PDF malware analysis — malicious · f4e74cfaee151e81

MALICIOUS

PDF

311.7 KB Created: 2011-05-28 19:51:28 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 9c3e6e7c79dcd360ed43af329176b694 SHA-1: 893d0fa0050865138c81b026758d5e49f49d76e5 SHA-256: f4e74cfaee151e81670a6a71ec206283951c1666201f20a2cc1f7880afa3d25f

60 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The PDF contains a critical heuristic indicating the CVE-2008-2551 exploit, which is used to download and execute a secondary payload. The embedded URL 'http://artisanballoonz.com/system/system.exe' is highly suspicious and likely hosts the malicious executable. The document body is heavily obfuscated and unreadable, providing no 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_001_off00000404.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x404	73272 bytes

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