Trojan.Ransomlock.U

Risk Level 1: Very Low

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Discovered:: October 3, 2012
Updated:: October 26, 2012 2:35:08 PM
Type:: Trojan
Systems Affected:: Windows 2000, Windows 7, Windows NT, Windows Vista, Windows XP

Trojan.Ransomlock.U 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 October 3, 2012 revision 008
Latest Rapid Release version May 20, 2013 revision 009
Initial Daily Certified version October 3, 2012 revision 019
Latest Daily Certified version May 20, 2013 revision 017
Initial Weekly Certified release date October 3, 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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