MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of embedded external links, many pointing to disposable domains and potentially malicious content, as indicated by the 'PDF_SEO_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristics. The ML classifier and ClamAV also flagged this file as malicious, suggesting a phishing or malware distribution attempt. No scripts were extracted, but the primary attack pattern involves directing users to external, potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 6
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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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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://leonvi.ru/wix?keyword=chemistry+percent+composition+bubble+gum+lab+answers PDF link annotation
- http://beviluxenumiliv.mywebcommunity.org/operating_system_concepts_9th_solution_manual.pdfIn PDF document text
- https://ruwijupoxotafan.weebly.com/uploads/1/3/0/8/130814308/foxilij_pegesado_sunopawanojab_lalunuxijaput.pdfIn PDF document text
- http://lulodexov.scienceontheweb.net/23206993665.pdfIn PDF document text
- https://xiriwedonup.weebly.com/uploads/1/3/4/2/134265341/94cd517b80d3af8.pdfIn PDF document text
- http://jekeluxuto.mywebcommunity.org/2010_camaro_ss_for_sale_los_angeles.pdfIn PDF document text
- http://luxisulejoxo.getenjoyment.net/jobuzobi.pdfIn PDF document text
- https://vagenovujod.weebly.com/uploads/1/3/1/3/131398358/godiwe-jewamepaxete-tineriruzutevix.pdfIn PDF document text
- https://gamubojuteno.weebly.com/uploads/1/3/5/2/135299935/e316d0.pdfIn PDF document text
- https://cdn.sqhk.co/wizevomorofe/7jg5fCL/putularuzufutagobe.pdfIn PDF document text
- https://cdn.sqhk.co/fujonexa/Cijiagc/temple_final_endless_run_3_apk.pdfIn PDF document text
- https://kikosizijup.weebly.com/uploads/1/3/1/3/131379594/tijajitikoriwe_ritod_kogusazuvu.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/347ff417-deac-4829-917c-2a72c1d4927e/32873988224.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6902be32-b469-4d9c-90bd-795e5c3f82e5/rexefogatuxigajijomuxeb.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/83013e05-c3d1-4f73-8a48-b096ca1b6d7f/fukufibekojilexepefisi.pdfIn PDF document text
- https://s3.amazonaws.com/vofadoloves/91085885957.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/aff70553-1edc-4fe5-86c0-807f22ec41c1/no_sound_from_polk_subwoofer.pdfIn PDF document text
- https://s3.amazonaws.com/firudegix/como_llenar_una_ficha_bibliografica_de_un_libro.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/79a17d93-dcf9-4aaf-944b-0bef507c9ce4/2020_navy_pay_chart_bah.pdfIn PDF document text
- https://s3.amazonaws.com/tiluwisulepam/ratuxojuz.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/51974ae7-1c14-4d36-9cd2-a578fc2d0116/how_to_reset_my_canon_mg3600_printer.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/65a49800-c89b-4d6f-a2d6-e807ab252e37/niden.pdfIn PDF document text
- https://s3.amazonaws.com/mukutud/guxirewegejitobukoz.pdfIn PDF document text
- https://s3.amazonaws.com/wujixus/bevefi.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_off0000c73f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC73F | 5584 bytes |
SHA-256: 345483a262c34c7752ba27240997267c8fadcf850861fa7e1c0be2fa148f0654 |
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font_01_sfnt_off0000da22.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA22 | 10152 bytes |
SHA-256: ca9443f817a2d922a0dd7317b07f62a7185a3d911cc807088db09784c2229e3c |
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