Malicious PDF — malware analysis report

Static analysis result for SHA-256 2badb82672e94ee0…

MALICIOUS

PDF

16.7 KB Created: 2019-05-01 18:31:51 +01:00 Authoring application: mPDF 5.7
MD5: e69269491ab59002e723db78dc59d259 SHA-1: e5574daed666f06cd706723bf26aac52b4f6d152 SHA-256: 2badb82672e94ee0bc989b69e5f3a772a9d94a9232141dfd474a2b9bc24c71db
90 Risk Score

Malware Insights

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

The PDF contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a link farm or distribution mechanism. The ML_NYX_PDF_MALICIOUS heuristic further supports its malicious nature. While no scripts were extracted, the sheer volume of links points towards an attempt to manipulate search results or redirect users to malicious sites, potentially for phishing or malware distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9925

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/2097094096095096/Plot-amp-Structure-Techniques-and-Exercises-for-Crafting-a-Plot-That-Grips-Readers-from-Start-to-Finish-by-James-Scott-Bell.pdf
    • http://loaminoo.linkpc.net/2097095095093093/Plot-Whisperer-Workbook-Step-by-Step-Exercises-to-Help-You-Create-Compelling-Stories-by-Martha-Alderson.pdf
    • http://loaminoo.linkpc.net/7099095090097090/Blackclaw-s-Doomsday-Plot---A-PlayValue-Books-James-Bond-007-Adventure-Storybook-by-John-Albano.pdf
    • http://loaminoo.linkpc.net/5091093096095093/Plot-Against-by-Mai-Jia.pdf
    • http://loaminoo.linkpc.net/1090092090094098090/The-Pregnancy-Plot-by-Paula-Roe.pdf
    • http://loaminoo.linkpc.net/1099095096095098/The-Marriage-Plot-by-Jeffrey-Eugenides.pdf
    • http://loaminoo.linkpc.net/3093096091093097/The-Mandela-Plot-by-Kenneth-Bonert.pdf
    • http://loaminoo.linkpc.net/4090098091092098/The-Marriage-Plot-by-Jeffrey-Eugenides.pdf
    • http://loaminoo.linkpc.net/2095097099096092/The-Boiler-Plot-by-Emily-McDaid.pdf
    • http://loaminoo.linkpc.net/6098091093093099/The-Plot-to-Kill-the-Pope-by-Anonymous.pdf
    • http://loaminoo.linkpc.net/2095093091094093/Plot-Music-by-Richard-Ardizzone.pdf
    • http://loaminoo.linkpc.net/2098095098098090/The-Marriage-Plot-by-Jeffrey-Eugenides.pdf
    • http://loaminoo.linkpc.net/3094093095095094/Mrs-Pargeter-s-Plot-by-Simon-Brett.pdf
    • http://loaminoo.linkpc.net/1099094090098099/The-Pilate-Plot-by-Martin-Page.pdf
    • http://loaminoo.linkpc.net/1090090099097097099/The-Plot-Chickens-by-Mary-Jane-Auch.pdf
    • http://loaminoo.linkpc.net/7098099090096097/The-Great-Mouse-Plot-by-Roald-Dahl.pdf
    • http://loaminoo.linkpc.net/3098090096091096/The-Graham-Cracker-Plot-by-Shelley-Tougas.pdf
    • http://loaminoo.linkpc.net/3091094098092096/The-Time-Travellers-and-the-Royal-Plot-by-S-Collins.pdf
    • http://loaminoo.linkpc.net/9094092092094/The-Princess-Plot-Scandia-1-by-Kirsten-Boie.pdf
    • http://loaminoo.linkpc.net/3092091093099098/Gunpowder-Plot-Daisy-Dalrymple-15-by-Carola-Dunn.pdf
    • http://loaminoo.linkpc.net/5091093096095093/Plot-Against-by-Ma