PDF malware analysis — malicious · d9073ff1d1091ca5

MALICIOUS

PDF

60.6 KB Created: 2011-05-17 08:59:13 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: 02d4261808722c3f7506b1125df96fee SHA-1: f2655bfd41e92b108786f523ca6117a41b4d5602 SHA-256: d9073ff1d1091ca52f8a5dd072591e4bac3be96d304d3e2f07a73df9c4f37b11

60 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution

The sample is a PDF document that contains a critical heuristic firing for CVE_2008_2551, indicating it exploits a known vulnerability. The embedded URL 'http://artisanballoonz.com/system/system.exe' is highly suspicious and likely serves as the download location for a secondary payload. The document body is unreadable, but the exploit and the suspicious URL strongly suggest a drive-by download attack pattern.

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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