MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 5
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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 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://midufefew.ru/award?keyword=ruet+admission+circular+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4474478/normal_5fd137e345c0b.pdfIn PDF document text
- http://fuvagezilavez.mygamesonline.org/1565209776.pdfIn PDF document text
- http://mufutekuson.getenjoyment.net/list_of_laboratory_apparatus_and_their_functions.pdfIn PDF document text
- http://tuduvodakep.mypressonline.com/9323623019.pdfIn PDF document text
- http://supermagazforsale1.xyz/noxebavatunozalekovobuxigjhoj.pdfIn PDF document text
- http://netewe9.xyz/honeywell_th5220d1003_manual_espaolj0wzh.pdfIn PDF document text
- http://ses-paypal.com/dexafepewufisofivagimewimqrri.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4477916/normal_5fd34d140cb8f.pdfIn PDF document text
- http://hookup157.online/behaviorism_and_social_learning_theory_views_development_asxkrsl.pdfIn PDF document text
- http://penafur.scienceontheweb.net/fiwad.pdfIn PDF document text
- http://remontnatali.ru/vutijexawenugewetonarc2t6b.pdfIn PDF document text
- http://rimiripa.mypressonline.com/luzawidanilevabudivabep.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://f579be4a-c2ec-451d-94ee-532237c06880.filesusr.com/ugd/9f6a24_fe90b0bfd847442780c68b5a0fb3fd3a.pdf?index=trueIn PDF document text
- https://23751d96-d7b3-42ca-b8ca-e459b671ea95.filesusr.com/ugd/7de994_c80e76a51a2142cc82f03aabd6dd6856.pdf?index=trueIn PDF document text
- https://0b7b936c-93ac-4a60-9644-6ba220b934cc.filesusr.com/ugd/b4bf80_4b46b3a34ad54104a720cfb1e3e0f792.pdf?index=trueIn PDF document text
- https://b2fc43c4-60ab-4dc1-a1c8-84833fda4e2a.filesusr.com/ugd/37321e_2e0cf1fd1d7e471fbc7dc52cb93de706.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/d211284b-e5a4-4336-8b57-ed87b3aafa9d/tufagalutotuva.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/07aa42a8-dca9-472c-a7d6-eaf9e2210072/23312674305.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1ecf1b63-8ecd-43ba-a4e0-49752f096aff/fozezefenipigenujiwe.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d07d156d-6495-460c-872b-f8d9a9287895/how_do_you_sing_in_cursive.pdfIn PDF document text
- http://nunavaxukozu.onlinewebshop.net/beautiful_in_white_sheet_music.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e60371a3-9b8e-4aea-bfb9-de12131328af/are_school_uniforms_beneficial_argumentative_essay.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
- http://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f5b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5B0 | 5308 bytes |
SHA-256: 2f3c48b986d56d253269c28894d90c989ea19a346d24946eff072dc6af8daf59 |
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font_01_sfnt_off000107a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107A9 | 9256 bytes |
SHA-256: 4a57924845da45967e3abae14649299fb47a82838dad0ca71d876e130d3946b2 |
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font_02_sfnt_off000125b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125B0 | 11612 bytes |
SHA-256: e3f74d8d504c6570252436c2422e7ecd3915b314df38015e65c069177994f52e |
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