Trojan detection and removal (BackDoor.Win32.Pigeon.gno)

Sax2 tutorials

Trojan different from the virus, usually does not infect documents, Trojans are often used to gain backdoor access, steal passwords and important documents. It can also be used to track and monitor computer, control, view, edit information and other operations. Trojans are highly concealed, sudden and offensive. Because the Trojans are highly concealed, people often aware that they infected with it after passwords stolen, confidential documents missing. The following is the introduction of how to detect whether your machine infected with a Trojan horse, and how to remove and protect Trojan.

1. Detects Trojan (BackDoor.Win32.Pigeon.gno)

The communication between client and server of Trojan is usually with TCP, UDP and ICMP protocol. Sax2 from Ax3soft is based on the analysis of protocol and can accurate tracking network connecting conversation and reorganize the TCP / IP data of the communication. When it detect that your network in the risk of Trojans, it will immediately suspended or interference with communications of Trojan to protect your network from attack. Why not have a try? Sax2 will immediately upgrade it’s Security Policy Knowledge Base after finished installation. Below will introduce how to use Sax2 to detect whether your system has infected of the Trojan – gray pigeons.

First of all, launch and run Sax2, switch to “EVENTS” pages. If there is gray pigeons communication in your network, Sax2 will immediately report and interrupt Trojan communications. See the picture:

2. Remove Trojan

According to the detected suspicion address listed the Event log you can find the computer virus gray pigeons. In the previous picture, the source address “” is the Gray Pigeon in the Network Address.

3. How to prevent the gray pigeons Trojan infection

A. Never execute programs unless they are from a trusted source.  

B. Never open e-mail attachments unless you know who they’re from, especially attachments with the extensions .exe, .ink and .vbs.  

C. Update your antivirus and security software on a regular basis.  

D. Install patches and security updates for your Operating System and application programs as they become available.  

E. Beware of homemade CDs and floppy disks. If you plan to use these disks in your computer, scan them with your anti-virus software first.  

F. Never accept programs transferred by instant messaging applications.

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