Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\<File name>.exe
Malicious functions
To complicate detection of its presence in the operating system,
adds antivirus exclusion:
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -Enabl...
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath %HOMEPATH%\AppData"
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath %HOMEPATH%\Local"
Terminates or attempts to terminate
the following user processes:
- firefox.exe
Modifies file system
Creates the following files
- %TEMP%\_mei30242\cryptodome\cipher\_arc4.pyd
- %TEMP%\_mei30242\api-ms-win-crt-locale-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-math-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-process-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-runtime-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-stdio-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-string-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-utility-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-synch-l1-1-0.dll
- %TEMP%\_mei30242\charset_normalizer\md.cp37-win_amd64.pyd
- %TEMP%\_mei30242\charset_normalizer\md__mypyc.cp37-win_amd64.pyd
- %TEMP%\_mei30242\cryptography\hazmat\bindings\_rust.pyd
- %TEMP%\_mei30242\libcrypto-1_1.dll
- %TEMP%\_mei30242\libssl-1_1.dll
- %TEMP%\_mei30242\psutil\_psutil_windows.pyd
- %TEMP%\_mei30242\api-ms-win-crt-heap-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-filesystem-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-environment-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-convert-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-conio-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-util-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-timezone-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-sysinfo-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-synch-l1-2-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-time-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-string-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-rtlsupport-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-profile-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-processthreads-l1-1-1.dll
- %TEMP%\_mei30242\api-ms-win-core-processthreads-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-processenvironment-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-namedpipe-l1-1-0.dll
- %TEMP%\_mei30242\pyexpat.pyd
- %TEMP%\_mei30242\base_library.zip
- %TEMP%\dnjhubmnnn\browser\history.txt
- %TEMP%\_mei30242\pywin32_system32\pywintypes37.dll
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\installer
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\license
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\metadata
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\record
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\wheel
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\top_level.txt
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\license.txt
- %TEMP%\_mei30242\python3.dll
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\metadata
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\record
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\wheel
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\entry_points.txt
- %TEMP%\dd_setup.txt
- %TEMP%\dnjhubmnnn\browser\cc's.txt
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\top_level.txt
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\wheel
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\record
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\metadata
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\license.bsd
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\license.apache
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\license
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\installer
- %TEMP%\_mei30242\certifi\cacert.pem
- %TEMP%\_mei30242\api-ms-win-core-memory-l1-1-0.dll
- %TEMP%\_mei30242\win32\win32wnet.pyd
- %TEMP%\_mei30242\win32\win32crypt.pyd
- %TEMP%\_mei30242\win32\win32api.pyd
- %TEMP%\_mei30242\unicodedata.pyd
- %TEMP%\_mei30242\ucrtbase.dll
- %TEMP%\_mei30242\sqlite3.dll
- %TEMP%\_mei30242\select.pyd
- %TEMP%\_mei30242\python37.dll
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\installer
- %TEMP%\_mei30242\api-ms-win-core-localization-l1-2-0.dll
- %TEMP%\_mei30242\api-ms-win-core-datetime-l1-1-0.dll
- %TEMP%\_mei30242\cryptodome\hash\_blake2b.pyd
- %TEMP%\_mei30242\cryptodome\hash\_blake2s.pyd
- %TEMP%\_mei30242\cryptodome\hash\_md2.pyd
- %TEMP%\_mei30242\cryptodome\hash\_md4.pyd
- %TEMP%\_mei30242\cryptodome\hash\_md5.pyd
- %TEMP%\_mei30242\cryptodome\hash\_ripemd160.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha224.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_cast.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha256.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha384.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha512.pyd
- %TEMP%\_mei30242\cryptodome\hash\_ghash_clmul.pyd
- %TEMP%\_mei30242\cryptodome\hash\_ghash_portable.pyd
- %TEMP%\_mei30242\cryptodome\hash\_keccak.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_ofb.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_ocb.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_eksblowfish.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_ecb.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_des3.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_des.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_ctr.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_cfb.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_cbc.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha1.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_blowfish.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_arc2.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_aesni.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_aes.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_pkcs1_decode.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_chacha20.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_salsa20.pyd
- %TEMP%\_mei30242\cryptodome\hash\_poly1305.pyd
- %TEMP%\_mei30242\pil\_imagingtk.cp37-win_amd64.pyd
- %TEMP%\_mei30242\api-ms-win-core-interlocked-l1-1-0.dll
- %TEMP%\_mei30242\cryptodome\publickey\_ec_ws.pyd
- %TEMP%\_mei30242\_multiprocessing.pyd
- %TEMP%\_mei30242\_queue.pyd
- %TEMP%\_mei30242\_socket.pyd
- %TEMP%\_mei30242\_sqlite3.pyd
- %TEMP%\_mei30242\_ssl.pyd
- %TEMP%\_mei30242\api-ms-win-core-console-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-debug-l1-1-0.dll
- %TEMP%\_mei30242\cryptodome\math\_modexp.pyd
- %TEMP%\_mei30242\api-ms-win-core-errorhandling-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-file-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-file-l1-2-0.dll
- %TEMP%\_mei30242\api-ms-win-core-file-l2-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-handle-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-heap-l1-1-0.dll
- %TEMP%\_mei30242\_lzma.pyd
- %TEMP%\_mei30242\_hashlib.pyd
- %TEMP%\_mei30242\_decimal.pyd
- %TEMP%\_mei30242\_ctypes.pyd
- %TEMP%\_mei30242\_cffi_backend.cp37-win_amd64.pyd
- %TEMP%\_mei30242\_bz2.pyd
- %TEMP%\_mei30242\vcruntime140_1.dll
- %TEMP%\_mei30242\vcruntime140.dll
- %TEMP%\_mei30242\pil\_webp.cp37-win_amd64.pyd
- %TEMP%\_mei30242\api-ms-win-core-libraryloader-l1-1-0.dll
- %TEMP%\_mei30242\pil\_imagingcms.cp37-win_amd64.pyd
- %TEMP%\_mei30242\pil\_imaging.cp37-win_amd64.pyd
- %TEMP%\_mei30242\cryptodome\util\_strxor.pyd
- %TEMP%\_mei30242\cryptodome\util\_cpuid_c.pyd
- %TEMP%\_mei30242\cryptodome\publickey\_x25519.pyd
- %TEMP%\_mei30242\cryptodome\publickey\_ed448.pyd
- %TEMP%\_mei30242\cryptodome\publickey\_ed25519.pyd
- %TEMP%\_mei30242\cryptodome\protocol\_scrypt.pyd
- %LOCALAPPDATA%\luna-logged-user.zip
Deletes the following files
- %TEMP%\_mei30242\api-ms-win-core-console-l1-1-0.dll
- %TEMP%\_mei30242\libcrypto-1_1.dll
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\wheel
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\top_level.txt
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\record
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\metadata
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\license
- %TEMP%\_mei30242\importlib_metadata-6.7.0.dist-info\installer
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\wheel
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\top_level.txt
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\record
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\metadata
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\license.bsd
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\license.apache
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\license
- %TEMP%\_mei30242\libssl-1_1.dll
- %TEMP%\_mei30242\cryptography-42.0.5.dist-info\installer
- %TEMP%\_mei30242\cryptodome\util\_strxor.pyd
- %TEMP%\_mei30242\cryptodome\util\_cpuid_c.pyd
- %TEMP%\_mei30242\cryptodome\publickey\_x25519.pyd
- %TEMP%\_mei30242\cryptodome\publickey\_ed448.pyd
- %TEMP%\_mei30242\cryptodome\publickey\_ed25519.pyd
- %TEMP%\_mei30242\cryptodome\publickey\_ec_ws.pyd
- %TEMP%\_mei30242\cryptodome\protocol\_scrypt.pyd
- %TEMP%\_mei30242\cryptodome\math\_modexp.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha512.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha384.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha256.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha224.pyd
- %TEMP%\_mei30242\cryptodome\hash\_sha1.pyd
- %TEMP%\_mei30242\cryptodome\hash\_ripemd160.pyd
- %TEMP%\_mei30242\cryptography\hazmat\bindings\_rust.pyd
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\license.txt
- %TEMP%\_mei30242\_sqlite3.pyd
- %TEMP%\_mei30242\pil\_imagingtk.cp37-win_amd64.pyd
- %TEMP%\_mei30242\_socket.pyd
- %TEMP%\_mei30242\_queue.pyd
- %TEMP%\_mei30242\_multiprocessing.pyd
- %TEMP%\_mei30242\_lzma.pyd
- %TEMP%\_mei30242\_hashlib.pyd
- %TEMP%\_mei30242\_decimal.pyd
- %TEMP%\_mei30242\_ctypes.pyd
- %TEMP%\_mei30242\_cffi_backend.cp37-win_amd64.pyd
- %TEMP%\_mei30242\_bz2.pyd
- %TEMP%\_mei30242\win32\win32wnet.pyd
- %TEMP%\_mei30242\win32\win32crypt.pyd
- %TEMP%\_mei30242\win32\win32api.pyd
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\wheel
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\record
- %TEMP%\_mei30242\cryptodome\hash\_poly1305.pyd
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\metadata
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\installer
- %TEMP%\_mei30242\wheel-0.42.0.dist-info\entry_points.txt
- %TEMP%\_mei30242\vcruntime140_1.dll
- %TEMP%\_mei30242\vcruntime140.dll
- %TEMP%\_mei30242\unicodedata.pyd
- %TEMP%\_mei30242\ucrtbase.dll
- %TEMP%\_mei30242\sqlite3.dll
- %TEMP%\_mei30242\select.pyd
- %TEMP%\_mei30242\pywin32_system32\pywintypes37.dll
- %TEMP%\_mei30242\python37.dll
- %TEMP%\_mei30242\python3.dll
- %TEMP%\_mei30242\pyexpat.pyd
- %TEMP%\_mei30242\psutil\_psutil_windows.pyd
- %TEMP%\_mei30242\pil\_webp.cp37-win_amd64.pyd
- %TEMP%\_mei30242\pil\_imaging.cp37-win_amd64.pyd
- %TEMP%\_mei30242\pil\_imagingcms.cp37-win_amd64.pyd
- %TEMP%\_mei30242\cryptodome\hash\_md5.pyd
- %TEMP%\_mei30242\api-ms-win-crt-runtime-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-locale-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-heap-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-filesystem-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-environment-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-convert-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-conio-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-util-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-timezone-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-sysinfo-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-synch-l1-2-0.dll
- %TEMP%\_mei30242\api-ms-win-core-synch-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-string-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-rtlsupport-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-profile-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-math-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-processthreads-l1-1-1.dll
- %TEMP%\_mei30242\api-ms-win-core-processenvironment-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-namedpipe-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-memory-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-localization-l1-2-0.dll
- %TEMP%\_mei30242\api-ms-win-core-libraryloader-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-interlocked-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-heap-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-handle-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-file-l2-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-file-l1-2-0.dll
- %TEMP%\_mei30242\api-ms-win-core-file-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-errorhandling-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-debug-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-datetime-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-core-processthreads-l1-1-0.dll
- %TEMP%\_mei30242\cryptodome\cipher\_raw_cast.pyd
- %TEMP%\_mei30242\cryptodome\hash\_md2.pyd
- %TEMP%\_mei30242\api-ms-win-crt-stdio-l1-1-0.dll
- %TEMP%\_mei30242\cryptodome\hash\_keccak.pyd
- %TEMP%\_mei30242\cryptodome\hash\_ghash_portable.pyd
- %TEMP%\_mei30242\cryptodome\hash\_ghash_clmul.pyd
- %TEMP%\_mei30242\cryptodome\hash\_blake2s.pyd
- %TEMP%\_mei30242\cryptodome\hash\_blake2b.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_salsa20.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_ofb.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_ocb.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_eksblowfish.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_ecb.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_des3.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_des.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_ctr.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_cfb.pyd
- %TEMP%\_mei30242\cryptodome\hash\_md4.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_cbc.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_blowfish.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_arc2.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_aesni.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_raw_aes.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_pkcs1_decode.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_chacha20.pyd
- %TEMP%\_mei30242\cryptodome\cipher\_arc4.pyd
- %TEMP%\_mei30242\charset_normalizer\md__mypyc.cp37-win_amd64.pyd
- %TEMP%\_mei30242\charset_normalizer\md.cp37-win_amd64.pyd
- %TEMP%\_mei30242\certifi\cacert.pem
- %TEMP%\_mei30242\base_library.zip
- %TEMP%\_mei30242\api-ms-win-crt-utility-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-time-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-string-l1-1-0.dll
- %TEMP%\_mei30242\api-ms-win-crt-process-l1-1-0.dll
- %TEMP%\_mei30242\_ssl.pyd
Network activity
Connects to
- 'ra#.####ubusercontent.com':443
- 'di##ord.com':443
TCP
Other
- 'ra#.####ubusercontent.com':443
- 'di##ord.com':443
UDP
- DNS ASK ra#.####ubusercontent.com
- DNS ASK di##ord.com
Miscellaneous
Creates and executes the following
- '<SYSTEM32>\cmd.exe' /c "powershell.exe Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAcc...' (with hidden window)
Restarts the analyzed sample
Executes the following
- '<SYSTEM32>\cmd.exe' /c "powershell.exe Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAcc...
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -command "Set-MpPreference -ExclusionExtension '.exe'"
