PDF malware analysis — malicious · 3a1ee358f34cf9fd

MALICIOUS

PDF

136.5 KB Created: 2011-05-26 13:28:00 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 593b39e749cd9439c64194d2110a5fda SHA-1: 5011bfe273f65fe1380605bc49c55f4ddf55238b SHA-256: 3a1ee358f34cf9fd1fcbfc9784aa9aac3134bd6f65a722d51e7f59d6952a3a13

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 likely the secondary payload. The benign reputation of the other URL suggests it is a decoy or unrelated.

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_off000003dc.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x3DC	73272 bytes

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