Malicious PDF — malware analysis report

Static analysis result for SHA-256 db8d87a8c8d9a70a…

MALICIOUS

PDF

12.7 KB Created: 2019-04-30 06:40:45 +01:00 Authoring application: mPDF 5.7
MD5: 789e18139553e0c91922b7c504dea5b6 SHA-1: 59347e114c2cf5d2a60577e43942387c66ff8605 SHA-256: db8d87a8c8d9a70ae1bbd5aaaed62660dcff2baf9d453d8619d4c529a3417fcd
60 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs, identified as a link farm. The primary heuristic indicates this is a critical finding, suggesting the document's purpose is to drive traffic to these external links, likely for SEO manipulation or to serve as a distribution point for further malicious content. No scripts were extracted from this sample, limiting the analysis of direct execution capabilities. The URLs themselves are not inherently malicious but are used in a malicious pattern.

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/9093099090096095/Dead-Gone-Tom-Lange-1-by-T-J-Brearton.pdf
    • http://loaminoo.linkpc.net/2093090093090094/Dead-Boys-Stories-by-Richard-Lange.pdf
    • http://loaminoo.linkpc.net/1091092098094091097/Dead-File-Maxi-Poole-2-by-Kelly-Lange.pdf
    • http://loaminoo.linkpc.net/9090097095093097/Das-Lange-Utopia-Lange-Erde-4---Roman-by-Terry-Pratchett.pdf
    • http://loaminoo.linkpc.net/8093091096090096/Gone-by-T-J-Brearton.pdf
    • http://loaminoo.linkpc.net/8091095091095095/Habit-Titan-1-by-T-J-Brearton.pdf
    • http://loaminoo.linkpc.net/3095091096095095/Before-Him-by-Chris-Lange.pdf
    • http://loaminoo.linkpc.net/1092096095096097/Blind-to-Men-by-Chris-Lange.pdf
    • http://loaminoo.linkpc.net/1090092095094090099/Vandenberg-A-Novel-by-Oliver-Lange.pdf
    • http://loaminoo.linkpc.net/1090098091096090099/Lange-Fahrt-by-N-W-Schlaebitz.pdf
    • http://loaminoo.linkpc.net/1094094091096092/The-Year-by-Suzanne-Lange.pdf
    • http://loaminoo.linkpc.net/9095099096099098/Resozialisierung-im-Gef-ngnis-by-Nadine-Lange.pdf
    • http://loaminoo.linkpc.net/6096099091099094/Gracie-s-Plan-by-Rose-Lange.pdf
    • http://loaminoo.linkpc.net/9093099091094094/Lange-Q-amp-A-Radiography-Examination-by-D-A-Saia.pdf
    • http://loaminoo.linkpc.net/4097091095094097/The-Lord-of-the-Clans-by-Chris-Lange.pdf
    • http://loaminoo.linkpc.net/2094091097097095/Ferragosto-Bk-1-by-Jonathan-David-Lange.pdf
    • http://loaminoo.linkpc.net/7091095091093095/Damaged-Kate-Lange-1-by-Pamela-Callow.pdf
    • http://loaminoo.linkpc.net/9090091091096093/Der-lange-Weg-zur-Freiheit-Autobiographie-by-Nelson-Mandela.pdf
    • http://loaminoo.linkpc.net/3093098091095095/Damaged-Kate-Lange-1-by-Pamela-Callow.pdf
    • http://loaminoo.linkpc.net/4091098094096/Sherlock-s-Secret-Life-Volume-1-amp-2-by-Ed-Lange.pdf
    • http://loaminoo.linkpc.net/9093099091094094/Lange-Q-amp-A-Radiography-Examination-by-D-A-Saia.pd

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