MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by multiple heuristics, including a critical ClamAV detection and an ML classifier. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to distribute malicious content or phish users. The PDF_SEO_LINK_FARM heuristic indicates a mass of external PDF links, pointing towards a coordinated effort to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall 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.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe 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.
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Embedded URL info EMBEDDED_URLOne 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://xajibur.ru/award?keyword=arthrex+mpfl+technique+pdf PDF link annotation
- https://wagezulixi.weebly.com/uploads/1/3/2/6/132695300/nepufe.pdfIn PDF document text
- http://fikosarodone.medianewsonline.com/wanawuzimezabi.pdfIn PDF document text
- https://sokijaxojo.weebly.com/uploads/1/3/5/4/135400829/tuwiribine-bagemomudi.pdfIn PDF document text
- https://mogeletonedilo.weebly.com/uploads/1/3/1/4/131482944/e5002a40126ac08.pdfIn PDF document text
- https://dafizigupiteg.weebly.com/uploads/1/3/4/4/134492389/8841767.pdfIn PDF document text
- https://mowolonob.weebly.com/uploads/1/3/4/8/134874237/ruzuxitapa.pdfIn PDF document text
- https://gadudomarun.weebly.com/uploads/1/3/4/7/134705140/simeb.pdfIn PDF document text
- https://lejujazu.weebly.com/uploads/1/3/5/3/135337057/bf9289c6e9b54.pdfIn PDF document text
- https://nesurufaratetud.weebly.com/uploads/1/3/1/4/131408203/d6942613.pdfIn PDF document text
- http://jiteruruw.sportsontheweb.net/how_to_double_crochet_a_blanket.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://nedizilunok.myartsonline.com/zomidijatip.pdfIn PDF document text
- https://9ef77391-fdd1-48d8-ba15-364b07375333.filesusr.com/ugd/ebefdf_8c794f340ccb4a58babf87a7029c3ee1.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/15dd82d3-e1d1-4d72-b24e-6c02ea6fceea/general_science_physics_questions_and_answers_in_hindi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/06fca590-d5ac-4526-b133-ad39d8947eb1/54192873366.pdfIn PDF document text
- http://vujadexofon.atwebpages.com/ahmadou_kourouma_soleil_des_indpendances.pdfIn PDF document text
- https://26c1613e-5d28-4fa3-89cb-3d2c9ab59faf.filesusr.com/ugd/fe83c3_542a77089e314c918eff4ba3a3fcf27e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/454d9701-ac15-401a-892c-c594c0cab36f/sample_journal_entries_for_high_school_students.pdfIn PDF document text
- https://9b08d158-0e0f-4203-9b31-e1272d977b1c.filesusr.com/ugd/086daf_6f6032fe956c4a838e432d26e1159d9d.pdf?index=trueIn PDF document text
- https://92fed17e-af34-466b-b3fe-38cd9ef27699.filesusr.com/ugd/192d58_3fc5633a349344448bf7da3818323c18.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a35cf8a8-b0ea-4cfe-8ed0-e795753708b8/94748936389.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000db5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB5F | 5192 bytes |
SHA-256: cdcec9605d08e5311490bccadaa59a79e38ea88637e1fe799dd9c274344ed34b |
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font_01_sfnt_off0000ece5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECE5 | 11056 bytes |
SHA-256: 47ea05ec480b24d5f5fbc144b2aaa87e338de5800e4753536b8fec6114b7444e |
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