Malicious PDF — malware analysis report

Static analysis result for SHA-256 c094c2fec522a3fb…

MALICIOUS

PDF

26.7 KB Created: 2020-04-12 03:41:04 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 4cdd7d348faa3e9201470ce7cd8eb8ed SHA-1: 8ea6babe06930ccfb14ed2146e413dab7c75f6f4 SHA-256: c094c2fec522a3fbee7e37723f3e53a94a6960119626d1df6827144cad59831a
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of external links to other PDF files hosted on various domains, indicative of a link farm or SEO spamming technique. The document body contains text related to 'Super Mario Bros 3 snes rom usa', suggesting a lure to attract users searching for such content. The primary goal appears to be driving traffic to these linked resources, potentially for advertising or further malicious redirection.

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://nztradies.com/uploads/1/3/0/7/130739776/130739776.html#super+mario+bros+3+snes+rom+usa
    • http://redrockcounselingservices.com/uploads/1/3/0/6/130639888/9900103.pdf
    • http://coinreinsurance.org/uploads/1/3/0/7/130738710/sugojifategiviji.pdf
    • http://northprovisions.com/uploads/1/3/0/6/130620957/pogeje_tinama_zilupaboza.pdf
    • http://tnrsolutions.net/uploads/1/3/0/5/130542780/24c3f1a9a80c0a8.pdf
    • http://rudiverkempinck.com/uploads/1/3/0/3/130379219/pexupopul.pdf
    • http://dri-uk.org/uploads/1/3/1/3/131383771/nupenokorafaletodego.pdf
    • http://90210condos.com/uploads/1/3/0/3/130313004/ae5a92dc2685f1.pdf
    • http://lathaminteriors.org/uploads/1/3/1/4/131408928/927aee45c5baeb.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004332.bin
499a1f53382014ab043e167af3597c7c70562fe9a8170466b9f10077f1f202e7		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4332 7180 bytes

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