Malicious PDF — malware analysis report

Static analysis result for SHA-256 bf24e5c8c3b04d89…

MALICIOUS

PDF

20.7 KB Created: 2019-05-02 18:47:18 +01:00 Authoring application: mPDF 5.7
MD5: 0851843f3f5a8a0becc1d8a3f798aa27 SHA-1: c31ec266d68989ba141459bf07a033571c204ff5 SHA-256: bf24e5c8c3b04d89c4cc10d9bb178567d88f803193b2f81c6c13d7eb906b5baa
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of embedded links to external PDF documents, as indicated by the PDF_SEO_LINK_FARM heuristic. While the document body is heavily obfuscated, the presence of numerous links suggests an attempt to direct users to potentially malicious content hosted on external domains. The ML classifier also flagged this PDF with high confidence.

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/9092096092092095/Women-In-The-Israel-Defense-Forces-A-Symposium-Held-On-21-November-2002-At-The-Israel-Democracy-Institute-The-Army-And-Society-Forum-by-Baruch-Nevo.pdf
    • http://loaminoo.linkpc.net/1091091095096095096/Child-Health-and-Behavioral-Medicine-A-Special-Issue-of-the-International-Journal-of-Behavioral-Medicine-by-Jan-Wallander.pdf
    • http://loaminoo.linkpc.net/9092096092098092/Evolutionary-Theory-and-Processes-Modern-Perspectives-Papers-in-Honour-of-Eviatar-Nevo-by-Eviatar-Nevo.pdf
    • http://loaminoo.linkpc.net/7092095099095096/Legal-Aspects-of-Economic-Integration-Les-Aspects-Juridiques-de-l-Int-gration-conomique-Workshop-1971-Colloque-1971-by-Jo-l-Rideau.pdf
    • http://loaminoo.linkpc.net/7096094091091098/U-N-Security-Council-Reform-and-the-Right-of-Veto-A-Constitutional-Perspective-Legal-Aspects-of-International-Organization-32-Legal-Aspects-of-International-Organization-32-by-Bardo-Fassbender.pdf
    • http://loaminoo.linkpc.net/6099098093097091/Publication-Manual-of-the-American-Psychological-Association-by-American-Psychological-Association.pdf
    • http://loaminoo.linkpc.net/3090095097092099/Paternity-by-Susan-Baruch.pdf
    • http://loaminoo.linkpc.net/2092092091090096/Complete-Works-by-Baruch-Spinoza.pdf
    • http://loaminoo.linkpc.net/4097099099098/The-Palestinian-People-A-History-by-Baruch-Kimmerling.pdf
    • http://loaminoo.linkpc.net/3099097093094097/Tractatus-Theologico-Politicus-by-Baruch-Spinoza.pdf
    • http://loaminoo.linkpc.net/1090094096091090/Theological-Political-Treatise-by-Baruch-Spinoza.pdf
    • http://loaminoo.linkpc.net/2092099095090093/Cognitive-Behavioral-Therapy-by-Tao-Lin.pdf
    • http://loaminoo.linkpc.net/6098097090098099/Etica-versione-digitale-con-ipertesti-by-Baruch-Spinoza.pdf
    • http://loaminoo.linkpc.net/1090099090093099091/Ethik-in-geometrischer-Ordnung-dargestellt-by-Baruch-Spinoza.pdf
    • http://loaminoo.linkpc.net/5096097097096/Diving-In-Art-amp-Coll-1-by-Kate-Cann.pdf
    • http://loaminoo.linkpc.net/8091092099095097/The-Diving-Bell-by-Todd-Strasser.pdf
    • http://loaminoo.linkpc.net/1091093090096093/Diving-Belles-by-Lucy-Wood.pdf
    • http://loaminoo.linkpc.net/7091090091099/Dreams-of-Sex-and-Stage-Diving-by-Martin-Millar.pdf
    • http://loaminoo.linkpc.net/7090090096094/The-Diving-Pool-Three-Novellas-by-Y-ko-Ogawa.pdf
    • http://loaminoo.linkpc.net/1091093092098095092/Diving-in-Resort-to-Love-2-by-Gretchen-Galway.pdf
    • http://loaminoo.linkpc.net/7092095099095096/Legal-Aspects-of-Economic-In

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