Malicious PDF — malware analysis report

Static analysis result for SHA-256 ee906c6c192e35b9…

MALICIOUS

PDF

68.1 KB Created: 2021-04-05 05:01:59 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-01
MD5: 7fee12251fe2ad7082eacf9c4e80f1ec SHA-1: 74b7916eb715dad5982e5b86f5e46c9b3f681740 SHA-256: ee906c6c192e35b9e92055103c0d4619a8a83101be21c8a44f22f723bf0fbc46
124 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7537

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • 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 https://jacksth.ru/strik?utm_term=matthew+25+niv+bible+gateway PDF link annotation
    • https://cdn-cms.f-static.net/uploads/4413117/normal_604021551471f.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4454435/normal_60592f82d5146.pdfIn PDF document text
    • https://cdn.sqhk.co/fafopikej/w6xngjz/5085864051.pdfIn PDF document text
    • http://tixarofisaru.22web.org/85628990124.pdfIn PDF document text
    • https://cdn.sqhk.co/butiluluvuk/KjaHMhi/cardboard_recycling_omaha.pdfIn PDF document text
    • http://ooovseanalizi.ru/philips_32pfl3506_f7_overscani1wsd.pdfIn PDF document text
    • http://reduslimitalia-oficial.site/six_way_paragraphs3u8sq.pdfIn PDF document text
    • https://cdn.sqhk.co/pokemazikera/jfuheBu/barbour_jacket_fitting_guide.pdfIn PDF document text
    • http://1green.space/my_airtel_video7jnrx.pdfIn PDF document text
    • https://cdn.sqhk.co/fagaxirupunu/gej1T1K/cultist_simulator_rites.pdfIn PDF document text
    • http://gitilapen.66ghz.com/72726532307.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4491945/normal_6011fc04e2798.pdfIn PDF document text
    • https://cdn.sqhk.co/pidefatop/Igg5hgk/alien_resurrection_director_s_cut_runtime.pdfIn PDF document text
    • http://comp-arenda.site/381568271605h8t5.pdfIn PDF document text
    • http://labotiz.rf.gd/cambridge_english_objective_advanced.pdfIn PDF document text
    • http://latananuv.epizy.com/12762507269.pdfIn PDF document text

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