MCClient[.]exe | Triage™

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General

Target
MCClient.exe
Size 42KB
Sample260830-18f4ladf38
SHA256 36ceb941e9df27c3f2707df5c283976bd2db967baaa49694c92bc753f93c1ebf
MD5 e0965d34a8d25a39804dfc89fed99f8f
SHA1 693036985793be40abfcb343359ab0e39b32c2c2
SHA512 515480093946da7b90a87dbf047ee4c72efbc428b162e0c1d1be8d040207de7d941559178e571c89a1cb7272aaba88919a8e81915418548fe5db8e4e0b17a8c5
SSDEEP 768:LKQ9sx/k0gQkFHeuuRIEUiey6KrljQO9cw0RXmZbj8lV:LKQ9sx/kpFH9uIEky6KWDw0xrl
TLSH
T18A13D755F3A342ECCBA2C2386F9B9926AB70FC704F30A72D07A190752F62E154EB9515
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
MCClient.exe

File Explorer

MCClient.exe

.exe 42KB

MCClient.exe

IMPHASH d2bd4bd2ceb4bfc4480fa231ae0594d7
SHA256 36ceb941e9df27c3f2707df5c283976bd2db967baaa49694c92bc753f93c1ebf
MD5 e0965d34a8d25a39804dfc89fed99f8f
SHA1 693036985793be40abfcb343359ab0e39b32c2c2
SHA512 515480093946da7b90a87dbf047ee4c72efbc428b162e0c1d1be8d040207de7d941559178e571c89a1cb7272aaba88919a8e81915418548fe5db8e4e0b17a8c5
SSDEEP 768:LKQ9sx/k0gQkFHeuuRIEUiey6KrljQO9cw0RXmZbj8lV:LKQ9sx/kpFH9uIEky6KWDw0xrl
TLSH
T18A13D755F3A342ECCBA2C2386F9B9926AB70FC704F30A72D07A190752F62E154EB9515
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

4144

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

comctl32

InitCommonControls

gdi32

CreateFontW CreatePen CreateRoundRectRgn CreateSolidBrush DeleteObject Ellipse FillRgn FrameRgn LineTo MoveToEx SelectObject SetBkMode SetTextColor TextOutW

kernel32

CloseHandle CreateThread CreateToolhelp32Snapshot DeleteCriticalSection EnterCriticalSection FreeLibrary GetLastError GetModuleHandleA GetProcAddress GetStartupInfoW GetTickCount InitializeCriticalSection LeaveCriticalSection LoadLibraryA Module32FirstW Module32NextW OpenProcess Process32FirstW Process32NextW ReadProcessMemory SetUnhandledExceptionFilter Sleep TlsGetValue VirtualProtect VirtualQuery WaitForSingleObject WriteProcessMemory

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

__p__wenviron

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

_set_new_mode calloc free malloc

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

_configthreadlocale

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

__setusermatherr atan2

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

__C_specific_handler memcpy wcsstr

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

__p___argc __p___wargv __p__wcmdln _cexit _configure_wide_argv _crt_atexit _exit _set_app_type _initialize_wide_environment _initterm _initterm_e _set_invalid_parameter_handler abort exit signal

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

__acrt_iob_func __p__commode __p__fmode __stdio_common_vfprintf fflush setvbuf

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

_wcsicmp memset strlen strncmp wcscmp wcscpy wcslen wcsncpy

user32

BeginPaint CreateWindowExW DefWindowProcW DispatchMessageW EndPaint FillRect GetAsyncKeyState GetClientRect GetCursorPos GetMessageW GetSystemMetrics InvalidateRect LoadCursorW RegisterClassW ScreenToClient SetLayeredWindowAttributes ShowWindow TranslateMessage keybd_event mouse_event wsprintfW

Name

.text

Size

25KB

Virtual Size

25KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

1KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

5KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.eh_fram

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

1024B

Virtual Size

732B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

1024B

Virtual Size

800B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

10KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

1024B

Virtual Size

688B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

512B

Virtual Size

244B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

MCClient.exe

comctl32

gdi32

kernel32

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

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

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

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

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

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

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

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

user32

generic