chomik[.]exe | Triage™

Resubmissions

04/06/2026, 19:39

260604-yc5e7sdw9m8

04/06/2026, 19:38

260604-ycgzxadw7m3

04/06/2026, 19:32

260604-x82hrac1418

04/06/2026, 19:09

260604-xtvfwsds8q8

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General

Target
chomik.exe
Size 163KB
Sample260604-xtvfwsds8q
SHA256 b64d7d71d7d5c3a36e02e6814a87d8a7294c31bb1a7d07ded9d9b5d1e45676ef
MD5 b4e4df37ca6c83bc8a0399a3958852fc
SHA1 c9ca6ab3d5166645a2e137d3bb9eaa010bc5eddc
SHA512 9146af40b358c4adf7dce461dea7befef77cf8009259ade38a0be18fb2c3bb72f1257669b6446c0708f5d361a0396fe9e68f956df96226ae5999669348d9f57d
SSDEEP 3072:l7LW6Pr46prwG2k5GlI1JWE9QVsxyvJyn4NTfQf1VZlKWhrB3u+7:lXWJ5kICW3Jyn4if1VZsiB3u
TLSH
T161F33A0672A801ECE17BE73889521905F7777C264736E3CF1350A57A0FBAAD0AE7A711
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
chomik.exe

File Explorer

chomik.exe

.exe 163KB

chomik.exe

IMPHASH 72bc4dfff8905033c11dea0c671a7919
SHA256 b64d7d71d7d5c3a36e02e6814a87d8a7294c31bb1a7d07ded9d9b5d1e45676ef
MD5 b4e4df37ca6c83bc8a0399a3958852fc
SHA1 c9ca6ab3d5166645a2e137d3bb9eaa010bc5eddc
SHA512 9146af40b358c4adf7dce461dea7befef77cf8009259ade38a0be18fb2c3bb72f1257669b6446c0708f5d361a0396fe9e68f956df96226ae5999669348d9f57d
SSDEEP 3072:l7LW6Pr46prwG2k5GlI1JWE9QVsxyvJyn4NTfQf1VZlKWhrB3u+7:lXWJ5kICW3Jyn4if1VZsiB3u
TLSH
T161F33A0672A801ECE17BE73889521905F7777C264736E3CF1350A57A0FBAAD0AE7A711
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

82144

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE 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

D:\a\_work\1\s\artifacts\obj\win-x64.Release\corehost\apphost\standalone\apphost.pdb

kernel32

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

user32

MessageBoxW

shell32

ShellExecuteW

advapi32

RegOpenKeyExW RegGetValueW DeregisterEventSource RegisterEventSourceW ReportEventW RegCloseKey

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

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

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

__stdio_common_vfwprintf __stdio_common_vsprintf_s setvbuf __stdio_common_vswprintf _set_fmode __acrt_iob_func fputwc fputws __stdio_common_vsnwprintf_s _wfsopen fflush __p__commode

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

_set_new_mode _callnewh free malloc calloc

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

wcsnlen strcpy_s _wcsdup strcspn wcsncmp toupper

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

wcstoul _wtoi

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

__pctype_func _unlock_locales _lock_locales ___lc_locale_name_func ___lc_codepage_func ___mb_cur_max_func _configthreadlocale setlocale localeconv

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

__setusermatherr frexp

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

_gmtime64_s wcsftime _time64

Name

.text

Size

102KB

Virtual Size

102KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

39KB

Virtual Size

39KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

2KB

Virtual Size

5KB

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

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

1024B

Virtual Size

840B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

.rsrc

Size

11KB

Virtual Size

10KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

File Explorer

chomik.exe

kernel32

user32

shell32

advapi32

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

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

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

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

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

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

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

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

generic