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Obfuscating, bifurcating, escalating and mitigating on 64-bit

13

Jul

2012

With the growth in adoption of 64-bit architectures and associated operating systems, we’re seeing the usual malicious suspects following the trend. We have seen variants of several families, including Alureon, Koobface, Sirefef and Ursnif targeting this platform. These families adopt various techniques to prevent their detection and removal, one of which is obfuscation. Let’s take […]

Category General Written by Microsoft Malware Protection Center 0 Comments

Cleartrip.com Infected with Blackhole Exploit Kit.

28

Jun

2012

Cleartrip is used for booking flights, hotels and IRCTC Indian Railways tickets in India. It is a leading online booking portal. Recently, I was searching flight information on www.cleartrip.com and my desktop antivirus delivered the following alert: Infection alert of AVG antivirus. AVG had detected a Blackhole exploit on the following page: hxxp://www.cleartrip.com/eadserver/delivery/afr.php?zoneid=43&target=_blank&cb=0.027297518110020458 Let’s take […]

Category Security Written by Zscaler Research 0 Comments

PDF exploits targeted through Blackhole exploit kits.

10

Apr

2012

PDF exploits have been targeted by Blackhole exploit kits for some time now. The Blackhole exploit kit will deliver various malicious PDF files to a user if the victim is running a potentially vulnerable version of Adobe Reader. When these PDFs are opened through Adobe Reader, a known vulnerability is exploited which will then compromise […]

Category Security Written by Zscaler Research 0 Comments

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Obfuscating, bifurcating, escalating and mitigating on 64-bit

Cleartrip.com Infected with Blackhole Exploit Kit.

PDF exploits targeted through Blackhole exploit kits.

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