PDF malware analysis — malicious · 4bc186c1a749c97a

MALICIOUS

PDF

56.4 KB Created: 2011-04-23 06:39:52 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 1b83ffe28ecdb917ac4b10f324a4abfe SHA-1: cbe2e97016c36d2b696c083b5e00bb022946a2e3 SHA-256: 4bc186c1a749c97a6ac86d2d4531773b35b61b88caefa01a2e6430477b097c6d

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. This exploit likely facilitates the download of a secondary payload from the embedded URL http://artisanballoonz.com/system/system.exe. The file's purpose is to leverage this exploit to compromise the user's system.

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_002_off00000a3a.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0xA3A	73272 bytes

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