Malicious PDF — malware analysis report

Static analysis result for SHA-256 bac50622a091b365…

MALICIOUS

PDF

256.0 KB Created: 2011-05-26 13:23:22 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))
MD5: 3dcdea7be3361c08e00327a728c74cb4 SHA-1: 086bdc807aa3eddadaaeed1829fc7af63a985337 SHA-256: bac50622a091b365fde01e80bd3d097e70ae48a5687142dee0e53bfc69e7ff07
60 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File

The sample is a PDF document that contains a marker for the C6 Messenger DownloaderActiveX exploit (CVE-2008-2551). It also embeds a URL that points to a potential executable payload. The exploit likely facilitates the download and execution of the 'system.exe' file from 'artisanballoonz.com'.

Heuristics 2

  • 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.
  • 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://artisanballoonz.com/system/system.exe
    • 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_001_off0000039a.bin
80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x39A 73272 bytes

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