Infostealer.BStroj

Risk Level 1: Very Low

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Discovered:: September 25, 2002
Updated:: February 13, 2007 11:49:11 AM
Also Known As:: Trojan.PSW.BStroj.19 [AVP], PWSteal.BStroj
Type:: Trojan Horse
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

Infostealer.BStroj is password-stealing Trojan horse. It collects user passwords for MSN Messenger or Yahoo! Messenger and sends them to the hacker. Infostealer.BStroj is written in Microsoft Visual Basic version 6.

Note: Definitions prior to May 10, 2006 may detect this threat as PWSteal.BStroj.

Antivirus Protection Dates

Initial Rapid Release version September 25, 2002
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version September 25, 2002
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date September 25, 2002

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: Easy

Damage

Damage Level: Low

Distribution

Distribution Level: Low

Writeup By: Kaoru Hayashi

Technical Details

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Internet Security Threat Report, Volume 16