Malicious PDF — malware analysis report

Heuristics 8

• ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
  ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• 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.
• Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISH
  Document impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://tojaluteder.weebly.com/uploads/1/3/4/3/134384479/3562fe2adfe4e.pdf.
• 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.
• Callback phishing phone lure medium SE_CALLBACK_LURE
  Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
• External URI info PDF_URI
  PDF contains an external URL action
• Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
  The same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
• 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://jottigo.ru/strik?utm_term=dmv+audio+driving+test+appointment PDF link annotation

  • https://tojaluteder.weebly.com/uploads/1/3/4/3/134384479/3562fe2adfe4e.pdfIn PDF document text
  • http://fresh-ita.fun/955197621077zi19.pdfIn PDF document text
  • http://parubexe.iblogger.org/legesinesosokufusatozum.pdfIn PDF document text
  • http://tryici.xyz/mht_cet_question_papers_with_answers_free_download_biology6jyo0.pdfIn PDF document text
  • https://fejajeger.weebly.com/uploads/1/3/4/6/134614243/67b7501.pdfIn PDF document text
  • https://rofaxebawo.weebly.com/uploads/1/3/4/7/134750080/b109160d5ce96.pdfIn PDF document text
  • http://daliadiago.com/schwinn_bike_seat_installation_instructionskae7f.pdfIn PDF document text
  • https://finepeva.weebly.com/uploads/1/3/5/3/135347337/6c2bedf80f48.pdfIn PDF document text
  • https://nasaxedinevizuv.weebly.com/uploads/1/3/4/7/134759800/909610.pdfIn PDF document text
  • http://lujadexezusunam.22web.org/85428358399.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • https://uploads.strikinglycdn.com/files/d019deba-48d0-4961-af38-1386826b2f04/wejodoxufulopodiwubis.pdfIn PDF document text
  • https://58fabbca-0322-4868-a582-948aa19840f9.filesusr.com/ugd/93748c_b5ba9128f8ab4c0c875828763912f947.pdf?index=trueIn PDF document text
  • http://tagugatukosag.epizy.com/bavomifofesalon.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/13528be2-b6a0-4a5d-9632-76effae1d673/xipajigukerosemuvewajujep.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/adfa2d1b-175f-482f-aaf2-4fd8999898cb/dcs_world_mission_editor_tutorial.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/90dd1c03-4295-408f-a530-ed412fe7e293/how_to_set_time_in_casio_edifice_era_600.pdfIn PDF document text
  • http://xujijanuzovaziv.rf.gd/brush_pen_fonts_free.pdfIn PDF document text
  • http://gejevebo.epizy.com/newuw.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/10e79003-4e0c-4df8-af61-4876a3a1e7fa/xowavabe.pdfIn PDF document text
  • https://5b5cf7c4-d983-4e27-bd54-44d52fc9074e.filesusr.com/ugd/2f9450_58de1eb02e7942c199bdc51ba04dae52.pdf?index=trueIn PDF document text
  • https://uploads.strikinglycdn.com/files/44432fd2-11cb-4b46-a2e5-7caab329ed6d/zubatis.pdfIn PDF document text
  • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
  • http://purl.org/dc/elements/1.1/In PDF document text
  • http://ns.adobe.com/pdf/1.3/In PDF document text
  • http://ns.adobe.com/xap/1.0/In PDF document text
  • http://ns.adobe.com/xap/1.0/mm/In PDF document text
  • http://ns.adobe.com/xap/1.0/rights/In PDF document text
  • http://scripts.sil.org/OFLIn PDF document text

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