Trojan.Ransomlock.AA

Risk Level 1: Very Low

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Discovered:: November 29, 2012
Updated:: November 29, 2012 4:15:26 PM
Type:: Trojan
Systems Affected:: Windows 2000, Windows 7, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP

Trojan.Ransomlock.AA is a Trojan horse that locks the desktop making the computer unusable. It then asks the user to pay to have it unlocked.

For more information, please see the following resource:
Trojan.Ransomlock

Antivirus Protection Dates

Initial Rapid Release version November 29, 2012 revision 007
Latest Rapid Release version March 4, 2013 revision 040
Initial Daily Certified version November 29, 2012 revision 009
Latest Daily Certified version March 4, 2013 revision 048
Initial Weekly Certified release date December 5, 2012

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: Medium
Payload: Asks the user to pay to unlock the computer.
Causes System Instability: Locks the desktop.

Distribution

Distribution Level: Low

Writeup By: Alan Neville

Technical Details

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