Malware Insights
This PDF file was identified as malicious by ClamAV and an ML classifier, and it contains numerous embedded links. One critical heuristic indicates the presence of a PDF link farm pointing to potentially malicious redirector infrastructure, specifically citing 'https://dafemum.ru/wix?keyword=wtx+clamp+edge+guide'. Another heuristic highlights a link farm on disposable hosting, with 'http://vegofejolafud.mygamesonline.org/how_to_draw_for_beginners_step_by_step.pdf' being a representative example. The document body is heavily obfuscated, preventing a clear understanding of its direct user-facing content, but the extensive link farm strongly suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
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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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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://dafemum.ru/wix?keyword=wtx+clamp+edge+guide In PDF document text
- http://vegofejolafud.mygamesonline.org/how_to_draw_for_beginners_step_by_step.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4403563/normal_5ff758ada45c0.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4480590/normal_5ff47640e2b9c.pdfIn PDF document text
- http://punejew.mygamesonline.org/lier_2_pages.pdfIn PDF document text
- https://cdn.sqhk.co/savunowudob/jgcihS2/gajoxozasafurinaj.pdfIn PDF document text
- https://cdn.sqhk.co/nipigagavadu/d4hfhgG/pasamilebiwigusijal.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4501634/normal_601474ef1b2d3.pdfIn PDF document text
- http://dobofozepop.mygamesonline.org/fubojekedeboru.pdfIn PDF document text
- http://jovopomutulilo.medianewsonline.com/35772313540.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://24218389-b518-4ca3-8548-65eaf758daa4.filesusr.com/ugd/c836c3_17333031948f4fce8cb8e24819e40c6e.pdf?index=trueIn PDF document text
- https://507d1b22-ea03-4061-a262-f79425337ca2.filesusr.com/ugd/a374b9_559925e62aa14b0aa7b7e2240cdf050b.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/kotenu/44199748662.pdfIn PDF document text
- https://6a421494-2577-4416-904f-e17348f56b63.filesusr.com/ugd/85e76a_cdf1f5158df6409090dad66506ce03c6.pdf?index=trueIn PDF document text
- https://011f98f8-b45f-4578-a2fd-466b530f7845.filesusr.com/ugd/74e905_0d7194d1596f463795a63ab17281f504.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/jebokizez/14098574930.pdfIn PDF document text
- https://s3.amazonaws.com/satuja/the_fisherman_and_his_wife_helbling.pdfIn PDF document text
- http://varirojemixu.myartsonline.com/runofujukumoxo.pdfIn PDF document text
- https://dedb376b-efc3-4528-ac10-fc65d12f866c.filesusr.com/ugd/5f6074_e4d4ff2472f1409e99326929fd42ba34.pdf?index=trueIn PDF document text
- https://0f7a2101-273c-4f7f-b1fd-079d1ad923c1.filesusr.com/ugd/a7ea6f_8fe08a833581425c8039f75003ffa57c.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/datarofapakil/cheesecake_factory_red_velvet_cheesecake_nutrition_information.pdfIn PDF document text
- https://89d37d93-eaf9-4fc7-8d5e-07438b8f18e7.filesusr.com/ugd/e80f4c_1a0a00ca2e8347418925570417fe587f.pdf?index=trueIn PDF document text
- https://7fd92c66-d3af-485c-b7a9-31529ddfb1b5.filesusr.com/ugd/997d0f_b70de08bb4b8492493042fd704e86775.pdf?index=trueIn PDF document text
- https://5f90d536-2a72-4461-adff-280afd3056cb.filesusr.com/ugd/27c394_d409e8556935446f868b1eee50e3a838.pdf?index=trueIn PDF document text
- https://4407eba0-147d-4e9d-98ff-19010b67f466.filesusr.com/ugd/c1f2fd_efe8da1fdb084d76b6a33c861905e6b1.pdf?index=trueIn 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_off0000da61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA61 | 5200 bytes |
SHA-256: adc4114cef2e82ea4ef8121fbdcd411f0ace3884d6ec3bfef95427cfcd348a71 |
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font_01_sfnt_off0000ec18.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC18 | 11232 bytes |
SHA-256: 6deb530881c07e91e3ea0039c7ef5fa34869e80f947baebf73fcd1c535563a50 |
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