PDF malware analysis — malicious · c42a9730e597fc67

MALICIOUS

PDF

304.4 KB Created: 2011-07-07 23:59:10 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 10dedf72ed7372b7ee6428ea908d217f SHA-1: cb91696aaaa54911bfa2f9e206dfd3cc8f67b713 SHA-256: c42a9730e597fc67592eaeeca9d8668ea0d6768daca7070870fe1eae760dd33e

60 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution

The sample is a PDF document that contains a marker indicating the CVE-2008-2551 exploit, which is known to download and execute arbitrary code. The embedded URL 'http://artisanballoonz.com/system/system.exe' likely hosts the secondary payload. The document body was heavily truncated and did not provide further context.

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.

Filename	Kind	Source	Size
`stream_013_off00002847.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x2847	73272 bytes

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