Malicious PDF — malware analysis report

Static analysis result for SHA-256 f4bd67137a79f6d8…

MALICIOUS

PDF

31.8 KB Created: 2020-04-28 08:49:11 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 8b4d2b538c6744b39aa415832ae8b344 SHA-1: 296e5b39aa21eb60b837ff3e747a201ce4026944 SHA-256: f4bd67137a79f6d8c3c7a129e7b651246a1c8daec34b8b0e4fb878de2f4593a4
62 Risk Score

Malware Insights

MITRE ATT&CK
T1598 Gather Victim Identity Information T1204 User Execution

The PDF file contains a significant number of external links, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various PDF files hosted on different domains, suggesting a link farm or distribution network. The embedded URL also points to a similar structure. The primary purpose appears to be directing users to external resources, potentially for SEO manipulation or to serve as a distribution point for further malicious content.

Heuristics 3

  • 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://alliancetranscription.org/uploads/1/3/1/4/131409717/131409717.html#criss+cross+inheritance+was+first+reported+by
    • http://banthedt.com/uploads/1/3/1/3/131379971/xefozoz_wuwuna.pdf
    • http://newstartimpressions.com/uploads/1/3/0/6/130640209/zonixukugikikiki.pdf
    • http://bismanplay.com/uploads/1/3/0/6/130621525/mudovumopogobawewori.pdf
    • http://parkstonenews.com/uploads/1/3/1/3/131380626/punafinixujegobabeda.pdf
    • http://agpersonnel.net/uploads/1/3/0/3/130379317/dfb4a6ef41dfd.pdf
    • http://themobfamily.com/uploads/1/3/0/6/130639728/tugejixuvenep.pdf
    • http://chasingjonah.net/uploads/1/3/1/4/131453682/zafabi_doborajus_wizesidovaxina_pusupetuwiboju.pdf
    • http://baysideimaginings.org/uploads/1/3/0/5/130542875/jexesivi.pdf
    • http://mysjportfolio.com/uploads/1/3/0/5/130545753/3768d47e139f89.pdf
    • http://eventsbyerrika.com/uploads/1/3/1/3/131398279/cade1baee.pdf
    • http://integrityproperties.org/uploads/1/3/0/5/130539101/8e2f1ec.pdf
    • http://smarthinkhub.net/uploads/1/3/1/4/131482968/131938.pdf
    • http://rosiesboutiqueny.com/uploads/1/3/0/4/130488345/difugowajok_mazok.pdf
    • http://hostmaster.rsmmotorsport.co.uk/uploads/1/3/1/6/131637719/luzezotez_teweluju_dagefenebenip.pdf
    • http://mananninmegs.com/uploads/1/3/0/6/130620660/ripugarosopip_firojunovexoxin.pdf

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