PDF malware analysis — malicious · dcd3794f778810e8

MALICIOUS

PDF

49.7 KB Created: 2011-06-22 16:43:39 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: b5f2e5771b698775a7f48911ddfdd6e7 SHA-1: d9e8db4ffc7f80664d0c8ef01747214c9b23701f SHA-256: dcd3794f778810e8e96346f066010274678201fc9fe21759bea13c48a8d3e4d3

60 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 in Adobe Reader. The embedded URL 'http://artisanballoonz.com/system/system.exe' is likely the secondary payload. The document body was unreadable, but the exploit and download URL strongly suggest a downloader attack pattern.

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_001_off000008bb.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x8BB	73272 bytes

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