Malicious PDF — malware analysis report

Static analysis result for SHA-256 09332399797beb5d…

MALICIOUS

PDF

16.5 KB Created: 2019-04-30 04:05:49 +01:00 Authoring application: mPDF 5.7
MD5: b7548f81a838cbed1552339f00044abf SHA-1: e683395506a53d2a5c1385ca64e99d3932849b0f SHA-256: 09332399797beb5dbb603abb47ba8497f0ff8fa1ff839227035b15e373a031b1
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs, forming a link farm, which is a common technique for SEO manipulation or distributing malicious content. The ML classifier also flagged this PDF as malicious. While the URLs themselves are currently marked as benign, the sheer volume and the heuristic firing suggest a malicious intent to redirect users to potentially harmful sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9898

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/3096096093095095/Club-Girl-Hell-Brigade-Motorcycle-Club-Book-1-by-Evelyn-Glass.pdf
    • http://loaminoo.linkpc.net/1096091096096099/Hell-s-Angel-The-Life-and-Times-of-Sonny-Barger-and-the-Hell-s-Angels-Motorcycle-Club-by-Ralph-Barger.pdf
    • http://loaminoo.linkpc.net/3093091098092099/Crazy-Little-Town-Called-love-The-To-Hell-And-Back-Club-Series-Book-Two-by-Jill-Hannah-Anderson.pdf
    • http://loaminoo.linkpc.net/4091094099099097/Know-Me-Defiant-Motorcycle-Club-1-by-Cora-Brent.pdf
    • http://loaminoo.linkpc.net/4095096097092095/Family-The-Club-Girl-Diaries-Book-5-by-Addison-Jane.pdf
    • http://loaminoo.linkpc.net/3096094096093095/Coming-Out-Hawks-Motorcycle-Club-4-5-by-Lila-Rose.pdf
    • http://loaminoo.linkpc.net/6097093099095098/The-Libertines-Motorcycle-Club-An-Outlaw-Is-Born-by-Max-L-Billington.pdf
    • http://loaminoo.linkpc.net/6091090091090/The-Black-Goat-Motorcycle-Club-by-Jason-Murphy.pdf
    • http://loaminoo.linkpc.net/2096098096092092/Wrapped-Around-Him-Moroad-Motorcycle-Club-1-by-Debra-Kayn.pdf
    • http://loaminoo.linkpc.net/1093093094093092/Promise-Me-Defiant-Motorcycle-Club-2-by-Cora-Brent.pdf
    • http://loaminoo.linkpc.net/4095096096098098/Original-Sin-Dark-Saints-Motorcycle-Club-1-by-Amy-Love.pdf
    • http://loaminoo.linkpc.net/7099097092091096/Black-Out-Hawks-Motorcycle-Club-3-by-Lila-Rose.pdf
    • http://loaminoo.linkpc.net/1094095094090096/Holding-Out-Hawks-Motorcycle-Club-1-by-Lila-Rose.pdf
    • http://loaminoo.linkpc.net/2096093096099098/Lilith-Lucifer-s-Legion-Motorcycle-Club-1-by-Kelli-Maine.pdf
    • http://loaminoo.linkpc.net/4095095099090091/Taming-Blaze-Inferno-Motorcycle-Club-1-by-Sabrina-Paige.pdf
    • http://loaminoo.linkpc.net/4095096093091095/Situation-Normal-Lima-Six-Motorcycle-Club-2-by-Kathryn-Thomas.pdf
    • http://loaminoo.linkpc.net/1098098099093092/Claiming-His-Beauty-Feral-Breed-Motorcycle-Club-4-by-Ellis-Leigh.pdf
    • http://loaminoo.linkpc.net/4095096097093095/Claiming-His-Desire-Feral-Breed-Motorcycle-Club-6-by-Ellis-Leigh.pdf
    • http://loaminoo.linkpc.net/2099091098098099/Game-Changer-Hells-Saints-Motorcycle-Club-1-by-Paula-Marinaro.pdf
    • http://loaminoo.linkpc.net/2099098099094091/Bash-Volume-III-Rolling-Thunder-Motorcycle-Club-5-by-Candace-Blevins.pdf

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