Malicious PDF — malware analysis report

Heuristics 7

• 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://lotefexikig.weebly.com/uploads/1/3/4/0/134097130/rovaliwiwuropol-lagejuwu-wugusu-vafiv.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://seumenha.ru/award?keyword=fundamentals+of+economics+pdf+free+download PDF link annotation

  • http://vawadofofasip.getenjoyment.net/ballistic_missile_defense_review.pdfIn PDF document text
  • https://lotefexikig.weebly.com/uploads/1/3/4/0/134097130/rovaliwiwuropol-lagejuwu-wugusu-vafiv.pdfIn PDF document text
  • http://wojisub.mypressonline.com/tratamentos_para_deficincia_de_vitamina_b12.pdfIn PDF document text
  • http://dexiserabasavo.mygamesonline.org/6459899174.pdfIn PDF document text
  • http://metiwizonud.getenjoyment.net/pojadagapigimikezi.pdfIn PDF document text
  • https://sugelazo.weebly.com/uploads/1/3/4/7/134767002/jowuxijixizoxi_venexavon.pdfIn PDF document text
  • http://diluzadumavotux.getenjoyment.net/2006_chevy_malibu_repair_manual.pdfIn PDF document text
  • https://judavolegarar.weebly.com/uploads/1/3/1/8/131871921/507ece81a345f.pdfIn PDF document text
  • https://zuduloto.weebly.com/uploads/1/3/4/6/134623707/2579447.pdfIn PDF document text
  • http://nujusepu.iblogger.org/what_is_the_chinese_tik_tok_song_called.pdfIn PDF document text
  • http://riwotivadejud.sportsontheweb.net/niwafivewipadudasizel.pdfIn PDF document text
  • https://lonofajizol.weebly.com/uploads/1/3/5/3/135389348/wixakiragi-mepanafi.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • http://wizerojagapez.rf.gd/who_is_considered_immediate_family_for_bereavement_leave_walmart.pdfIn PDF document text
  • https://5ce19dfa-329f-495d-88d1-e1e7834d9072.filesusr.com/ugd/d902bb_da5455c373b342f29c0947c4f8decde9.pdf?index=trueIn PDF document text
  • https://af30af13-e0b7-4de0-aca7-7783c01eade2.filesusr.com/ugd/9757e7_c4ec1e29694544f78898f19060fb7981.pdf?index=trueIn PDF document text
  • https://a161ff94-1a6f-4367-b6f8-8e513a5e676d.filesusr.com/ugd/4c7633_c4e0345372c643dda7557aa4803c836f.pdf?index=trueIn PDF document text
  • https://47ab6ce1-aee6-4086-a8e7-31fe393d2411.filesusr.com/ugd/afbef4_59741d896f5d40dc81347f3df7cd1cc3.pdf?index=trueIn PDF document text
  • http://pijiwir.rf.gd/buduvasipoxukizol.pdfIn PDF document text
  • https://30fe55a9-f0c7-4aec-9bf5-b9d2225d99a8.filesusr.com/ugd/c4a51e_05ee21f2e3ac41aa966bb5dfd3f7d851.pdf?index=trueIn PDF document text
  • http://gixejemazob.myartsonline.com/south_african_calendar_with_public_holidays_2020.pdfIn PDF document text
  • http://paxurebuguxowi.rf.gd/kububujekudanobu.pdfIn PDF document text
  • http://vokesakogo.onlinewebshop.net/educational_psychology_noun.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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