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Flame: Before and After KB2718704

05

Jun

2012

You probably know Microsoft issued security advisory KB2718704 to revoke Microsoft certificates present in the certificate chain of a signed Flame component.Here are some screenshots of the signature of this Flame component (WuSetupV.exe).Before revocation:After revocation:

Category Security Written by Didier Stevens 0 Comments

Piecing the malware puzzle – Exploring a spike in exploit activity

21

Mar

2012

In this post, we explore a telemetry spike in Java/OpenConnection and CVE-2011-3544 exploit activity. While reviewing user feedback from the Microsoft Malware Protection Center recently, we noticed an unprecedented amount of feedback on one particular Java/OpenConnection variant — TrojanDownloader:Java/OpenConnection.PK. Such interest in this type of Java applet-based exploit is quite unusual, and prompted us to investigate […]

Category General Written by Microsoft Malware Protection Center 0 Comments

Android.Anzhu-new backdoor for Android devices

28

Feb

2012

The Russian anti-virus vendor Doctor Web warns Internet users of a new backdoor for Android. Android.Anzhu can implement a variety of directives received from a remote server, covertly install other applications and change browser bookmarks. Android.Anzhu is distributed from Chinese sites offering free software for Android. The backdoor is built into the legitimate program Screen […]

Category General Written by Virus alerts 0 Comments

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Flame: Before and After KB2718704

Piecing the malware puzzle – Exploring a spike in exploit activity

Android.Anzhu-new backdoor for Android devices

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