Malicious PDF — malware analysis report

Static analysis result for SHA-256 90198e5b8e568c06…

MALICIOUS

PDF

17.2 KB Created: 2019-04-30 04:45:15 +01:00 Authoring application: mPDF 5.7
MD5: 838442952a56d4fec1028c440d96feaf SHA-1: 33ce4b1f312b7f21ee41a1ecc62151451927503b SHA-256: 90198e5b8e568c065f9d62122d76e718718c6ab361e919ee060e38305ad56165
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a heuristic firing for PDF_SEO_LINK_FARM, indicating a large number of external links. The document body also contains numerous embedded URLs, all pointing to the same domain 'loaminoo.linkpc.net' with book titles in the path. While these specific URLs are marked as benign, the sheer volume and structure suggest a malicious intent, likely for SEO manipulation or to serve as a lure for further malicious activity. No scripts were extracted from this sample.

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/9095095099091096/The-Dark-Lady-s-Stone-by-Christie-Maurer.pdf
    • http://loaminoo.linkpc.net/5096094090099098/Murder-Along-the-Blue-Ridge-A-Rachel-Christie-Mystery-6-Rachel-Christie-Mystery-Series-by-Sabena-Stone.pdf
    • http://loaminoo.linkpc.net/5096094091090091/Murder-in-Emerald-Hills-A-Rachel-Christie-Mystery-2-Rachel-Christie-Mystery-Series-by-Sabena-Stone.pdf
    • http://loaminoo.linkpc.net/7096092090091091/The-Veiled-Lady-Hercule-Poirot-Mystery-by-Agatha-Christie.pdf
    • http://loaminoo.linkpc.net/2095095093094098/Lady-Helen-and-the-Dark-Days-Club-Lady-Helen-1-by-Alison-Goodman.pdf
    • http://loaminoo.linkpc.net/2097091096090095/Lady-Anne-and-the-Howl-in-the-Dark-Lady-Anne-1-by-Donna-Lea-Simpson.pdf
    • http://loaminoo.linkpc.net/7096092091091097/Clues-to-Christie-The-Definitive-Guide-to-Miss-Marple-Hercule-Poirot-Tommy-amp-Tuppence-and-All-of-Agatha-Christie-s-Mysteries-by-Agatha-Christie.pdf
    • http://loaminoo.linkpc.net/1091098095096092091/Shadow-Hunters-StarCraft-The-Dark-Templar-Saga-2-by-Christie-Golden.pdf
    • http://loaminoo.linkpc.net/2090091095099099/The-President-s-Lady-A-Novel-About-Rachel-and-Andrew-Jackson-by-Irving-Stone.pdf
    • http://loaminoo.linkpc.net/2093099098093095/The-Dark-Lady-by-R-J-Hore.pdf
    • http://loaminoo.linkpc.net/9095098099091/The-Dark-Lady-by-Dawn-Chandler.pdf
    • http://loaminoo.linkpc.net/5094091098097094/Over-Sea-Under-Stone-The-Dark-is-Rising-1-by-Susan-Cooper.pdf
    • http://loaminoo.linkpc.net/2097096092093090/Over-Sea-Under-Stone-The-Dark-is-Rising-1-by-Susan-Cooper.pdf
    • http://loaminoo.linkpc.net/2091092090092093/Over-Sea-Under-Stone-The-Dark-is-Rising-1-by-Susan-Cooper.pdf
    • http://loaminoo.linkpc.net/6091096095093096/Dark-Warlock-Arcane-Inc-3-by-Sean-Stone.pdf
    • http://loaminoo.linkpc.net/1093091090091090/Lady-Midnight-The-Dark-Artifices-1-by-Cassandra-Clare.pdf
    • http://loaminoo.linkpc.net/3093099099092097/His-Dark-Lady-Lucy-Morgan-2-by-Victoria-Lamb.pdf
    • http://loaminoo.linkpc.net/2097098090/Lady-Midnight-The-Dark-Artifices-1-by-Cassandra-Clare.pdf
    • http://loaminoo.linkpc.net/4093099096097/Rosalind-Franklin-The-Dark-Lady-of-DNA-by-Brenda-Maddox.pdf
    • http://loaminoo.linkpc.net/1094097094092090/Chase-the-Dark-Steel-amp-Stone-1-by-Annette-Marie.pdf
    • http://loaminoo.linkpc.net/7096092091091097/Clues-to-Christie-The-Definitive-Guide-to-Miss-Marple-Hercule-Poirot-Tommy-amp-Tuppe

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