Ultrasurf.exe ~upd~

| | Legitimate ultrasurf.exe | Fake/Malware | | :--- | :--- | :--- | | File Size | ~1–2 MB | Over 5 MB or under 500 KB | | Digital Signature | Signed by "UltraReach Internet Corp" | Unsigned or fake signer | | Network Behavior | Connects only to ports 80, 443, 9666 | Connects to IRC, unknown C2 servers | | Persistence | No registry changes (portable) | Adds startup entries, scheduled tasks | | Browser Changes | Only proxy settings | Changes homepage, installs extensions |

Related search suggestions: (I'll provide a few terms to help you refine follow-up searches.) ultrasurf.exe

To bypass firewalls that restrict access to gaming sites or streaming services. | | Legitimate ultrasurf