaturePresent LeaveCriticalSection LoadLibraryA LoadLibraryW LocalFileTimeToFileTime LocalFree MoveFileExA MultiByteToWideChar OpenProcess OutputDebugStringA Process32FirstW Process32NextW QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReadFile ReleaseSemaphore RemoveDirectoryA ResetEvent ResumeThread RtlCaptureContext RtlLookupFunctionEntry RtlUnwindEx RtlVirtualUnwind SetCurrentDirectoryA SetEvent SetFileAttributesA SetFileTime SetHandleInformation SetLastError SetProcessAffinityMask SetThreadContext SetThreadPriority SetUnhandledExceptionFilter Sleep SuspendThread SystemTimeToFileTime TerminateProcess TlsAlloc TlsGetValue TlsSetValue TryEnterCriticalSection VirtualProtect VirtualQuery WaitForMultipleObjects WaitForSingleObject WideCharToMultiByte

msvcrt

_XcptFilter ___lc_codepage_func ___mb_cur_max_func __getmainargs __initenv __iob_func __set_app_type __setusermatherr _amsg_exit _assert _beginthreadex _cexit _commode _endthreadex _errno _exit _fmode _initterm _lock _read _setjmp _strdup _unlock _vscprintf _vsnprintf _wcsicmp atexit _write abort atoi calloc exit fclose fflush fopen fprintf fputc fputs fread free fseek ftell fwrite getenv iswctype localeconv longjmp malloc memchr memcmp memcpy memmove memset realloc rand setlocale setvbuf strchr strcmp strcoll strerror strftime strlen strncmp strtoul strxfrm tolower vfprintf towlower towupper wcscmp wcscoll wcsftime wcslen wcsxfrm

ole32

CreateStreamOnHGlobal GetHGlobalFromStream

secur32

AcquireCredentialsHandleA DecryptMessage DeleteSecurityContext EncryptMessage FreeContextBuffer FreeCredentialsHandle InitializeSecurityContextA QueryContextAttributesA

shell32

ShellExecuteA

user32

CloseClipboard DestroyWindow DispatchMessageA EmptyClipboard GetAsyncKeyState GetClipboardData GetDC GetKeyState GetSystemMetrics OpenClipboard PeekMessageA ReleaseDC SendInput SendMessageA SetClipboardData ShowWindow TranslateMessage VkKeyScanA

winhttp

WinHttpCloseHandle WinHttpConnect WinHttpOpen WinHttpOpenRequest WinHttpQueryDataAvailable WinHttpReadData WinHttpReceiveResponse WinHttpSendRequest

winmm

mciSendStringA

ws2_32

WSAStartup accept bind closesocket connect freeaddrinfo getaddrinfo gethostname getsockopt htons inet_ntop inet_pton ioctlsocket listen ntohs recv select send setsockopt socket

Name

.text

Size

1.1MB

Virtual Size

1.1MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

9KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

81KB

Virtual Size

80KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.pdata

Size

47KB

Virtual Size

46KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

72KB

Virtual Size

71KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

11KB

Virtual Size

11KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

32B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

1024B

Virtual Size

800B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

6KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

agent.exe

advapi32

avicap32

bcrypt

crypt32

gdi32

gdiplus

iphlpapi

kernel32

msvcrt

ole32

secur32

shell32

user32

winhttp

winmm

ws2_32

generic