crackme[.]exe | Triage™

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General

Target
crackme.exe
Size 1.1MB
Sample261030-k2yr3aea75
SHA256 fc102a72b501e213e1fd4f22c52f48cd040292a746335c46f479e9b46b9e7e85
MD5 92798c759b686d52f4a6e48e50e8ced5
SHA1 d25c2916ebaeb623881c234b2ef88822aa9d1acd
SHA512 73481c893165ab3fca907e001b3a45a151cb6b3dd2ba7e50562dee2a3d7aa6c57736a6e439f209f6133c9e70747dc16a3ef341a868b3ecdb66ebb25c29c361ac
SSDEEP 12288:bz2VzaltdPGu2cKLTCkI2zmug3McwWpjxjX67DvPPzw3Tlj9mml7:biytdPGuSLTS2zmug3hwer67DPATljl
TLSH
T138452A67E66395FDC66FC0788253CBB2A930786441247E3E19D8EB712E32E514F1EA31
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
crackme.exe

File Explorer

crackme.exe

.exe 1.1MB

crackme.exe

IMPHASH 1f2cf6c0f37a820aa1cf8d1b30bf0684
SHA256 fc102a72b501e213e1fd4f22c52f48cd040292a746335c46f479e9b46b9e7e85
MD5 92798c759b686d52f4a6e48e50e8ced5
SHA1 d25c2916ebaeb623881c234b2ef88822aa9d1acd
SHA512 73481c893165ab3fca907e001b3a45a151cb6b3dd2ba7e50562dee2a3d7aa6c57736a6e439f209f6133c9e70747dc16a3ef341a868b3ecdb66ebb25c29c361ac
SSDEEP 12288:bz2VzaltdPGu2cKLTCkI2zmug3McwWpjxjX67DvPPzw3Tlj9mml7:biytdPGuSLTS2zmug3hwer67DPATljl
TLSH
T138452A67E66395FDC66FC0788253CBB2A930786441247E3E19D8EB712E32E514F1EA31
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

4191

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

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

CloseHandle CreateEventA CreateSemaphoreA DeleteCriticalSection DuplicateHandle EnterCriticalSection FormatMessageA FreeLibrary GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetLastError GetModuleHandleA GetProcAddress GetProcessAffinityMask GetSystemTimeAsFileTime GetThreadContext GetThreadPriority GetTickCount InitializeCriticalSection LeaveCriticalSection LoadLibraryA LocalFree OpenProcess OutputDebugStringA QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReleaseSemaphore ResetEvent ResumeThread RtlCaptureContext RtlLookupFunctionEntry RtlUnwindEx RtlVirtualUnwind SetEvent SetLastError SetProcessAffinityMask SetThreadContext SetThreadPriority SetUnhandledExceptionFilter Sleep SuspendThread TlsAlloc TlsGetValue TlsSetValue TryEnterCriticalSection VirtualProtect VirtualQuery WaitForMultipleObjects WaitForSingleObject

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

mbrtowc mbsrtowcs strtoul wcrtomb

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

__p__environ getenv

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

_fstat64

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

_set_new_mode calloc free malloc realloc

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

___mb_cur_max_func _configthreadlocale localeconv setlocale

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

__setusermatherr _fdopen

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

__C_specific_handler __intrinsic_setjmp longjmp memchr memcmp memcpy memmove strchr

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

__p___argc __p___argv _assert _beginthreadex _cexit _configure_narrow_argv _crt_atexit _endthreadex _errno _exit _initialize_narrow_environment _set_app_type _initterm _initterm_e _set_invalid_parameter_handler abort exit signal strerror

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

__acrt_iob_func __p__commode __p__fmode __stdio_common_vfprintf __stdio_common_vsprintf _fileno _fseeki64 _ftelli64 _get_osfhandle _lseeki64 _read _setmode _wfopen _write fclose fflush fopen fputc fputs fread fwrite getc getwc putc putwc setvbuf ungetc ungetwc

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

_strdup iswctype memset strcmp strcoll strlen strncmp strnlen strxfrm towlower towupper wcscoll wcslen wcsnlen wcsxfrm wctype

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

strftime wcsftime

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

rand_s

Name

.text

Size

939KB

Virtual Size

938KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

13KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

71KB

Virtual Size

70KB

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

59KB

Virtual Size

58KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

74KB

Virtual Size

73KB

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

6KB

Virtual Size

5KB

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

.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

crackme.exe

kernel32

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

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

api-ms-win-crt-filesystem-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

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

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

generic