MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
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 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://midufefew.ru/strik?utm_term=merchant+of+venice+pdf+summary PDF link annotation
- https://static.s123-cdn-static.com/uploads/4476122/normal_5ff247d4d73ce.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4485310/normal_601ef26c65685.pdfIn PDF document text
- http://hookup157.online/tisekuvikizajuotj34.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4413707/normal_60082d1e110c7.pdfIn PDF document text
- http://noverst.xyz/aprendizajes_clave_preescolart9ae6.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4498702/normal_5fdde6be1c33a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454424/normal_6040d992917dd.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://18b09f4e-de4d-4c1b-9fe6-be55c63b1c00.filesusr.com/ugd/cd81e9_2769a507a32840eb940f74fd46d89c80.pdf?index=trueIn PDF document text
- http://pidukuniwid.epizy.com/74093417729.pdfIn PDF document text
- https://s3.amazonaws.com/midipes/fusigijadovipen.pdfIn PDF document text
- https://s3.amazonaws.com/zifozujiwi/rivelisikidodebakadonirod.pdfIn PDF document text
- https://1794ee33-230d-455b-98b1-84d48067edce.filesusr.com/ugd/551769_c768dcb1ff3e45088232756eff731b29.pdf?index=trueIn PDF document text
- https://35479656-6a94-44d6-ac55-da507c14a2ae.filesusr.com/ugd/d68318_6ca374d7741d4ca78f5ff737b5009872.pdf?index=trueIn PDF document text
- https://83372c7a-1065-4b07-8284-b64562b46e84.filesusr.com/ugd/035489_cf031268d97c4ef6ad509280873e0e1e.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/lowebemuwojiso/main_features_of_film_noir.pdfIn PDF document text
- https://ececae0b-1312-4a4c-959a-117928b3d478.filesusr.com/ugd/e6721e_f67c9f39ced744ac89db7655c9b8d635.pdf?index=trueIn PDF document text
- https://87c8fc71-818b-4167-bf0d-2ac3bc49ffd1.filesusr.com/ugd/f9d4cd_c8352cc4c4974120b14759011583ed6d.pdf?index=trueIn PDF document text
- https://4a39c6c9-989b-4d11-b2d8-cc0becc7f193.filesusr.com/ugd/ef0078_08558d580a9d4465b47bf8ad9f201635.pdf?index=trueIn PDF document text
- http://zaxutakizet.epizy.com/serigne_babacar_sy.pdfIn PDF document text
- http://futerubewubevu.epizy.com/mipejulesenigupumosogami.pdfIn PDF document text
- https://6f12065f-c45d-410c-b048-6ec23fb2b810.filesusr.com/ugd/02ccf7_3dd8cd02be764c168c40fac2e903d790.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_off00016f4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16F4C | 5528 bytes |
SHA-256: d4f3bf95afaa5fbb880993ad967f434014a338b586e9640909ddd6e8c6de8dd2 |
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font_01_sfnt_off0001820e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1820E | 11828 bytes |
SHA-256: 4648440001fc710d84aaad67550a39d38e64529d59d9318d0937892df78e9bd2 |
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