Malicious PDF — malware analysis report

Static analysis result for SHA-256 647feed712800696…

MALICIOUS

PDF

21.8 KB Created: 2020-04-15 15:21:32 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: b4f9ee9b7c411f7acb1fc858257b9809 SHA-1: 74068706bb166e85d2c3b7f4510e313220e91949 SHA-256: 647feed7128006961cac5f6c17ad9c08b7cb440897a4769031502a81a5aabf5c
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains numerous external links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a link farm or redirection scheme. The document body, though partially corrupted, indicates a 'Herbs and spices quiz pdf' lure. The embedded URLs likely lead to malicious content or further stages of an attack. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9903

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://jamesdelbourgo.com/uploads/1/3/0/4/130435650/130435650.html#herbs+and+spices+quiz+pdf
    • http://dmvluxurylimo.com/uploads/1/3/0/9/130969291/e3879352b9acf.pdf
    • http://jewelry2013.com/uploads/1/3/0/5/130551251/9867780.pdf
    • http://thatonebeautybar.com/uploads/1/3/0/4/130488626/sozizumogoraneralo.pdf
    • http://allivphotos.com/uploads/1/3/0/6/130620551/tagapara-xijazamuxinotod.pdf
    • http://lifesizing.us/uploads/1/3/0/8/130814931/ee213c226ea60.pdf
    • http://bluegrass-gasket.com/uploads/1/3/0/2/130272985/savodibisomolivibe.pdf
    • http://mewantemooseicdayglasgow.com/uploads/1/3/1/3/13

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