MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing attempt. It contains numerous external links, including one to `druttle.ru`, which is likely part of a link farm designed to redirect users to malicious content. The document body, though heavily obfuscated, appears to be a lure related to test answers, aiming to trick users into clicking the embedded malicious URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://druttle.ru/wix?keyword=holt+mcdougal+biology+chapter+4+test+answers PDF link annotation
- https://cdn-cms.f-static.net/uploads/4451033/normal_601afcabc1c48.pdfIn PDF document text
- https://vesabigixovo.weebly.com/uploads/1/3/1/8/131857304/1192832.pdfIn PDF document text
- http://paxezimusosesa.scienceontheweb.net/catalogo_mary_kay_maio_2020.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417653/normal_6068259e4ae83.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417537/normal_5feb1f5cb71ba.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4451376/normal_600d26fb680f2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366311/normal_60260d822b067.pdfIn PDF document text
- http://ririzobe.medianewsonline.com/handbook_of_livestock_management.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4413693/normal_5fe021e3e03b0.pdfIn PDF document text
- http://werikipirojenob.scienceontheweb.net/29770768106.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450250/normal_606c271040f0d.pdfIn PDF document text
- http://zijixiteluwek.scienceontheweb.net/1984_study_guide_answers_part_2.pdfIn PDF document text
- https://razivizufizide.weebly.com/uploads/1/3/4/5/134525322/8d22a5233.pdfIn PDF document text
- http://dorugatutaxovi.scienceontheweb.net/22533887468.pdfIn PDF document text
- https://xesirizibolaz.weebly.com/uploads/1/3/4/4/134432563/dbb660a22.pdfIn PDF document text
- https://duxuxapuxud.weebly.com/uploads/1/3/5/3/135332588/tamatixavekizurotigo.pdfIn PDF document text
- http://dotenipago.medianewsonline.com/popsicle_stick_house_plans.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://5b3500e9-40b4-440a-9ada-171ed8bcf4c9.filesusr.com/ugd/7820d0_1fe5b5fa2cfb49dd8ca2e81f0908e686.pdf?index=trueIn PDF document text
- https://189c2d36-84ff-4b81-9465-96c33c1d3b91.filesusr.com/ugd/35ddae_b08d9e70005c44b7af448884f58c525d.pdf?index=trueIn PDF document text
- https://eb72eaa1-ef55-40a3-a653-f6d21bccf295.filesusr.com/ugd/54913d_931bfd42a11a43738123a18185bb33ef.pdf?index=trueIn PDF document text
- https://8d2868a3-57b7-484c-81f6-493c1c4f5daa.filesusr.com/ugd/a8ca0f_7e0f5a96032844ee93ac2518378e1f8f.pdf?index=trueIn PDF document text
- http://fataragoreb.myartsonline.com/vexetakiwuwabuminubal.pdfIn PDF document text
- https://f770b3d7-c897-40e0-9323-5ad0abd91552.filesusr.com/ugd/1fa6dd_18db33921f0b4953965abd8deeefe48e.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000237ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x237AB | 5752 bytes |
SHA-256: 25349ef8d3e24cbf118b497235550c31f321ebb9f25fe8d5c51e0cf190a8ccc4 |
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font_01_sfnt_off00024b2b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x24B2B | 11636 bytes |
SHA-256: e06b82055b88fe2d1f4c8e084f2d1385c1c9de1719a6714939de1bb36ea3690f |
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font_02_sfnt_off0002728b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2728B | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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