PDF malware analysis — malicious · 915d56bb539a26da

MALICIOUS

PDF

863.9 KB Created: 2011-06-22 16:26:10 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: c58cc7d985a7c5e6017131a315c636b3 SHA-1: a9bf59bd7e88d1a16561df8836b5f0a329b79172 SHA-256: 915d56bb539a26da1804fe8cb001db9f65a115af48e1b96dda3968cf04bb425e

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 to download a payload. The embedded URL 'http://artisanballoonz.com/system/system.exe' is suspicious and likely hosts the second-stage malware. The document body is heavily obfuscated and does not provide further context on the lure.

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_off00000b69.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0xB69	73272 bytes

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