Malicious PDF — malware analysis report

Heuristics 8

• ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
  ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
• PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
  PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
• 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://gogabaxada.weebly.com/uploads/1/3/4/8/134852864/bf4d4ea3.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.
• QR-code redirect lure medium SE_QR_LURE
  Document instructs the user to scan a QR code with a phone — consistent with QR phishing, but also common in legitimate documents
• 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://dafemum.ru/strik?utm_term=complex+sentence+effect+meaning In PDF document text

  • https://gogabaxada.weebly.com/uploads/1/3/4/8/134852864/bf4d4ea3.pdfIn PDF document text
  • http://bitalotava.scienceontheweb.net/ti_ba_ii_plus_tutorial.pdfIn PDF document text
  • https://vaxamapex.weebly.com/uploads/1/3/4/0/134017084/8812994.pdfIn PDF document text
  • https://cdn.sqhk.co/zarepowake/hbgWM9I/2912726142.pdfIn PDF document text
  • https://rawiranuxox.weebly.com/uploads/1/3/4/6/134618620/9291521.pdfIn PDF document text
  • http://fafuzum.sportsontheweb.net/83572455997.pdfIn PDF document text
  • https://cdn.sqhk.co/tezakagadol/jgOrCib/60435118749.pdfIn PDF document text
  • https://cdn.sqhk.co/jogeguzotire/gdhbOjf/9828620677.pdfIn PDF document text
  • https://xejapekedom.weebly.com/uploads/1/3/4/8/134864907/sazesev.pdfIn PDF document text
  • https://ketuvukelese.weebly.com/uploads/1/3/4/3/134351906/kivujegef.pdfIn PDF document text
  • https://cdn.sqhk.co/jibetovo/tjhfgh2/download_wifi_qr_code_scanner_for_pc.pdfIn PDF document text
  • http://kanaxade.mygamesonline.org/zoom_505_sound_patches.pdfIn PDF document text
  • https://worubagazew.weebly.com/uploads/1/3/4/6/134639575/9458b3bf856888.pdfIn PDF document text
  • https://bokonipazesokut.weebly.com/uploads/1/3/1/3/131398478/kupizetekexagat-legojexigevawa.pdfIn PDF document text
  • http://giwewigipebi.medianewsonline.com/17401305431.pdfIn PDF document text
  • https://vuguboxu.weebly.com/uploads/1/3/4/6/134672273/vekibofomonazutadoki.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • http://vawivulumekil.onlinewebshop.net/sintomas_de_anemia_falciforme.pdfIn PDF document text
  • https://s3.amazonaws.com/medaliwifufugel/celtic_mythology_pronunciation_guide.pdfIn PDF document text
  • https://s3.amazonaws.com/garorowa/52419332688.pdfIn PDF document text
  • https://s3.amazonaws.com/viromibukoleliw/how_to_draw_a_brain_in_illustrator.pdfIn PDF document text
  • http://jofikuv.atwebpages.com/35986523604.pdfIn PDF document text
  • http://bivojeda.atwebpages.com/witcher_2_essential_mods_reddit.pdfIn PDF document text
  • https://s3.amazonaws.com/sefiwegegagu/94999130836.pdfIn PDF document text
  • https://s3.amazonaws.com/vitelitubovuluj/best_travel_guides_for_greece.pdfIn PDF document text
  • http://rorokepu.atwebpages.com/big_data_java.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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