Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <SYSTEM32>\tasks\weatherupdatetask
Modifies file system
Creates the following files
- %TEMP%\_mei55482\asl.dll
- %TEMP%\_mei55482\corefoundation.dll
- %TEMP%\_mei55482\coregraphics.dll
- %TEMP%\_mei55482\crypto\cipher\_arc4.pyd
- %TEMP%\_mei55482\crypto\cipher\_salsa20.pyd
- %TEMP%\_mei55482\crypto\cipher\_chacha20.pyd
- %TEMP%\_mei55482\crypto\cipher\_pkcs1_decode.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_aes.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_aesni.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_arc2.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_blowfish.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_cast.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_cbc.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_cfb.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_ctr.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_des.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_des3.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_ecb.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_eksblowfish.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_ocb.pyd
- %TEMP%\_mei55482\crypto\cipher\_raw_ofb.pyd
- %TEMP%\_mei55482\crypto\hash\_blake2b.pyd
- %TEMP%\_mei55482\crypto\hash\_blake2s.pyd
- %TEMP%\_mei55482\crypto\hash\_md2.pyd
- %TEMP%\_mei55482\crypto\hash\_md4.pyd
- %TEMP%\_mei55482\crypto\hash\_md5.pyd
- %TEMP%\_mei55482\crypto\hash\_ripemd160.pyd
- %TEMP%\_mei55482\crypto\hash\_sha1.pyd
- %TEMP%\_mei55482\crypto\hash\_sha224.pyd
- %TEMP%\_mei55482\crypto\hash\_sha256.pyd
- %TEMP%\_mei55482\crypto\hash\_sha384.pyd
- %TEMP%\_mei55482\crypto\hash\_sha512.pyd
- %TEMP%\_mei55482\crypto\hash\_ghash_clmul.pyd
- %TEMP%\_mei55482\crypto\hash\_ghash_portable.pyd
- %TEMP%\_mei55482\crypto\hash\_keccak.pyd
- %TEMP%\_mei55482\crypto\hash\_poly1305.pyd
- %TEMP%\_mei55482\crypto\math\_modexp.pyd
- %TEMP%\_mei55482\crypto\protocol\_scrypt.pyd
- %TEMP%\_mei55482\crypto\publickey\_ec_ws.pyd
- %TEMP%\_mei55482\crypto\publickey\_ed25519.pyd
- %TEMP%\_mei55482\crypto\publickey\_ed448.pyd
- %TEMP%\_mei55482\crypto\publickey\_x25519.pyd
- %TEMP%\_mei55482\crypto\util\_cpuid_c.pyd
- %TEMP%\_mei55482\crypto\util\_strxor.pyd
- %TEMP%\_mei55482\msvcp100.dll
- %TEMP%\_mei55482\msvcp140.dll
- %TEMP%\_mei55482\msvcr100.dll
- %TEMP%\_mei55482\vcruntime140.dll
- %TEMP%\_mei55482\vcruntime140_1.dll
- %TEMP%\_mei55482\_asyncio.pyd
- %TEMP%\_mei55482\_bz2.pyd
- %TEMP%\_mei55482\_cffi_backend.cp310-win_amd64.pyd
- %TEMP%\_mei55482\_ctypes.pyd
- %TEMP%\_mei55482\_decimal.pyd
- %TEMP%\_mei55482\_hashlib.pyd
- %TEMP%\_mei55482\_lzma.pyd
- %TEMP%\_mei55482\_multiprocessing.pyd
- %TEMP%\_mei55482\_overlapped.pyd
- %TEMP%\_mei55482\_queue.pyd
- %TEMP%\_mei55482\_socket.pyd
- %TEMP%\_mei55482\_sqlite3.pyd
- %TEMP%\_mei55482\_ssl.pyd
- %TEMP%\_mei55482\_uuid.pyd
- %TEMP%\_mei55482\api-ms-win-core-console-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-datetime-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-debug-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-errorhandling-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-file-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-file-l1-2-0.dll
- %TEMP%\_mei55482\api-ms-win-core-file-l2-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-handle-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-heap-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-interlocked-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-libraryloader-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-localization-l1-2-0.dll
- %TEMP%\_mei55482\api-ms-win-core-memory-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-namedpipe-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-processenvironment-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-processthreads-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-processthreads-l1-1-1.dll
- %TEMP%\_mei55482\api-ms-win-core-profile-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-rtlsupport-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-string-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-synch-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-synch-l1-2-0.dll
- %TEMP%\_mei55482\api-ms-win-core-sysinfo-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-timezone-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-core-util-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-conio-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-convert-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-environment-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-filesystem-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-heap-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-locale-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-math-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-process-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-runtime-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-stdio-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-string-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-time-l1-1-0.dll
- %TEMP%\_mei55482\api-ms-win-crt-utility-l1-1-0.dll
- %TEMP%\_mei55482\base_library.zip
- %TEMP%\_mei55482\certifi\cacert.pem
- %TEMP%\_mei55482\icudt62.dll
- %TEMP%\_mei55482\importlib_metadata-8.4.0.dist-info\installer
- %TEMP%\_mei55482\importlib_metadata-8.4.0.dist-info\license
- %TEMP%\_mei55482\importlib_metadata-8.4.0.dist-info\metadata
- %TEMP%\_mei55482\importlib_metadata-8.4.0.dist-info\record
- %TEMP%\_mei55482\importlib_metadata-8.4.0.dist-info\wheel
- %TEMP%\_mei55482\importlib_metadata-8.4.0.dist-info\top_level.txt
- %TEMP%\_mei55482\libcrypto-1_1.dll
- %TEMP%\_mei55482\libdispatch.dll
- %TEMP%\_mei55482\libffi-7.dll
- %TEMP%\_mei55482\libicuin.dll
- %TEMP%\_mei55482\libicuuc.dll
- %TEMP%\_mei55482\libssl-1_1.dll
- %TEMP%\_mei55482\markupsafe\_speedups.cp310-win_amd64.pyd
- %TEMP%\_mei55482\objc.dll
- %TEMP%\_mei55482\psutil\_psutil_windows.pyd
- %TEMP%\_mei55482\pyexpat.pyd
- %TEMP%\_mei55482\python3.dll
- %TEMP%\_mei55482\python310.dll
- %TEMP%\_mei55482\select.pyd
- %TEMP%\_mei55482\setuptools-65.5.0.dist-info\installer
- %TEMP%\_mei55482\setuptools-65.5.0.dist-info\license
- %TEMP%\_mei55482\setuptools-65.5.0.dist-info\metadata
- %TEMP%\_mei55482\setuptools-65.5.0.dist-info\record
- %TEMP%\_mei55482\setuptools-65.5.0.dist-info\wheel
- %TEMP%\_mei55482\setuptools-65.5.0.dist-info\entry_points.txt
- %TEMP%\_mei55482\setuptools-65.5.0.dist-info\top_level.txt
- %TEMP%\_mei55482\sqlite3.dll
- %TEMP%\_mei55482\ucrtbase.dll
- %TEMP%\_mei55482\unicodedata.pyd
- %TEMP%\mks5lu08
- %TEMP%\<File name>.exe
- %TEMP%\print.png
Deletes following files that it created itself
- %TEMP%\mks5lu08
Network activity
Connects to
- 'pa###bin.com':443
- 'wa##.money':443
TCP
Other
- 'pa###bin.com':443
- 'wa##.money':443
UDP
- DNS ASK pa###bin.com
- DNS ASK wa##.money
Miscellaneous
Restarts the analyzed sample
Executes the following
- '<SYSTEM32>\cmd.exe' /c "ver"
- '<SYSTEM32>\cmd.exe' /c "schtasks /create /tn WeatherUpdateTask /tr "%TEMP%\<File name>.exe" /sc daily /st 10:30 /f"
- '<SYSTEM32>\schtasks.exe' /create /tn WeatherUpdateTask /tr "%TEMP%\<File name>.exe" /sc daily /st 10:30 /f
- '<SYSTEM32>\cmd.exe' /c "ver"' (with hidden window)
- '<SYSTEM32>\cmd.exe' /c "schtasks /create /tn WeatherUpdateTask /tr "%TEMP%\<File name>.exe" /sc daily /st 10:30 /f"' (with hidden window)