MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged by multiple heuristics as a link farm, containing numerous external links to other PDFs. The ML classifier and ClamAV also identified it as malicious, specifically as a phishing trojan. The primary malicious activity appears to be directing users to external URLs, likely for phishing or further malware distribution.
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://vilenefex.ru/wix?keyword=cougar+automation+linkedin PDF link annotation
- https://cdn-cms.f-static.net/uploads/4370266/normal_605889413d89e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416656/normal_600f621bab2b4.pdfIn PDF document text
- https://nezokamovijemi.weebly.com/uploads/1/3/1/8/131856769/4824621.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4388820/normal_603df42688486.pdfIn PDF document text
- https://juzemadarerux.weebly.com/uploads/1/3/1/4/131437885/0d7ea9f48bd5b1f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417045/normal_6056aafb72bc7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480884/normal_601daf999ce34.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4497093/normal_6006660e6d08e.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://b5c90759-dbf8-4ccd-b12d-e23c958527f9.filesusr.com/ugd/915a55_5c808348f57345f7aa8fcc6b6ef3f5e6.pdf?index=trueIn PDF document text
- https://52c77544-2eb8-427c-ad0e-a8a7e2ea9366.filesusr.com/ugd/93288f_f0f6d17b0c17457699f65d5d50bc752a.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/novipaliwid/xutagoxipitudor.pdfIn PDF document text
- https://d19688e0-347f-4d9d-8cb3-d47c6e049f3d.filesusr.com/ugd/c618e9_2cd264f04e5f44b284aeb03eac946193.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zerepuzuze/lunch_invitation_card_template.pdfIn PDF document text
- https://081e7fb2-604d-424b-9b75-a58d54a71a44.filesusr.com/ugd/abd6ea_076b92dad6f94909ad5a78c2ce3ed99c.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/divelikubapiwaj/experienced_teacher_resume_template.pdfIn PDF document text
- https://d3dd75b0-514a-4dbf-a1f7-973a5b421fb1.filesusr.com/ugd/5b46ec_adf17d83ffef4deb9ca484231ff76d0a.pdf?index=trueIn PDF document text
- https://e1213f85-9714-4753-9c1f-0959a36ed6a0.filesusr.com/ugd/12dc78_a310de9560254aa3b44564703742160a.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/xazarujokemus/how_to_calculate_mediterranean_diet_score.pdfIn PDF document text
- https://s3.amazonaws.com/tojabixefova/medios_de_comunicacion_formal_en_una_empresa.pdfIn PDF document text
- https://656adf98-7a81-40bd-8d0f-2b9c27d09201.filesusr.com/ugd/268ab1_85538c71a8524cf9a47075f7e0ed8f22.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_off0000fb5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB5B | 4936 bytes |
SHA-256: 9096ac4cf07fd64ec9af2a16e3fad0fb06f5bcd958892221b993cdbe1141dda2 |
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font_01_sfnt_off00010c0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C0C | 11008 bytes |
SHA-256: 96c57ff069da9ee24b85d1efca0482998d74b3dd06fce0a71e1b7ffa63cfef8d |
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