Malicious PDF — malware analysis report

Static analysis result for SHA-256 7a16309a2d016e01…

MALICIOUS

PDF

12.9 KB Created: 2019-04-30 18:42:59 +01:00 Authoring application: mPDF 5.7
MD5: b297183200b88549ec94a2fc626b1e22 SHA-1: a88526ac8bb5c5a3771ec1733d9d15633f4dc775 SHA-256: 7a16309a2d016e019b8d8700922d0485dfbf4cd7f87eeccaa4bcc38ec8c020f9
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded external links, identified as a PDF SEO link farm. The ML classifier also flagged this PDF as malicious. The primary attack pattern involves luring users to click on these links, which are hosted on loaminoo.linkpc.net, potentially leading to malware downloads or phishing pages.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9006

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://loaminoo.linkpc.net/8094098094097094/Memphis-Zeus-s-Pack-8-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/8094098095090090/Taz-Zeus-s-Pack-12-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/3095092094094095/Jasper-Zeus-s-Pack-1-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/4094098093099098/Zeus-s-Pack-Volume-2-Knox-Torem-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/3097098095096096/His-Little-Vampire-Brac-Pack-Next-Gen-10-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/3097098095095099/Feathers-and-Fur-Brac-Pack-Next-Gen-6-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/3093092099093097/Riley-s-Downfall-Brac-Pack-29-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/3097098098091095/His-Imperfect-Mate-Brac-Pack-26-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/3097096096092092/George-s-Turn-Brac-Pack-8-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/2092099092090098/Maverick-s-Mate-Brac-Pack-1-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/2099099092098093/Montana-s-Vamp-Brac-Pack-16-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/8091099097091097/Seth-s-Chance-Brac-Pack-27-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/3097096093092094/Oliver-s-Heart-Brac-Pack-6-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/8092090090092099/Brac-Pack-Volume-6-Mark-s-Not-Gay-amp-Nutter-Nero-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/8092090090092095/Brac-Pack-Volume-5-Loco-s-Love-amp-Lewis-s-Dream-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/4096099097093098/Jay-s-Pet-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/3098090093094096/Eli-s-Way-Christian-s-Coven-3-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/5092098096093097/Danny-s-Dilemma-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/3095093097093090/Forever-Yours-Christian-s-Coven-8-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/7098097093093097/Santos-Dark-Riders-2-by-Lynn-Hagen.pdf
    • http://loaminoo.linkpc.net/8092090090092099/Brac-Pack-Volume-6-Mark-s-Not

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