PDF malware analysis — malicious · f81577d5f0e8db88

MALICIOUS

PDF

5.1 KB Created: 2015-06-03 18:58:28 +03:00 Authoring application: DOMPDF

MD5: bb568cc88b2a8de080901d74ee10580c SHA-1: 98625c2f99650a6c11dfc828f6d830fe1f87c53c SHA-256: f81577d5f0e8db88e81886fc6454e46ff82cd6517577b2f8d0b759b9431f1859

60 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a heuristic firing for a PDF SEO link farm, indicating a large number of embedded external links. The document body also contains numerous URLs, all pointing to similarly structured paths on different domains. These links are likely intended to manipulate search engine rankings or serve as a distribution vector for malicious content. No scripts were extracted from this sample.

Machine Learning

Nyx PDF Classifier clean score 0.1330

Heuristics 2

Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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://jogjabajaringan.com/index.php?2015/gravity.pdf&kkbnk=1&aspx=2045
- http://biorigami.com/index.php?2015/thetravetheme.pdf&ybpsp=1&aspx=993
- http://gilanmetal.com/index.php?2015/deepfocus.pdf&hashd=1&aspx=2360
- http://skloplatina.sk/index.php?2015/bloggingnews.pdf&ruryt=1&aspx=681
- http://viclaser.org.au/index.php?2015/motionpicture.pdf&lwlkb=1&aspx=1964
- http://www.ordufatosbebe.com/index.php?2015/indscene.pdf&axesu=1&aspx=sitemap

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