PDF malware analysis — malicious · d5a8e6bae4ea827d

MALICIOUS

PDF

689.5 KB Created: 2011-06-22 16:47:28 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 9d58222a02abcae99bce080236d74fdd SHA-1: 71181988b8812e9c831a7e55fe6e5dd66dd87ac3 SHA-256: d5a8e6bae4ea827da4780cd42972fea3b1d6892eb561579d756342660a2cbd1f

60 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The PDF file 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 is highly suspicious and likely serves as the download location for the secondary payload. The exploit targets PDF readers, aiming to compromise the user's system through a malicious file download.

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_off00000416.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x416	73272 bytes

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