PDF malware analysis — malicious · 46a196d6cbae1dcf

MALICIOUS

PDF

60.6 KB Created: 2011-04-22 21:16:37 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: c8ca57fd59b0d9e1470cfa4b31b48fbf SHA-1: 843ec794df721f93440a26848183f47e2124affe SHA-256: 46a196d6cbae1dcf3212d171817efcb163a10a415714f4343fb6a621765841f0

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 a known vulnerability. The embedded URL http://artisanballoonz.com/system/system.exe is likely the download location for a malicious executable. The document body is heavily obfuscated and truncated, preventing further analysis of its specific lure, but the exploit and download URL strongly suggest a malicious downloader.

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_off0000040f.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x40F	73272 bytes

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