BitDefender E-threat report: PDF exploits are the currently most dangerous pests Holzwickede, 01 October 2010 the virus protection expert BitDefender (www.bitdefender.de) has evaluated July his monthly E-threat rankings for the quarter to September 2010. This Java Trojans and PDF exploits emerge as the current most dangerous online threats in Germany. The overall ranking results in PDF-JS.Gene, only follow at a distance of about 8 percentage points the other top 10 pests. With an infection rate of 11.27 percent Exploit.PDF-JS.Gen ranked the first in the E-threat-top 10. This Trojan appeared already in the individual reports for July and August as the most dangerous pest. 2 by a wide margin Exploit.PDF-Payload.Gen, which has an infection rate of 3.44 follows the leader position. Both threats operate on the same principle: exploit various vulnerabilities of Adobe Reader PDF to sprinkle more malicious code. Two representatives of the Exploit.Bytverify family can be found Ranks 3 and 8: Java.Trojan.Exploit.Bytverify.J (3.11 percent) and Java.Trojan.Exploit.Bytverify.I (2.12%).
These threats are hiding on malicious Web sites in contaminated Java applets. As soon as the pests from gaining access to your computer, they compromise the PC with other malware. The places 4 and 5 take Trojan.AutorunINF.Gen and Worm.Autorun.VHG, with an infection rate of each 2.96, or 2.89 per cent. This E-threats spread via removable drives and take advantage of a vulnerability in the Windows autorun feature to install malicious software on your system in circulation. An attacker who also spreads via Java applets is with Java.Exploit.Smid.A (2.44 percent) 6: this digital infector is able to bypass security checks by anti virus programs and then freely to inject their malicious code into the system. Still present Win32.Worm.Downadup.Gen is better known as Conficker or Kido. It is positioned with an infection rate of 2.19 percent on rank 7. When the Conficker computer, a simple update can help already. An another Trojan takes 9th place: Trojan.