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
Reads files which store third party applications passwords
- %LOCALAPPDATA%\google\chrome\user data\default\login data
- %LOCALAPPDATA%\google\chrome\user data\default\web data
- %LOCALAPPDATA%\microsoft\edge\user data\default\login data
- %LOCALAPPDATA%\microsoft\edge\user data\default\web data
- %APPDATA%\opera software\opera stable\login data
Modifies file system
Creates the following files
- %TEMP%\_mei25762\cryptodome\cipher\_arc4.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_salsa20.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_chacha20.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_pkcs1_decode.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_aes.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_aesni.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_arc2.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_blowfish.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_cast.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_cbc.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_cfb.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_ctr.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_des.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_des3.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_ecb.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_eksblowfish.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_ocb.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_ofb.pyd
- %TEMP%\_mei25762\cryptodome\hash\_blake2b.pyd
- %TEMP%\_mei25762\cryptodome\hash\_blake2s.pyd
- %TEMP%\_mei25762\cryptodome\hash\_md2.pyd
- %TEMP%\_mei25762\cryptodome\hash\_md4.pyd
- %TEMP%\_mei25762\cryptodome\hash\_md5.pyd
- %TEMP%\_mei25762\cryptodome\hash\_ripemd160.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha1.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha224.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha256.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha384.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha512.pyd
- %TEMP%\_mei25762\cryptodome\hash\_ghash_clmul.pyd
- %TEMP%\_mei25762\cryptodome\hash\_ghash_portable.pyd
- %TEMP%\_mei25762\cryptodome\hash\_keccak.pyd
- %TEMP%\_mei25762\cryptodome\hash\_poly1305.pyd
- %TEMP%\_mei25762\cryptodome\math\_modexp.pyd
- %TEMP%\_mei25762\cryptodome\protocol\_scrypt.pyd
- %TEMP%\_mei25762\cryptodome\publickey\_ec_ws.pyd
- %TEMP%\_mei25762\cryptodome\publickey\_ed25519.pyd
- %TEMP%\_mei25762\cryptodome\publickey\_ed448.pyd
- %TEMP%\_mei25762\cryptodome\publickey\_x25519.pyd
- %TEMP%\_mei25762\cryptodome\util\_cpuid_c.pyd
- %TEMP%\_mei25762\cryptodome\util\_strxor.pyd
- %TEMP%\_mei25762\pil\_imaging.cp312-win_amd64.pyd
- %TEMP%\_mei25762\pil\_imagingcms.cp312-win_amd64.pyd
- %TEMP%\_mei25762\pil\_imagingtk.cp312-win_amd64.pyd
- %TEMP%\_mei25762\pil\_webp.cp312-win_amd64.pyd
- %TEMP%\_mei25762\vcruntime140.dll
- %TEMP%\_mei25762\vcruntime140_1.dll
- %TEMP%\_mei25762\_asyncio.pyd
- %TEMP%\_mei25762\_bz2.pyd
- %TEMP%\_mei25762\_cffi_backend.cp312-win_amd64.pyd
- %TEMP%\_mei25762\_ctypes.pyd
- %TEMP%\_mei25762\_decimal.pyd
- %TEMP%\_mei25762\_hashlib.pyd
- %TEMP%\_mei25762\_lzma.pyd
- %TEMP%\_mei25762\_multiprocessing.pyd
- %TEMP%\_mei25762\_overlapped.pyd
- %TEMP%\_mei25762\_queue.pyd
- %TEMP%\_mei25762\_socket.pyd
- %TEMP%\_mei25762\_sqlite3.pyd
- %TEMP%\_mei25762\_ssl.pyd
- %TEMP%\_mei25762\_uuid.pyd
- %TEMP%\_mei25762\_wmi.pyd
- %TEMP%\_mei25762\base_library.zip
- %TEMP%\_mei25762\certifi\cacert.pem
- %TEMP%\_mei25762\charset_normalizer\md.cp312-win_amd64.pyd
- %TEMP%\_mei25762\charset_normalizer\md__mypyc.cp312-win_amd64.pyd
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\installer
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\license
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\license.apache
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\license.bsd
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\metadata
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\record
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\wheel
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\top_level.txt
- %TEMP%\_mei25762\cryptography\hazmat\bindings\_rust.pyd
- %TEMP%\_mei25762\libcrypto-3.dll
- %TEMP%\_mei25762\libffi-8.dll
- %TEMP%\_mei25762\libssl-3.dll
- %TEMP%\_mei25762\psutil\_psutil_windows.pyd
- %TEMP%\_mei25762\pyexpat.pyd
- %TEMP%\_mei25762\python3.dll
- %TEMP%\_mei25762\python312.dll
- %TEMP%\_mei25762\pywin32_system32\pywintypes312.dll
- %TEMP%\_mei25762\select.pyd
- %TEMP%\_mei25762\sqlite3.dll
- %TEMP%\_mei25762\unicodedata.pyd
- %TEMP%\_mei25762\win32\win32api.pyd
- %TEMP%\_mei25762\win32\win32crypt.pyd
- %TEMP%\dd_setup.txt
- %TEMP%\vh30xied26\browser\cc's.txt
- %TEMP%\vh30xied26\browser\history.txt
- %TEMP%\vh30xied26\clipboard\clipboard.txt
- %LOCALAPPDATA%\luna-logged-user.zip
- nul
Deletes following files that it created itself
- %TEMP%\_mei25762\base_library.zip
- %TEMP%\_mei25762\certifi\cacert.pem
- %TEMP%\_mei25762\charset_normalizer\md.cp312-win_amd64.pyd
- %TEMP%\_mei25762\charset_normalizer\md__mypyc.cp312-win_amd64.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_arc4.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_chacha20.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_pkcs1_decode.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_aes.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_aesni.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_arc2.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_blowfish.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_cast.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_cbc.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_cfb.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_ctr.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_des.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_des3.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_ecb.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_eksblowfish.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_ocb.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_raw_ofb.pyd
- %TEMP%\_mei25762\cryptodome\cipher\_salsa20.pyd
- %TEMP%\_mei25762\cryptodome\hash\_blake2b.pyd
- %TEMP%\_mei25762\cryptodome\hash\_blake2s.pyd
- %TEMP%\_mei25762\cryptodome\hash\_ghash_clmul.pyd
- %TEMP%\_mei25762\cryptodome\hash\_ghash_portable.pyd
- %TEMP%\_mei25762\cryptodome\hash\_keccak.pyd
- %TEMP%\_mei25762\cryptodome\hash\_md2.pyd
- %TEMP%\_mei25762\cryptodome\hash\_md4.pyd
- %TEMP%\_mei25762\cryptodome\hash\_md5.pyd
- %TEMP%\_mei25762\cryptodome\hash\_poly1305.pyd
- %TEMP%\_mei25762\cryptodome\hash\_ripemd160.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha1.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha224.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha256.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha384.pyd
- %TEMP%\_mei25762\cryptodome\hash\_sha512.pyd
- %TEMP%\_mei25762\cryptodome\math\_modexp.pyd
- %TEMP%\_mei25762\cryptodome\protocol\_scrypt.pyd
- %TEMP%\_mei25762\cryptodome\publickey\_ec_ws.pyd
- %TEMP%\_mei25762\cryptodome\publickey\_ed25519.pyd
- %TEMP%\_mei25762\cryptodome\publickey\_ed448.pyd
- %TEMP%\_mei25762\cryptodome\publickey\_x25519.pyd
- %TEMP%\_mei25762\cryptodome\util\_cpuid_c.pyd
- %TEMP%\_mei25762\cryptodome\util\_strxor.pyd
- %TEMP%\_mei25762\cryptography\hazmat\bindings\_rust.pyd
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\installer
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\license
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\license.apache
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\license.bsd
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\metadata
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\record
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\top_level.txt
- %TEMP%\_mei25762\cryptography-41.0.7.dist-info\wheel
- %TEMP%\_mei25762\libcrypto-3.dll
- %TEMP%\_mei25762\libffi-8.dll
- %TEMP%\_mei25762\libssl-3.dll
- %TEMP%\_mei25762\pil\_imaging.cp312-win_amd64.pyd
- %TEMP%\_mei25762\pil\_imagingcms.cp312-win_amd64.pyd
- %TEMP%\_mei25762\pil\_imagingtk.cp312-win_amd64.pyd
- %TEMP%\_mei25762\pil\_webp.cp312-win_amd64.pyd
- %TEMP%\_mei25762\psutil\_psutil_windows.pyd
- %TEMP%\_mei25762\pyexpat.pyd
- %TEMP%\_mei25762\python3.dll
- %TEMP%\_mei25762\python312.dll
- %TEMP%\_mei25762\pywin32_system32\pywintypes312.dll
- %TEMP%\_mei25762\select.pyd
- %TEMP%\_mei25762\sqlite3.dll
- %TEMP%\_mei25762\unicodedata.pyd
- %TEMP%\_mei25762\vcruntime140.dll
- %TEMP%\_mei25762\vcruntime140_1.dll
- %TEMP%\_mei25762\win32\win32api.pyd
- %TEMP%\_mei25762\win32\win32crypt.pyd
- %TEMP%\_mei25762\_asyncio.pyd
- %TEMP%\_mei25762\_bz2.pyd
- %TEMP%\_mei25762\_cffi_backend.cp312-win_amd64.pyd
- %TEMP%\_mei25762\_ctypes.pyd
- %TEMP%\_mei25762\_decimal.pyd
- %TEMP%\_mei25762\_hashlib.pyd
- %TEMP%\_mei25762\_lzma.pyd
- %TEMP%\_mei25762\_multiprocessing.pyd
- %TEMP%\_mei25762\_overlapped.pyd
- %TEMP%\_mei25762\_queue.pyd
- %TEMP%\_mei25762\_socket.pyd
- %TEMP%\_mei25762\_sqlite3.pyd
- %TEMP%\_mei25762\_ssl.pyd
- %TEMP%\_mei25762\_uuid.pyd
- %TEMP%\_mei25762\_wmi.pyd
Network activity
UDP
- DNS ASK ra#.####ubusercontent.com
- DNS ASK di##ord.com
Miscellaneous
Restarts the analyzed sample
Executes the following
- '<SYSTEM32>\cmd.exe' /c "netsh wlan show profiles"
- '<SYSTEM32>\cmd.exe' /c "powershell Get-Clipboard"
- '<SYSTEM32>\cmd.exe' /c "powershell.exe Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAcc...
- '<SYSTEM32>\netsh.exe' wlan show profiles
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' Get-Clipboard
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -command "Set-MpPreference -ExclusionExtension '.exe'"
- '<SYSTEM32>\cmd.exe' /c "ping localhost -n 3 > NUL && del /F "<Full path to file>""
- '<SYSTEM32>\ping.exe' localhost -n 3
- '<SYSTEM32>\cmd.exe' /c "netsh wlan show profiles"' (with hidden window)
- '<SYSTEM32>\cmd.exe' /c "powershell Get-Clipboard"' (with hidden window)
- '<SYSTEM32>\cmd.exe' /c "powershell.exe Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAcc...' (with hidden window)
- '<SYSTEM32>\cmd.exe' /c "ping localhost -n 3 > NUL && del /F "<Full path to file>""' (with hidden window)