Malicious PDF — malware analysis report

Static analysis result for SHA-256 f2092e8646f499c9…

MALICIOUS

PDF

16.8 KB Created: 2019-05-07 09:27:40 +01:00 Authoring application: mPDF 5.7
MD5: 348e24d5353b39f0401ee9102795b543 SHA-1: bc616601c7f7aa0603fe31d5ca9b4d7c8d15d306 SHA-256: f2092e8646f499c911eba32baf1e16d4de1dd644020aa7d41c19e1a9fd4378a7
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF contains a large number of embedded links, identified as a link farm. The primary heuristic, PDF_SEO_LINK_FARM, indicates that the document is designed to direct users to numerous external websites, likely for SEO manipulation or to host malicious content. While the specific intent of the linked sites is not immediately clear from the provided data, the sheer volume and the critical heuristic firing suggest a malicious distribution or redirection scheme.

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/6095099091094098/Worst-Case-Scenarios-by-Cass-R-Sunstein.pdf
    • http://loaminoo.linkpc.net/4090097093090094/Bulletproof-Web-Design-Improving-flexibility-and-protecting-against-worst-case-scenarios-with-XHTML-and-CSS-by-Dan-Cederholm.pdf
    • http://loaminoo.linkpc.net/5091094097091093/Democracy-and-the-Problem-of-Free-Speech-by-Cass-R-Sunstein.pdf
    • http://loaminoo.linkpc.net/1090092093096097098/Animal-Rights-Current-Debates-and-New-Directions-by-Cass-R-Sunstein.pdf
    • http://loaminoo.linkpc.net/1095098098093099/The-Worst-Case-Scenario-Cookery-Club-by-Chrissie-Manby.pdf
    • http://loaminoo.linkpc.net/6095099092090097/The-Worst-Case-Scenario-Almanac-Politics-by-David-Borgenicht.pdf
    • http://loaminoo.linkpc.net/5090092098094097/The-Worst-case-Scenario-Survival-Handbook-Christmas-by-Joshua-Piven.pdf
    • http://loaminoo.linkpc.net/6095099092090092/The-Worst-Case-Scenario-Survival-Handbook-Paranormal-by-David-Borgenicht.pdf
    • http://loaminoo.linkpc.net/1096092092095093/Worst-Case-Scenario-Ultimate-Adventure-2-Mars-by-Hena-Kahn.pdf
    • http://loaminoo.linkpc.net/6095099092096099/The-Worst-Case-Scenario-Survival-Handbook-Golf-by-Joshua-Piven.pdf
    • http://loaminoo.linkpc.net/6095099092096098/The-Worst-Case-Scenario-Survival-Handbook-Junior-Edition-by-David-Borgenicht.pdf
    • http://loaminoo.linkpc.net/6095099092090098/The-Worst-Case-Scenario-Survival-Handbook-Middle-School-by-David-Borgenicht.pdf
    • http://loaminoo.linkpc.net/8090099094094098/Life-Hacks-Handbook-How-to-Deal-with-the-Worst-Case-Situations-of-the-21st-Century-by-Hugo-Villabona.pdf
    • http://loaminoo.linkpc.net/6095099091094091/The-Worst-Case-Scenario-Survival-Handbook-Life-Life-by-Joshua-Piven.pdf
    • http://loaminoo.linkpc.net/3097094099092092/The-Worst-Witch-Saves-The-Day-Worst-Witch-Book-5-by-Jill-Murphy.pdf
    • http://loaminoo.linkpc.net/4092096092095097/The-Worst-Witch-to-the-Rescue-Worst-Witch-6-by-Jill-Murphy.pdf
    • http://loaminoo.linkpc.net/9090098099097/The-Worst-Witch-Strikes-Again-Worst-Witch-2-by-Jill-Murphy.pdf
    • http://loaminoo.linkpc.net/6095099092093097/The-Marriage-Scenarios-by-Ingmar-Bergman.pdf
    • http://loaminoo.linkpc.net/6095099091094097/Dare-to-Be-Different-Scenarios-1-2-by-Nicole-O-39-Dell.pdf
    • http://loaminoo.linkpc.net/6095099092090090/Futurevision-Scenarios-for-the-world-in-2040-by-Richard-Watson.pdf
    • http://loaminoo.linkpc.net/6095099092096099/The-Worst-Case-Scenario-Survival-Handbook-Golf-by