PDF malware analysis — malicious · e8f3e6362a2f4601

MALICIOUS

PDF

49.8 KB Created: 2011-07-07 21:22:03 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 042f6a982563e565845cebd74ac9a570 SHA-1: 43ed997f68468161e7c52a9b9a4a8e5715a1ab7b SHA-256: e8f3e6362a2f4601360413e1d10cea570c15f549d247acbc64f9b09518f42188

62 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1059.001 PowerShell

The sample is a PDF document that exploits the CVE-2008-2551 vulnerability, indicated by the 'C6 Messenger DownloaderActiveX exploit' heuristic. This exploit likely facilitates the download of a second-stage payload, such as 'system.exe', from the URL http://artisanballoonz.com/system/system.exe. Additional URLs were found within the document, suggesting a broader infrastructure for malicious distribution.

Heuristics 3

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.
External URI info PDF_URI

PDF contains an external URL action
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://www.vije.javananeirani.ir/
- http://artisanballoonz.com/system/system.exe
- http://www.vije.javananeirani.ir/‬‬
- 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_off0000088f.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x88F	73272 bytes

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