MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected 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 SEO manipulation tactic. One of the primary URLs, 'https://seumenha.ru/award?keyword=ina+bearings+catalog+pdf', is presented as a catalog, likely to deceive users into clicking. No scripts were extracted, but the PDF structure itself facilitates the redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://seumenha.ru/award?keyword=ina+bearings+catalog+pdf PDF link annotation
- https://nowagomasililub.weebly.com/uploads/1/3/0/7/130775830/zenuxanirofikijed.pdfIn PDF document text
- https://rejezulibege.weebly.com/uploads/1/3/4/0/134018585/2c76f399ac87646.pdfIn PDF document text
- https://mipikarekegimo.weebly.com/uploads/1/3/1/6/131606279/silej-dagoderuseg-texinonepu-sigafirijemusiz.pdfIn PDF document text
- https://devigafaviv.weebly.com/uploads/1/3/4/6/134698058/1080366.pdfIn PDF document text
- http://kopalirigel.mypressonline.com/kidolibobomolugenofif.pdfIn PDF document text
- http://mezajozugabaso.getenjoyment.net/quantum_consciousness.pdfIn PDF document text
- http://luwinilulurop.mywebcommunity.org/4832979121.pdfIn PDF document text
- https://pigulanofalo.weebly.com/uploads/1/3/1/4/131406379/kumota.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://3794eb9c-cc8b-492c-aecc-44533f76aaa6.filesusr.com/ugd/1ee69b_a6ab9525a85f4dd783fe84fda61eb073.pdf?index=trueIn PDF document text
- http://pabewuvuxaf.onlinewebshop.net/what_sparked_the_second_american_agricultural_revolution.pdfIn PDF document text
- https://3c1efe6f-6e34-41bb-a2c4-2be85dd3cb33.filesusr.com/ugd/41f880_0cc944f728af4f57b75a858340d13c9e.pdf?index=trueIn PDF document text
- http://dopovis.myartsonline.com/romeo_juliet_quotes_leonardo_dicaprio.pdfIn PDF document text
- https://s3.amazonaws.com/pajeriramal/kumikedinudagobamuju.pdfIn PDF document text
- https://f6180879-d31b-499c-8e42-fead7842c491.filesusr.com/ugd/007227_57a5fd5be06e445a8e41f62bba063823.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/bodajaku/iit_delhi_gate_2020_syllabus.pdfIn PDF document text
- https://e9b66cc5-9289-431c-8f17-6739e1cd2d88.filesusr.com/ugd/c8f33b_a8eb54ba9cc84d9b9645b9ad6ac6c98b.pdf?index=trueIn PDF document text
- https://ce099f17-eb12-430b-a452-8d789b3ee5a8.filesusr.com/ugd/aef5b7_5be04b2e1d4545c0b18ca02f1143a340.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/tarizirefevifab/tikelaxelole.pdfIn PDF document text
- https://e9593579-f51f-4dc6-af55-2543ab512b45.filesusr.com/ugd/37952c_6f2226a30cbf46dc8fcfa450bd739cad.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/dinilederu/muwifodukexoziladure.pdfIn PDF document text
- https://s3.amazonaws.com/jeromopelurab/consumer_reports_best_and_worst_cars_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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ee39.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE39 | 5400 bytes |
SHA-256: 3520922f4a654cc67bfc2b2957ba147aa848eac4e2357e47a364f77d9cd9bd71 |
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font_01_sfnt_off000100a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100A0 | 10196 bytes |
SHA-256: 70f6f74bacb6e78a73bf3446fd68941f9b33146b1ee2c7c21354ab3369ea0d13 |
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