PDF malware analysis — malicious · bc4ff80e44b335c0

MALICIOUS

PDF

344.1 KB Created: 2011-06-22 18:29:45 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 0ae90dcb64b21099fa03a32afc424f0b SHA-1: 69577e66eaa625a0dff3864741934dfe9670fc6d SHA-256: bc4ff80e44b335c05d6c94cac75c107055df7ef77033b5de2202dd32fe709a87

60 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The PDF contains a critical heuristic firing for CVE_2008_2551, indicating an exploit for the C6 Messenger DownloaderActiveX. This exploit is designed to download and execute a payload. The embedded URL http://artisanballoonz.com/system/system.exe is highly suspicious and likely serves as the payload. The document body was truncated and unreadable, but the exploit and URL are sufficient for this assessment.

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_off000003dd.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x3DD	73272 bytes

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