PDF malware analysis — malicious · 4f26890d26a301f6

MALICIOUS

PDF

49.9 KB Created: 2011-06-22 16:40:17 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 3b641ebae7ac6bc24aa35d7a9c795c35 SHA-1: 3ecf54c61821e2469e1cbf1d681d163495180cf6 SHA-256: 4f26890d26a301f691a8790c829991e5d041e42ce486b9c59a2b20a5cc5384e7

60 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The sample is a PDF document that contains a marker for the CVE-2008-2551 C6 Messenger DownloaderActiveX exploit. It also contains an embedded URL that points to a potential executable payload. The exploit likely facilitates the download and execution of the file from http://artisanballoonz.com/system/system.exe.

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_off00000956.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x956	73272 bytes

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