Client[.]exe | Triage™

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General

Target
Client.exe
Size 252KB
Sample260806-e4wslatalg
SHA256 376722e1daa98ab4920148638f609edd9d465301ab9389f06f824c7c63936795
MD5 2c21f62d3836c884b657dce659f5d73f
SHA1 f184ea728ce23f308fdf0aeabb03ec7c11189692
SHA512 12265f7a9a987e3a061bcbc1862fb96a7f435db3168490b597bd68fff5545b331f97f820c5c75fde9c04eb1c01fb4ff4b8f34ff045f28cb0664ae91e1503e08f
SSDEEP 3072:l9G2U1qr+Len2dIrOaWkQI1RcCtZKeF7GVs5ypyISczk5E9u6LR8:lMOgIrOa17vDty5pyISczYE9u6L
TLSH
T1FE443B07A6A840FEE1B7D679C9924D81FB7278594B71A6CF03504AB60F737D0AE39312
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 252KB

Client.exe

IMPHASH 7a8c872f8e13d32f36a675b52eda1d6e
SHA256 376722e1daa98ab4920148638f609edd9d465301ab9389f06f824c7c63936795
MD5 2c21f62d3836c884b657dce659f5d73f
SHA1 f184ea728ce23f308fdf0aeabb03ec7c11189692
SHA512 12265f7a9a987e3a061bcbc1862fb96a7f435db3168490b597bd68fff5545b331f97f820c5c75fde9c04eb1c01fb4ff4b8f34ff045f28cb0664ae91e1503e08f
SSDEEP 3072:l9G2U1qr+Len2dIrOaWkQI1RcCtZKeF7GVs5ypyISczk5E9u6LR8:lMOgIrOa17vDty5pyISczYE9u6L
TLSH
T1FE443B07A6A840FEE1B7D679C9924D81FB7278594B71A6CF03504AB60F737D0AE39312
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

172032

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA 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

shell32

ShellExecuteW

advapi32

RegCloseKey ReportEventW RegisterEventSourceW RegOpenKeyExW RegGetValueW DeregisterEventSource

kernel32

GetSystemTimeAsFileTime TlsFree CreateActCtxW ActivateActCtx GetLastError FindResourceW GetWindowsDirectoryW GetProcAddress GetModuleHandleW FreeLibrary LoadLibraryExW FindFirstFileExW EnterCriticalSection GetFullPathNameW FindNextFileW GetCurrentProcess GetStdHandle GetModuleHandleExW GetModuleFileNameW LeaveCriticalSection GetEnvironmentVariableW FindClose MultiByteToWideChar GetConsoleMode GetFileAttributesExW LoadLibraryA WriteConsoleW DeleteCriticalSection WideCharToMultiByte IsWow64Process OutputDebugStringW TlsSetValue TlsGetValue TlsAlloc InitializeCriticalSectionAndSpinCount SetLastError RaiseException RtlPcToFileHeader RtlUnwindEx InitializeSListHead GetCurrentProcessId IsDebuggerPresent IsProcessorFeaturePresent TerminateProcess SetUnhandledExceptionFilter UnhandledExceptionFilter RtlVirtualUnwind RtlLookupFunctionEntry RtlCaptureContext GetStringTypeW SwitchToThread GetCurrentThreadId InitializeCriticalSectionEx EncodePointer DecodePointer LCMapStringEx QueryPerformanceCounter

user32

MessageBoxW

api-ms-win-crt-runtime-l1-1-0

terminate _register_thread_local_exe_atexit_callback _c_exit __p___wargv __p___argc _exit exit _initterm_e _errno _initterm _get_initial_wide_environment _initialize_wide_environment _configure_wide_argv _set_app_type _seh_filter_exe _cexit _crt_atexit _register_onexit_function _initialize_onexit_table abort _invoke_watson

api-ms-win-crt-heap-l1-1-0

_set_new_mode calloc malloc _callnewh free

api-ms-win-crt-time-l1-1-0

_time64 _gmtime64_s wcsftime

api-ms-win-crt-stdio-l1-1-0

__stdio_common_vfwprintf __p__commode fputwc __acrt_iob_func __stdio_common_vswprintf _set_fmode _wfsopen fflush setvbuf __stdio_common_vsnwprintf_s

api-ms-win-crt-locale-l1-1-0

_create_locale ___mb_cur_max_func ___lc_codepage_func ___lc_locale_name_func __pctype_func _configthreadlocale setlocale _lock_locales _free_locale _unlock_locales

api-ms-win-crt-string-l1-1-0

strlen strcmp wcsncmp toupper strcpy_s _wcsdup wcsnlen

api-ms-win-crt-convert-l1-1-0

_wtoi wcstoul

api-ms-win-crt-math-l1-1-0

__setusermatherr

Name

.text

Size

91KB

Virtual Size

91KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

49KB

Virtual Size

48KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

5KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

1024B

Virtual Size

828B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

.rcd003

Size

80KB

Virtual Size

80KB

Characteristics

IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

4KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

Client.exe

shell32

advapi32

kernel32

user32

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-math-l1-1-0

generic