client[.]exe | Triage™

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General

Target
client.exe
Size 1.0MB
Sample260727-vaej8aak61
SHA256 655005101a55389ef1aefe295aacd9a17baaf9cf5c68677eea0861fe91f25ce0
MD5 21e6beded850a6fd536cacb61bb36af7
SHA1 b4626ba3f189f2f4e2b89a2f619a3e0ecd1f1906
SHA512 2668f4d4d0d06aa94b84c5c3b9d53229f31e306b33dcd11083e4d96b833ee0dc8013dd01cfbd79b77d22be95d15c33ec64b4f21ab71cc02774887d558274ff50
SSDEEP 12288:ejV4R8ln6O19hbi4b0KUtttWWj8q8TmlP0E:Apn6OdbiE0KUtttWW38UP0
TLSH
T129352B17E35344ECC52AC4F1436B5272FD71F42A85356A2EAE85DF312F21E614A2EFA0
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
client.exe

File Explorer

client.exe

.exe 1.0MB

client.exe

IMPHASH 144df43af50711f52309b75d80d34cff
SHA256 655005101a55389ef1aefe295aacd9a17baaf9cf5c68677eea0861fe91f25ce0
MD5 21e6beded850a6fd536cacb61bb36af7
SHA1 b4626ba3f189f2f4e2b89a2f619a3e0ecd1f1906
SHA512 2668f4d4d0d06aa94b84c5c3b9d53229f31e306b33dcd11083e4d96b833ee0dc8013dd01cfbd79b77d22be95d15c33ec64b4f21ab71cc02774887d558274ff50
SSDEEP 12288:ejV4R8ln6O19hbi4b0KUtttWWj8q8TmlP0E:Apn6OdbiE0KUtttWW38UP0
TLSH
T129352B17E35344ECC52AC4F1436B5272FD71F42A85356A2EAE85DF312F21E614A2EFA0
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5312

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

kernel32

AddAtomA AddVectoredExceptionHandler CloseHandle CopyFileA CreateEventA CreateIoCompletionPort CreateMutexA CreateSemaphoreA DeleteAtom DeleteCriticalSection DuplicateHandle EnterCriticalSection ExpandEnvironmentStringsA FindAtomA FormatMessageA GetAtomNameA GetConsoleWindow GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetHandleInformation GetLastError GetModuleFileNameA GetModuleHandleW GetProcAddress GetProcessAffinityMask GetQueuedCompletionStatus GetStartupInfoA GetSystemTimeAsFileTime GetThreadContext GetThreadPriority GetTickCount InitializeCriticalSection IsDBCSLeadByteEx IsDebuggerPresent LeaveCriticalSection LoadLibraryW LocalFree MultiByteToWideChar OpenProcess OutputDebugStringA QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReleaseMutex ReleaseSemaphore RemoveVectoredExceptionHandler ResetEvent ResumeThread RtlCaptureContext RtlLookupFunctionEntry RtlUnwindEx RtlVirtualUnwind SetEvent SetLastError SetProcessAffinityMask SetThreadContext SetThreadPriority SetUnhandledExceptionFilter Sleep SuspendThread TlsAlloc TlsGetValue TlsSetValue TryEnterCriticalSection VirtualProtect VirtualQuery WaitForMultipleObjects WaitForSingleObject WideCharToMultiByte __C_specific_handler

msvcrt

___lc_codepage_func ___mb_cur_max_func __getmainargs __initenv __iob_func __lconv_init __set_app_type __setusermatherr _acmdln _amsg_exit _beginthreadex _cexit _close _commode _endthreadex _errno _fdopen _filelengthi64 _fileno _fileno _fmode _fstat64 _initterm _lseeki64 _memccpy _onexit _pclose _popen _read _setjmp _strdup _strnicmp _time64 _ultoa _wfopen _write abort calloc exit fclose fflush fgetpos fgets fopen fprintf fputc fputs fread free fsetpos fwrite getc getwc isspace iswctype localeconv longjmp malloc memchr memcmp memcpy memmove memset printf putc putwc rand realloc setlocale setvbuf signal srand strcmp strcoll strerror strftime strlen strncmp strtol strxfrm towlower towupper ungetc ungetwc vfprintf wcscoll wcsftime wcslen wcsxfrm

user32

ShowWindow

winhttp

WinHttpCloseHandle WinHttpConnect WinHttpOpen WinHttpOpenRequest WinHttpReadData WinHttpReceiveResponse WinHttpSendRequest

ws2_32

WSAGetLastError WSAIoctl WSARecv WSASend WSAStartup bind closesocket connect gethostbyname htons inet_addr ioctlsocket recv send sendto setsockopt socket

Name

.text

Size

781KB

Virtual Size

781KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

12KB

Virtual Size

11KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

149KB

Virtual Size

148KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.pdata

Size

46KB

Virtual Size

46KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

65KB

Virtual Size

64KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

7KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.CRT

Size

512B

Virtual Size

112B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

1KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

7KB

Virtual Size

7KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

client.exe

kernel32

msvcrt

user32

winhttp

ws2_32

generic