| Port No | 7789 |
| Service Name | ICKiller |
| RFC Doc | 0 |
| Protocol | TCP |
| Description | Works on Windows 95 and 98, together with ICQ. Does not work with ICQ 99. |
| Reference Link | ICKiller Trojan |
| Attack | It autoloads the Registry: HLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ It does the following : 1. DoS tool 2.ICQ trojan / Steals passwords (?) Can be used to flood a chanel with thousands of messages |
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