PDF malware analysis — malicious · 979e06c8f3d88e6d

MALICIOUS

PDF

863.9 KB Created: 2011-05-26 14:50:18 Authoring application: Joomla! 1.5 - Open Source Content Management (via TCPDF 3.0.015 (http://www.tcpdf.org))

MD5: e1a27440c9fdc83cbd986de4233c3430 SHA-1: 925f87b459102c5b82d750209a40a1f7a8850f76 SHA-256: 979e06c8f3d88e6da20100fc97a92b5aad1983e1f7c850938d60f2ca39cddca2

62 Risk Score

Malware Insights

MITRE ATT&CK

T1204.001 Malicious Link/Object: User Execution: Malicious Link T1204.002 Malicious Link/Object: User Execution: Malicious File

The sample is a PDF document that exploits the CVE-2008-2551 vulnerability. This exploit is designed to download and execute a second-stage payload from a remote URL. The embedded URL http://artisanballoonz.com/system/system.exe is highly suspicious and likely hosts 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_off00000b69.bin` `80ce46be3b4d5733393d911e720cc341eac961413bc8841086c1643fee9fc14b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0xB69	73272 bytes

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