Backdoor.Bifrose

Risk Level 1: Very Low

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Discovered:: October 12, 2004
Updated:: October 12, 2004 1:44:30 PM
Type:: Trojan
Infection Length:: 72,397 bytes
Systems Affected:: Windows 98, Windows 95, Windows XP, Windows Me, Windows NT, Windows 2000

Backdoor.Bifrose is a Trojan horse that uses a back door server to send information to a remote server. It then uploads one or more files and runs them on the compromised computer.

Antivirus Protection Dates

Initial Rapid Release version October 12, 2004
Latest Rapid Release version February 12, 2012 revision 025
Initial Daily Certified version October 12, 2004
Latest Daily Certified version February 12, 2012 revision 017
Initial Weekly Certified release date October 13, 2004

Click for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

Wild Level: Low
Number of Infections: 0 - 49
Number of Sites: 0 - 2
Geographical Distribution: Low
Threat Containment: Easy
Removal: Moderate

Damage

Damage Level: Medium
Payload: Downloads and executes files.
Releases Confidential Info: Collects system information and sends it to the hacker.

Distribution

Distribution Level: Low
Ports: TCP port 1971

Writeup By: Candid Wueest

Technical Details

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Internet Security Threat Report, Volume 16