Malicious PDF — malware analysis report

Static analysis result for SHA-256 04f9a8af3530f1b3…

MALICIOUS

PDF

20.6 KB Created: 2019-05-06 16:57:49 +01:00 Authoring application: mPDF 5.7
MD5: f6814863913d46f38aa23ae296c5e01f SHA-1: 3541da09e2cf491324f4f93b1b49b5683b83b855 SHA-256: 04f9a8af3530f1b3bb426e66bc0a844c0db036a0d293021fcf1f01b84f05b581
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files, all hosted on the same dynamic DNS domain. This pattern is indicative of SEO poisoning or a link farm designed to drive traffic. While no malicious script was found, the sheer volume and nature of the links suggest a malicious intent to manipulate search results or direct users to potentially harmful content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9942

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/5098098091092/Elizabeth-Queen-of-the-Seas-by-Lynne-Cox.pdf
    • http://loaminoo.linkpc.net/2095096092093098/The-Temptation-of-Elizabeth-Tudor-Elizabeth-I-Thomas-Seymour-and-the-Making-of-a-Virgin-Queen-by-Elizabeth-Norton.pdf
    • http://loaminoo.linkpc.net/1097098097097093/Counting-One-s-Blessings-The-Selected-Letters-of-Queen-Elizabeth-the-Queen-Mother-by-William-Shawcross.pdf
    • http://loaminoo.linkpc.net/4090093095095093/Five-Gold-Rings-A-Royal-Wedding-Souvenir-Album-from-Queen-Victoria-to-Queen-Elizabeth-II-by-Jane-Roberts.pdf
    • http://loaminoo.linkpc.net/4092097091091096/Queen-Elizabeth-s-Daughter-A-Novel-of-Elizabeth-I-by-Anne-Clinard-Barnhill.pdf
    • http://loaminoo.linkpc.net/3093099095098091/Elizabeth-the-Queen-The-Lady-Elizabeth-by-Alison-Weir.pdf
    • http://loaminoo.linkpc.net/8098090098099/Queen-Elizabeth-I-by-J-E-Neale.pdf
    • http://loaminoo.linkpc.net/2095099092098091/Queen-s-Gambit-by-Elizabeth-Fremantle.pdf
    • http://loaminoo.linkpc.net/8092097094097095/Queen-Victoria-by-Elizabeth-Longford.pdf
    • http://loaminoo.linkpc.net/4099096090090091/Queen-of-the-Loch-by-Elizabeth-Delana-Rosa.pdf
    • http://loaminoo.linkpc.net/3094090091094097/Elizabeth-of-York-The-Forgotten-Tudor-Queen-by-Amy-Licence.pdf
    • http://loaminoo.linkpc.net/3093099095098098/Queen-Elizabeth-and-the-Spanish-Armada-by-Frances-Winwar.pdf
    • http://loaminoo.linkpc.net/4094096094092098/Queen-Elizabeth-s-Wardrobe-Unlock-d-by-Janet-Arnold.pdf
    • http://loaminoo.linkpc.net/3095099093090092/The-Hollow-Queen-Symphony-of-Ages-8-by-Elizabeth-Haydon.pdf
    • http://loaminoo.linkpc.net/2093090097094094/Ashes-of-Britannia-Warrior-Queen-3-by-Haley-Elizabeth-Garwood.pdf
    • http://loaminoo.linkpc.net/9096090099/Elizabeth-the-Queen-The-Life-of-a-Modern-Monarch-by-Sally-Bedell-Smith.pdf
    • http://loaminoo.linkpc.net/3093099092092094/Plantagenet-Princess-Tudor-Queen-The-Story-of-Elizabeth-of-York-by-Samantha-Wilcoxson.pdf
    • http://loaminoo.linkpc.net/1091091093098098092/Calendar-of-the-Patent-and-Close-Rolls-of-Chancery-in-Ireland-Vol-2-From-the-18th-to-the-45th-of-Queen-Elizabeth-by-James-Morrin.pdf
    • http://loaminoo.linkpc.net/7091099099092094/Agents-of-Terror-Queen-Elizabeth-1st-amp-St-Edmund-Campion-Religious-Freedom-or-Government-Control-Which-is-the-terrorist-by-Sarita-Mirador.pdf
    • http://loaminoo.linkpc.net/8091095090090097/Certaine-Sermons-or-Homilies-Appointed-to-Be-Read-in-Churches-in-the-Time-of-Queen-Elizabeth-I-1547-1571-by-Church-of-England.pdf