Malicious PDF — malware analysis report

Static analysis result for SHA-256 e219bfd5edf9d448…

MALICIOUS

PDF

932.5 KB Created: 2011-04-28 10:08:15 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))
MD5: 7845c9a85eae50ced7e089761ba8e56f SHA-1: 9969780a2b66c94cf81ebff592d59640730ef83f SHA-256: e219bfd5edf9d44839ee1eb02c674c46819b08eac2d8f74ce0e589c30936448c
60 Risk Score

Malware Insights

MITRE ATT&CK
T1204.001 Malicious Link/Object T1204.002 Malicious File

The PDF contains a marker for the CVE-2008-2551 C6 Messenger DownloaderActiveX exploit. 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 the 'artisanballoonz.com' domain.

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_002_off000006ba.bin
80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x6BA 73272 bytes

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