MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by ClamAV and an ML classifier. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or phishing operation. The primary external URI observed is 'https://zajinet.ru/wix?keyword=chada+fm+programme', and a significant number of other PDF links were found, pointing to domains like 'weebly.com' and 'strikinglycdn.com'.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://zajinet.ru/wix?keyword=chada+fm+programme PDF link annotation
- https://foxanebipukete.weebly.com/uploads/1/3/4/3/134309218/4416279.pdfIn PDF document text
- http://ultra0.space/685718516954p75m.pdfIn PDF document text
- https://tazerodine.weebly.com/uploads/1/3/4/5/134598813/gegumeru-nakixe-fowimuwi.pdfIn PDF document text
- http://mini-cam-v2.club/sewilanotus5w9y.pdfIn PDF document text
- https://bopugokux.weebly.com/uploads/1/3/4/9/134901566/bavonop.pdfIn PDF document text
- http://idealica-columbia.site/32973915756lf4yo.pdfIn PDF document text
- http://zdorovie-vashe-vse.xyz/mezutopabarepanujumadimxowy.pdfIn PDF document text
- https://fugunukotuji.weebly.com/uploads/1/3/4/5/134589730/2205046.pdfIn PDF document text
- https://guditeni.weebly.com/uploads/1/3/4/5/134529862/muzudodabod.pdfIn PDF document text
- http://mumolazesinidix.getenjoyment.net/39748883904.pdfIn PDF document text
- http://tekdouche.xyz/history_of_kashmiri_panditsmign3.pdfIn PDF document text
- http://ruwufuwetoj.mygamesonline.org/fokanepixugopepif.pdfIn PDF document text
- http://lnstagramcentre.net/huey_helicopter_vietnam_model5eftj.pdfIn PDF document text
- http://org-fruit.space/monster_truck_offroad_mad_truck_race_official_videokgyia.pdfIn PDF document text
- http://form-lnstagramverificationbadge.com/how_to_get_fl_studio_20.8lgtbf.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/56bcd16a-167a-4658-ba3c-8af38aded77f/55332382008.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c29b9fbb-653e-449d-beee-6f8daf49933e/divilugiz.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1c1d65fb-b402-467d-be72-893278ee919f/jubalovabamudijifuzolaxom.pdfIn PDF document text
- http://zubiluwetij.myartsonline.com/17660073323.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7176dc92-ba8f-4910-9fe4-9044fe4c3746/how_to_use_accutime_watch.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3c10f04c-850e-4f2a-b699-150a9cbe5740/best_smoothie_recipe_book_for_weight_loss.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c065a56f-c4fd-46af-b3f6-d070cadb7c2f/hayward_chlorine_feeder_cl220_leaking.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/92c121e0-1791-434f-b033-a5dea6b1d721/drag_and_drop_not_working_in_outlook_2016.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cc61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC61 | 5148 bytes |
SHA-256: 625372ebaa6dd7168607e7a1222480868719a1d0494de640f11062ecdbbf1cab |
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font_01_sfnt_off0000ddbd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDBD | 10728 bytes |
SHA-256: cb194fa6cfd4150315491890ed741ea154a99991a9e00b23cbe0d003b3492e3f |
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font_02_sfnt_off000102ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102AB | 17868 bytes |
SHA-256: cf40b12eba0cb410bb6b0b2d081ba3548eeb48dc6ae52307dbb4d3667c042ca5 |
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