PDF malware analysis — malicious · affce98536be8fc9

MALICIOUS

PDF

56.4 KB Created: 2011-05-26 12:54:20 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 1335c7d19b130b1ffca68b9f6cdb3ade SHA-1: 5663357d157efcedb1f5dd5e015e6d79a7761c3a SHA-256: affce98536be8fc9bd99416f9729d4a4b48a096fb076ffeee52794aa1de9b1d3

60 Risk Score

Malware Insights

MITRE ATT&CK

T1204.001 Malicious Link/Object

The PDF contains a critical heuristic firing for the CVE-2008-2551 exploit, which is known to download and execute arbitrary files. An embedded URL points to 'artisanballoonz.com/system/system.exe', a likely second-stage payload. The document body is heavily obfuscated and unreadable, providing no 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_009_off0000220a.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x220A	73272 bytes

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