A program or technique that takes advantage of a vulnerability to remotely access or attack a program, computer or server.
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Exploit:W32/AdobeReader.K is detection of a malicious PDF file that is being heavily spammed through e-mail and it appears as an attachment.
This malicious PDF file takes advantage of a vulnerability ( CVE-2007-5020)on the URI handling of PDF files. This vulnerability affects IE7, Adobe Acrobat, and Adobe Reader on some platforms.
This malware disables the Windows Firewall by issuing the following command:
- netsh firewall set opmode mode=DISABLE
Then it downloads the a file from the following FTP site and executes it:
- ftp://126.96.36.199/[REMOVED].exeDetected as Trojan-Downloader.Win32.Small.gkc
Windows XP or Windows 2003 (Vista users are not affected) with Internet Explorer 7 installed. For more information, see Microsoft's Advisory.
Affected Software Versions
Adobe Reader 8.1 and earlier, Adobe Reader 7.0.9 and earlier. Adobe Acrobat Professional, 3D and Standard 8.1 and earlier versions, Adobe Acrobat Professional, Standard, 3D and Elements 7.0.9 and earlier.
Users should update their Adobe Reader installations ( https://www.adobe.com/support/security/bulletins/apsb07-18.html).