PDF malware analysis — malicious · c19bf590c8c63d79

MALICIOUS

PDF

273.0 KB Created: 2011-04-27 03:02:43 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 9eab272d5a811b4d5e802b1b45af282f SHA-1: cde17214c7add5f17b233f995457abfe0a2d6f26 SHA-256: c19bf590c8c63d79679072bb8ec071fe16febbd3e0b266cce982e7d5ad9e42ad

60 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The critical heuristic firing indicates the exploitation of CVE-2008-2551, a known vulnerability associated with PDF files. This exploit is designed to download and execute a secondary payload from a remote URL. The presence of an unknown reputation URL, http://artisanballoonz.com/system/system.exe, strongly suggests this is the download location for the malicious payload.

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_off00000698.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x698	73272 bytes

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