Win32/Fasong.I (file analysis)

The Win32/Fasong.I is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

What Win32/Fasong.I virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• Dynamic (imported) function loading detected
• Enumerates running processes
• Reads data out of its own binary image
• Manipulates data from or to the Recycle Bin
• Drops a binary and executes it
• Unconventionial language used in binary resources: Chinese (Simplified)
• The binary contains an unknown PE section name indicative of packing
• Executable file is packed/obfuscated with ASPack
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Installs itself for autorun at Windows startup
• Installs itself for autorun at Windows startup
• Created a service that was not started
• Anomalous binary characteristics

How to determine Win32/Fasong.I?

File Info:
name: E5D234E1D19D6EB616A9.mlwpath: /opt/CAPEv2/storage/binaries/7d77d5e7553add9ce281661c56923899f800e13b7a9b952aa9d9d0b8e314bc45crc32: 0D3A5C51md5: e5d234e1d19d6eb616a90b271eefb6easha1: 7e55423b47dc34f40c1b41a601b077b02ef189b9sha256: 7d77d5e7553add9ce281661c56923899f800e13b7a9b952aa9d9d0b8e314bc45sha512: 1c7e92fd7e25d9a2b076e5099dc6bcf1cf50190b37069323515f25487b76bfba6ec9710964b0a831d4143ad21bbfe595b69988732a1922c883d6938383fedc77ssdeep: 6144:qb9iXkv6DOSCyJFDVhtc9HZlXqBLLXP1MxHnb9iXkv6DOSCyJFDVhtc9HZlXqBLQ:qb9EkKFFXtIHCjeHb9EkKFFXtIHCjetype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T199A412E7478560BDCED880340B6F3E691757B15E0B681BD0E2D5DABC3E2A30AF891617sha3_384: 3be3b2a2634f5727dc3fb164c4d9b404840c8ff20b699076660f73819d389c7ce3d48b4fc6559b10b1f14040fa29b7fcep_bytes: 60e803000000e9eb045d4555c3e80100timestamp: 1992-06-19 22:22:17
Version Info:
0: [No Data]

Win32/Fasong.I also known as:

How to remove Win32/Fasong.I?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.