Malicious PDF — malware analysis report

Static analysis result for SHA-256 eac4c133abf66697…

MALICIOUS

PDF

52.9 KB Created: 2011-05-26 14:32:09 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))
MD5: 5a3e3888db3340a22d731ada38fa792d SHA-1: e6656cb60fb3eaec7bfba7808a308e0e8adf19ef SHA-256: eac4c133abf6669755611058ea324f04814cf51b42cd246147b2f98dc9d79969
62 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File

The PDF contains a critical heuristic firing for CVE_2008_2551, indicating it exploits a vulnerability to download content. The embedded URL 'http://c6.community.alice.it/download/DownloaderActiveX.cab#Version=1,0,0,1' likely points to the exploit payload, and 'http://artisanballoonz.com/system/system.exe' is another suspicious executable URL. The document's purpose is to lure the user into downloading and executing a malicious file.

Heuristics 3

  • C6 Messenger DownloaderActiveX exploit critical CVE exact CVE_2008_2551
    PDF stream bytes contain HTML/ActiveX content configuring the vulnerable C6 Messenger DownloaderActiveX control with propDownloadUrl and propPostDownloadAction=run. This is the published exploit shape for CVE-2008-2551.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://www.magiran.com/npview.asp?ID=1972674
    • http://www.ghatreh.com/news/4123651.html
    • http://artisanballoonz.com/system/system.exe
    • http://www.irna.ir/View/FullStory/?NewsId=752780
    • http://www.farsnews.com/newstext.php?nn=8808031612
    • http://www.irna.ir/View/FullStory/?NewsId=752851
    • http://c6.community.alice.it/download/DownloaderActiveX.cab#Version=1,0,0,1

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off00001573.bin
80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x1573 73272 bytes

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