TROJAN: PhaseZero Server Response

This signature detects TCP packets sent from local server port 555 to a remote port. This can indicate the system is responding to an attacker to confirm successful installation of the Trojan Phase Zero. Phase Zero is a remote administration Trojan, which allows attackers to access data and gain control over some functions on remote Microsoft Windows systems.

Extended Description

Phase Zero is a Trojan that infects Windows operating systems and allows a remote attacker to take control of the infected victim.

Short Name
TROJAN:PHASEZERO:SERVER-RES
Severity
Major
Recommended
False
Recommended Action
Drop
Category
TROJAN
Keywords
CVE-1999-0660 PhaseZero Response Server
Release Date
04/22/2003
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
3324
Port
TCP/555
False Positive
Unknown
CVSS Score

8.8

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