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 0.9998
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://xezojetit.ru/strik?utm_term=el+burlador+de+sevilla+movimiento+literario PDF link annotation
- http://prostotit.site/procesos_cognitivos_basicos_y_superiores_resumenl743h.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4376610/normal_60450d70e873d.pdfIn PDF document text
- https://garijonomiwobe.weebly.com/uploads/1/3/4/7/134711127/jakodatipukin.pdfIn PDF document text
- https://ponebivilu.weebly.com/uploads/1/3/4/5/134505494/752c585c7f769.pdfIn PDF document text
- https://luzuredero.weebly.com/uploads/1/3/4/0/134016924/657e25ffc4fe54.pdfIn PDF document text
- http://homeolimp.com/what_causes_decreased_bowel_transit_timeyn7rc.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495244/normal_604a8f1caca20.pdfIn PDF document text
- http://masito.space/best_login_page_design_templateszbkwr.pdfIn PDF document text
- http://leree6.club/97396940103friy8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4444358/normal_6043652d33313.pdfIn PDF document text
- https://dofafurubes.weebly.com/uploads/1/3/4/7/134762343/pirexox_nisemizoluvewag.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/db5235a9-a048-4617-bf5c-04ddf1ecf897/meretajametesenaritunepu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f0ee3875-a5ff-4a41-b254-4b90e94ada8f/76430482755.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6bc980c6-27b8-435f-90b5-79e77686227e/tifusoma.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/359bdfb7-62d0-4022-9ff5-03dd2890ecc6/75575902948.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ca9dcb29-a766-4b12-923f-750c7bd28cd9/what_are_the_5_love_languages_for_couples.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cf33420d-7aea-46fe-82c9-542c64518815/fasebodegabu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9591f3b7-be47-4404-bdb1-32e121e6361a/what_is_participatory_development_in_social_work.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/14f470ce-3cc4-4871-b9ee-09007873ae5b/15672759453.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ee90d5d9-a4d5-4cb7-8857-3081f354927b/94756483826.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000126d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126D4 | 5128 bytes |
SHA-256: 3880ca9f45589ed2df0661893995be286d8142bcca6b4c6f4f19ebe9bf36fa55 |
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font_01_sfnt_off0001382f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1382F | 12216 bytes |
SHA-256: 32ffb26465f8d1144a217e4cae45b6c8e84fe4498c9e3ad63ccbc4d88709de13 |
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