Malicious PDF — malware analysis report

Heuristics 7

• 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 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://xipakopubax.weebly.com/uploads/1/3/5/9/135966228/gototuloritepo.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.
• 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/123?utm_term=audible++to+pc PDF link annotation

  • https://xipakopubax.weebly.com/uploads/1/3/5/9/135966228/gototuloritepo.pdfIn PDF document text
  • https://cdn.sqhk.co/sepokafaru/bicRfjb/53454841051.pdfIn PDF document text
  • http://helpcopyright-service.com/monster_musume_read_onlinelqp8h.pdfIn PDF document text
  • https://cdn.sqhk.co/jabisopomuxo/b1RHjg4/33167556997.pdfIn PDF document text
  • https://cdn.sqhk.co/mopewedote/iejcjdH/piano_tiles_despacito_apkpure.pdfIn PDF document text
  • https://cdn.sqhk.co/mevazasid/e2UJhaR/naguki.pdfIn PDF document text
  • https://nusuxoxoli.weebly.com/uploads/1/3/2/7/132710665/9074344.pdfIn PDF document text
  • http://lyudi23.ru/sauder_beginnings_computer_desk_assembly_instructions017jw.pdfIn PDF document text
  • https://cdn.sqhk.co/rapovixovuti/jchi5e8/60775420748.pdfIn PDF document text
  • https://cdn.sqhk.co/buwozumu/hhIbcgh/98776004729.pdfIn PDF document text
  • http://winclean-shop.space/16788172198yjhcw.pdfIn PDF document text
  • https://cdn.sqhk.co/melipetoluf/hjhb2jd/new_york_travel_guide_by_mail.pdfIn PDF document text
  • https://cdn.sqhk.co/dusujukakal/iMiiBrR/zazepiresatinojeg.pdfIn PDF document text
  • http://cadenalia.com/ringtone_song_free_firera9zk.pdfIn PDF document text
  • https://mepifinifiwiza.weebly.com/uploads/1/3/4/3/134334375/712f954555.pdfIn PDF document text
  • http://allerop.xyz/butterball_turkey_roasting_instructionsjs7pj.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/980d2e8e-a06c-4983-921a-7ed718b5a0bc/nasekimidibamulikok.pdfIn PDF document text
  • https://d09251a9-b09e-4077-8ccb-24037f005f7b.filesusr.com/ugd/a6ce17_c58967457a894a28a84ce8e9c4702dfb.pdf?index=trueIn PDF document text
  • https://89d37d93-eaf9-4fc7-8d5e-07438b8f18e7.filesusr.com/ugd/e80f4c_659ae901d2984745ab1bab7f5f3b2db9.pdf?index=trueIn PDF document text
  • https://uploads.strikinglycdn.com/files/6fb8e37b-e642-4429-af5e-53d8292cc465/hp_probook_6560b_core_i7_specs.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/650e8b30-790d-4081-974b-693055100b96/how_to_change_crotch_strap_on_graco_nautilus.pdfIn PDF document text
  • https://3e3188f7-d9e9-48da-9af6-4e6760718ee0.filesusr.com/ugd/4f7562_2388e4dd12ce43afb769922c5cf5bacc.pdf?index=trueIn PDF document text
  • https://uploads.strikinglycdn.com/files/de8b8d89-f3ac-4b36-8253-401a536c7c51/58679230525.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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