MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, many pointing to Weebly-hosted PDFs with numeric slugs, indicative of a link farm or SEO abuse. One of the primary external URIs, 'https://resalured.ru/strik?utm_term=zumdahl+chemistry+10th+pdf+download', suggests a lure for downloading a chemistry textbook PDF. The ClamAV detection and ML classifier strongly indicate maliciousness, likely phishing or trojan activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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 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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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://resalured.ru/strik?utm_term=zumdahl+chemistry+10th+pdf+download PDF link annotation
- https://tujozidu.weebly.com/uploads/1/3/4/6/134694944/simekebijozeb.pdfIn PDF document text
- https://xipazodi.weebly.com/uploads/1/3/4/3/134375507/xixeb_tejeje_merotipegula_nigujiduxewuw.pdfIn PDF document text
- https://lifofokir.weebly.com/uploads/1/3/1/6/131607054/6320846.pdfIn PDF document text
- https://xivovawa.weebly.com/uploads/1/3/4/8/134875493/72852584e6cf.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/29e3c7ed-924a-495b-9326-910129fe9974/37431463765.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d4867e4a-8d37-461a-a8af-5da415b29c0e/xatevanutuxorezobekowupiw.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0f29268a-7e65-431d-bb8a-c8c4f18af0b7/rothco_tactical_bdu_battle_dress_uniform_military_cargo_pants.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1bbaee3f-a8bf-4738-93b5-3412ac573d4e/zokovisewajureweveziwodap.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/132d3f1a-a4cf-414f-a3d2-40add0003928/tomar.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/65a2788f-3f2d-40c8-84cd-bf2aae6c3d02/craftsman_2_gallon_wet_dry_vac_bags.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f7099b24-5de1-4e00-9d88-0b3109e8210a/what_is_the_cubic_feet_of_my_kenmore_refrigerator_model_253.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/518e81c5-153b-4a3f-8f66-7564f46bf007/how_to_use_blood_pressure_wrist_monitor.pdfIn PDF document text
- https://s3.amazonaws.com/bejideba/52817083487.pdfIn PDF document text
- https://s3.amazonaws.com/tasufagijaremo/94262849809.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0f6908f4-c357-46df-b7e6-f9ed9fb08674/20013678788.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/501b499e-a22a-4ede-872b-4707372993a7/96777853679.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/26e6dc0c-d178-496c-9e48-16673a1c26b2/toyota_corolla_2009_engine_oil_capacity.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/778534ff-1288-4e6f-a01d-7213b8b052c3/how_to_pair_i-pilot_remote.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7500c08c-b5e2-41fb-b7a2-3553f033418c/pokemon_alpha_sapphire_walkthrough_psypokes.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/93a7d3bd-593e-43cb-baee-7aa603940167/nomowi.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_off0000e059.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE059 | 5740 bytes |
SHA-256: 03d477e59b4b1c445272f9024ae74d517a091080bc326d2e40b00b1ceb96c759 |
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font_01_sfnt_off0000f3d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3D3 | 10340 bytes |
SHA-256: 3171a32200ae86de4b3083f7d806560826f51b879ca9b876a61f069f7c4031e8 |
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