PDF malware analysis — malicious · 8bdcf5a1ab95e4ae

MALICIOUS

PDF

797.8 KB Created: 2011-06-22 17:14:08 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 6cc28e0aa9dca452dce19a7f34443f03 SHA-1: 044ce114f91ae6273ffc811f8d96a5f1ebee28b0 SHA-256: 8bdcf5a1ab95e4aea62960047134f760a04b8d50aa7cc4721ed0efd43970867c

60 Risk Score

Malware Insights

MITRE ATT&CK

T1204.001 Malicious Link/Object

The sample is a PDF document that contains a heuristic firing for the CVE_2008_2551 exploit, which is known to download and execute arbitrary code. The embedded URL 'http://artisanballoonz.com/system/system.exe' is likely the location of the secondary payload. The document body was 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_002_off0000095d.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x95D	73272 bytes

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