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Ransomware Takes MBR Hostage

12

Apr

2012

We have encountered a ransomware unlike other variants that we have seen previously. A typical ransomware encrypts files or restricts user access to the infected system. However, we found that this particular variant infects the Master Boot Record (MBR), preventing the operating system from loading. Based on our analysis, this malware copies the original MBR […]

Category General Written by TrendLabs 0 Comments

New banking Trojan horses and other events in January 2012

01

Feb

2012

The first month of this leap year did not offer any major surprises in terms of information security. However, Doctor Web’s anti-virus laboratory received samples of several new banking Trojan horses that turned out to be rather unusual. In addition, a new technique for distributing malicious links was discovered. Virus threats in January The file […]

Category General Written by Virus alerts 0 Comments

BIOS threat is showing up again!

09

Sep

2011

There are more and more known viruses that infect the MBR (Master Boot Record). Symantec Security Response has published a blog to demonstrate this trend last month. However, we seldom confront with one that infects the BIOS. One of them is the notorious CIH appeared in 1999, which infected the computer BIOS and thus harmed a […]

Category General Written by Symantec Security Response Blog 0 Comments

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Ransomware Takes MBR Hostage

New banking Trojan horses and other events in January 2012

BIOS threat is showing up again!

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