PDF malware analysis — malicious · 37087005e590cf02

MALICIOUS

PDF

48.7 KB Created: 2011-05-26 14:55:28 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: a551ca9bac7a499704f91dced7f79e8c SHA-1: 27a5101e388f09b92d46ba19227f7a0c5f8b3017 SHA-256: 37087005e590cf02a8ea11d49020e12c1641ce755d660bbf97425b0d3ea9bef0

60 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The PDF file contains a critical heuristic indicating the CVE-2008-2551 exploit, which targets a vulnerability in older versions of Adobe Reader. This exploit is designed to download and execute a payload from a remote URL. The embedded URL http://artisanballoonz.com/system/system.exe is flagged as unknown and is the likely source of the second-stage malware.

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_off000004c5.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4C5	73272 bytes

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