Technical Information
Triggers a user-defined sigma rule:
- 20f0ee37-5942-4e45-b7d5-c5b5db9df5cd
- 06ce37c2-61ab-4f05-9ff5-b1a96d18ae32
- ec82e2a5-81ea-4211-a1f8-37a0286df2c2
- edf3485d-dac4-4d50-90e4-b0e5813f7e60
- 297ae038-edc2-4b2e-bb3e-7c5fc94dd5c7
- c3dbbc9f-ef1d-470a-a90a-d343448d5875
To ensure autorun and distribution
Modifies the following registry keys
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'WindowsDefender' = '<Full path to file>'
Malicious functions
Terminates or attempts to terminate
the following user processes:
- firefox.exe
Modifies file system
Creates the following files
- %TEMP%\_mei14562\81d243bd2c585b0f4821__mypyc.cp314-win_amd64.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_arc4.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_salsa20.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_chacha20.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_pkcs1_decode.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_aes.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_aesni.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_arc2.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_blowfish.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_cast.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_cbc.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_cfb.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_ctr.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_des.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_des3.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_ecb.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_eksblowfish.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_ocb.pyd
- %TEMP%\_mei14562\cryptodome\cipher\_raw_ofb.pyd
- %TEMP%\_mei14562\cryptodome\hash\_blake2b.pyd
- %TEMP%\_mei14562\cryptodome\hash\_blake2s.pyd
- %TEMP%\_mei14562\cryptodome\hash\_md2.pyd
- %TEMP%\_mei14562\cryptodome\hash\_md4.pyd
- %TEMP%\_mei14562\cryptodome\hash\_md5.pyd
- %TEMP%\_mei14562\cryptodome\hash\_ripemd160.pyd
- %TEMP%\_mei14562\cryptodome\hash\_sha1.pyd
- %TEMP%\_mei14562\cryptodome\hash\_sha224.pyd
- %TEMP%\_mei14562\cryptodome\hash\_sha256.pyd
- %TEMP%\_mei14562\cryptodome\hash\_sha384.pyd
- %TEMP%\_mei14562\cryptodome\hash\_sha512.pyd
- %TEMP%\_mei14562\cryptodome\hash\_ghash_clmul.pyd
- %TEMP%\_mei14562\cryptodome\hash\_ghash_portable.pyd
- %TEMP%\_mei14562\cryptodome\hash\_keccak.pyd
- %TEMP%\_mei14562\cryptodome\hash\_poly1305.pyd
- %TEMP%\_mei14562\cryptodome\math\_modexp.pyd
- %TEMP%\_mei14562\cryptodome\protocol\_scrypt.pyd
- %TEMP%\_mei14562\cryptodome\publickey\_curve25519.pyd
- %TEMP%\_mei14562\cryptodome\publickey\_curve448.pyd
- %TEMP%\_mei14562\cryptodome\publickey\_ec_ws.pyd
- %TEMP%\_mei14562\cryptodome\publickey\_ed25519.pyd
- %TEMP%\_mei14562\cryptodome\publickey\_ed448.pyd
- %TEMP%\_mei14562\cryptodome\util\_cpuid_c.pyd
- %TEMP%\_mei14562\cryptodome\util\_strxor.pyd
- %TEMP%\_mei14562\pythonwin\mfc140u.dll
- %TEMP%\_mei14562\pythonwin\win32ui.pyd
- %TEMP%\_mei14562\vcruntime140.dll
- %TEMP%\_mei14562\vcruntime140_1.dll
- %TEMP%\_mei14562\_asyncio.pyd
- %TEMP%\_mei14562\_brotli.cp314-win_amd64.pyd
- %TEMP%\_mei14562\_bz2.pyd
- %TEMP%\_mei14562\_cffi_backend.cp314-win_amd64.pyd
- %TEMP%\_mei14562\_ctypes.pyd
- %TEMP%\_mei14562\_decimal.pyd
- %TEMP%\_mei14562\_hashlib.pyd
- %TEMP%\_mei14562\_lzma.pyd
- %TEMP%\_mei14562\_multiprocessing.pyd
- %TEMP%\_mei14562\_overlapped.pyd
- %TEMP%\_mei14562\_queue.pyd
- %TEMP%\_mei14562\_socket.pyd
- %TEMP%\_mei14562\_sqlite3.pyd
- %TEMP%\_mei14562\_ssl.pyd
- %TEMP%\_mei14562\_wmi.pyd
- %TEMP%\_mei14562\_zstd.pyd
- %TEMP%\_mei14562\api-ms-win-core-console-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-datetime-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-debug-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-errorhandling-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-fibers-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-file-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-file-l1-2-0.dll
- %TEMP%\_mei14562\api-ms-win-core-file-l2-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-handle-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-heap-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-interlocked-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-libraryloader-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-localization-l1-2-0.dll
- %TEMP%\_mei14562\api-ms-win-core-memory-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-namedpipe-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-processenvironment-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-processthreads-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-processthreads-l1-1-1.dll
- %TEMP%\_mei14562\api-ms-win-core-profile-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-rtlsupport-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-string-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-synch-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-synch-l1-2-0.dll
- %TEMP%\_mei14562\api-ms-win-core-sysinfo-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-timezone-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-core-util-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-conio-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-convert-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-environment-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-filesystem-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-heap-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-locale-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-math-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-multibyte-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-process-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-runtime-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-stdio-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-string-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-time-l1-1-0.dll
- %TEMP%\_mei14562\api-ms-win-crt-utility-l1-1-0.dll
- %TEMP%\_mei14562\base_library.zip
- %TEMP%\_mei14562\certifi\cacert.pem
- %TEMP%\_mei14562\charset_normalizer\cd.cp314-win_amd64.pyd
- %TEMP%\_mei14562\charset_normalizer\md.cp314-win_amd64.pyd
- %TEMP%\_mei14562\libcrypto-3.dll
- %TEMP%\_mei14562\libffi-8.dll
- %TEMP%\_mei14562\libssl-3.dll
- %TEMP%\_mei14562\lz4-4.4.5.dist-info\installer
- %TEMP%\_mei14562\lz4-4.4.5.dist-info\metadata
- %TEMP%\_mei14562\lz4-4.4.5.dist-info\record
- %TEMP%\_mei14562\lz4-4.4.5.dist-info\wheel
- %TEMP%\_mei14562\lz4-4.4.5.dist-info\licenses\license
- %TEMP%\_mei14562\lz4-4.4.5.dist-info\top_level.txt
- %TEMP%\_mei14562\lz4\_version.cp314-win_amd64.pyd
- %TEMP%\_mei14562\lz4\block\_block.cp314-win_amd64.pyd
- %TEMP%\_mei14562\psutil\_psutil_windows.pyd
- %TEMP%\_mei14562\pyexpat.pyd
- %TEMP%\_mei14562\python3.dll
- %TEMP%\_mei14562\python314.dll
- %TEMP%\_mei14562\pywin32_system32\pythoncom314.dll
- %TEMP%\_mei14562\pywin32_system32\pywintypes314.dll
- %TEMP%\_mei14562\regex\_regex.cp314-win_amd64.pyd
- %TEMP%\_mei14562\select.pyd
- %TEMP%\_mei14562\setuptools\_vendor\importlib_metadata-8.7.1.dist-info\installer
- %TEMP%\_mei14562\setuptools\_vendor\importlib_metadata-8.7.1.dist-info\metadata
- %TEMP%\_mei14562\setuptools\_vendor\importlib_metadata-8.7.1.dist-info\record
- %TEMP%\_mei14562\setuptools\_vendor\importlib_metadata-8.7.1.dist-info\wheel
- %TEMP%\_mei14562\setuptools\_vendor\importlib_metadata-8.7.1.dist-info\licenses\license
- %TEMP%\_mei14562\setuptools\_vendor\importlib_metadata-8.7.1.dist-info\top_level.txt
- %TEMP%\_mei14562\setuptools\_vendor\jaraco\text\lorem ipsum.txt
- %TEMP%\_mei14562\sqlite3.dll
- %TEMP%\_mei14562\ucrtbase.dll
- %TEMP%\_mei14562\unicodedata.pyd
- %TEMP%\_mei14562\win32\_win32sysloader.pyd
- %TEMP%\_mei14562\win32\win32api.pyd
- %TEMP%\_mei14562\win32\win32crypt.pyd
- %TEMP%\_mei14562\win32\win32event.pyd
- %TEMP%\_mei14562\win32\win32trace.pyd
- %TEMP%\gen_py\3.14\__init__.py
- %TEMP%\gen_py\3.14\dicts.dat
- %TEMP%\etwq1dew
- %TEMP%\tmpcmi5b14x
- %TEMP%\tmph6prqntv.sqlite
- %TEMP%\tmph6prqntv.sqlite-shm
- %TEMP%\tmpbnb0qjt2\cookie_nnjblwqaan.zip
- %TEMP%\snap_46995.png
- %TEMP%\games.zip
Deletes following files that it created itself
- %TEMP%\etwq1dew
- %TEMP%\tmpcmi5b14x
- %TEMP%\tmph6prqntv.sqlite-shm
- %TEMP%\tmph6prqntv.sqlite
Network activity
Connects to
- 'ap#.#pify.org':443
- 'di##ord.com':443
- 'ap#.##legram.org':443
TCP
Other
- 'ap#.#pify.org':443
- 'di##ord.com':443
UDP
- DNS ASK ap#.#pify.org
- DNS ASK di##ord.com
- DNS ASK ap#.##legram.org
Miscellaneous
Restarts the analyzed sample
Executes the following
- '<SYSTEM32>\cmd.exe' /c "ver"
- '<SYSTEM32>\cmd.exe' /c "wmic cpu get name"
- '<SYSTEM32>\wbem\wmic.exe' cpu get name
- '<SYSTEM32>\cmd.exe' /c "wmic path win32_VideoController get name"
- '<SYSTEM32>\wbem\wmic.exe' path win32_VideoController get name
- '<SYSTEM32>\cmd.exe' /c "ver"' (with hidden window)
- '<SYSTEM32>\cmd.exe' /c "wmic cpu get name"' (with hidden window)
- '<SYSTEM32>\cmd.exe' /c "wmic path win32_VideoController get name"' (with hidden window)
