WORM: Fizzer IRC BackDoor Infection (1)
This signature detects connection attempts to one of the 124 IRC channels hard-coded into the Fizzer worm. If detected, this is a likely sign of a Fizzer worm infection. An attacker can use the IRC client, built into Fizzer, to remotely control infected machines.
Extended Description
Fizzer is a worm that infects Windows operating systems, spreads by e-mail, records keystrokes, attempts to update itself, creates IRC bots, and may act as a primitive backdoor. It can act as a web server to receive certain commands from controlling servers or attackers.
Short Name
WORM:FIZZER:IRC-CHAN-1
Severity
Critical
Recommended
False
Recommended Action
Drop
Category
WORM
Keywords
(1) BackDoor Fizzer IRC Infection
Release Date
05/16/2003
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3375
False Positive
Unknown