MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous external links, many hosted on disposable domains, suggesting a link farm or phishing campaign. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were explicitly extracted, the PDF structure and heuristic firings point towards a malicious document designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://xajibur.ru/123?utm_term=travel+itinerary+templates+google+docs PDF link annotation
- https://cdn.sqhk.co/vedimurami/chevXja/gamugarora.pdfIn PDF document text
- https://cdn.sqhk.co/woselukafo/ajejjig/36291884660.pdfIn PDF document text
- https://cdn.sqhk.co/kufejagefep/OfDhaii/world_war_2_games_xbox_one.pdfIn PDF document text
- https://cdn.sqhk.co/rekubapapup/OgctHid/army_battle_simulator_hackeado.pdfIn PDF document text
- https://pizudakuputip.weebly.com/uploads/1/3/5/3/135347645/betumufikotiw.pdfIn PDF document text
- https://cdn.sqhk.co/bebomopakax/iRpgghg/instagram_white_border_lightroom.pdfIn PDF document text
- https://cdn.sqhk.co/xekobigi/ibkibn1/zakarapifomixutude.pdfIn PDF document text
- https://cdn.sqhk.co/rezebarowed/FI2igN3/49157563817.pdfIn PDF document text
- https://cdn.sqhk.co/pajokiman/nFhdjwD/sabamopumafodup.pdfIn PDF document text
- https://fereganew.weebly.com/uploads/1/3/4/1/134131887/rurunonugupubuger.pdfIn PDF document text
- https://cdn.sqhk.co/sabumijobude/cjj28hc/us_army_military_ranks_wiki.pdfIn PDF document text
- https://verakolor.weebly.com/uploads/1/3/1/3/131379730/9377247.pdfIn PDF document text
- http://lidujer.22web.org/miss_peregrine_home_for_peculiar_books_in_order.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://b73db3ac-2e3c-475a-83ab-7f4668f00a8f.filesusr.com/ugd/80e8fa_e7c3a822811d49f7bea6dc2366811204.pdf?index=trueIn PDF document text
- http://nupakavidowux.epizy.com/67888943657.pdfIn PDF document text
- https://13a7c488-548c-4b48-b567-d2b0b9a3e1de.filesusr.com/ugd/85d67f_857c71b4bfcf408fb1d4d4a317c0b7e9.pdf?index=trueIn PDF document text
- https://8546b567-499d-44cb-812b-f4cb210fa0cc.filesusr.com/ugd/1f0b74_02b20950f3904a048bf32ce6453593e1.pdf?index=trueIn PDF document text
- https://3c3b6f52-20a2-448a-be11-eec5930c502f.filesusr.com/ugd/0ca786_1e594b411d03488898b47e80a4c14662.pdf?index=trueIn PDF document text
- https://5b949be5-44ef-49af-96c7-0ebaa8fe632e.filesusr.com/ugd/3402b1_9f1e4a83370f433fbf36b5699faf4cb8.pdf?index=trueIn PDF document text
- https://2f8a6ab9-e864-4757-b083-6627a13f4c48.filesusr.com/ugd/405339_2eb6249379c34e12aed6b84103fe0066.pdf?index=trueIn 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f31e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF31E | 5504 bytes |
SHA-256: a958bb7043291c978079cb6c0b65817a78f9c21abb92a77bcca94c9236f7522f |
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font_01_sfnt_off000105c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105C5 | 2396 bytes |
SHA-256: eb43ed3cb41f4de058c5e467ba285ea3c0d353bc06597dd67fdc22f5458f5663 |
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font_02_sfnt_off00010f4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F4C | 11124 bytes |
SHA-256: cb26d068fbe8fe03ca06967c7b25b03c41f0b6c74c2d1ccb25b95e12aa0c4fb1 |
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