MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO manipulation tactic. While no scripts were explicitly extracted, the PDF structure and link farm heuristic point towards a malicious document designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://dugedepap.ru/strik?utm_term=series+of+unfortunate+events+book+12+summary PDF link annotation
- https://terunutu.weebly.com/uploads/1/3/5/3/135319236/gabusukukipisad-mozedidixab-furape.pdfIn PDF document text
- https://nefikeroliv.weebly.com/uploads/1/3/1/4/131453179/4638762.pdfIn PDF document text
- https://fimedezederuru.weebly.com/uploads/1/3/4/8/134884956/4f26b76ff0c94.pdfIn PDF document text
- http://about-central.com/75313527200lulb7.pdfIn PDF document text
- http://mazers.fun/percy_jackson_sea_of_monsters_book_ar_test_answersd5dr7.pdfIn PDF document text
- http://gisujug.mypressonline.com/pefodurukikexedujudoxik.pdfIn PDF document text
- http://zokugorevat.mywebcommunity.org/nec_article_210.pdfIn PDF document text
- https://kaxebovirufuj.weebly.com/uploads/1/3/4/3/134399635/3260360.pdfIn PDF document text
- http://govuxojikasumot.scienceontheweb.net/9764487149.pdfIn PDF document text
- https://mijutadozas.weebly.com/uploads/1/3/4/5/134590660/wumum.pdfIn PDF document text
- https://ziwarojuwetupo.weebly.com/uploads/1/3/4/3/134343479/puroketomi.pdfIn PDF document text
- http://ninuxalezopo.getenjoyment.net/fundamentals_of_electrical_engineering_bobrow_free_download.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/288ef6e5-8801-4dcb-ad6a-8b7f6afdb9b4/cronica_de_una_muerte_anunciada.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/db5cf0d8-0c9b-4eca-af06-d78d31fa5d78/dewalt_10_inch_miter_saw_cordless.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1bab6730-3fd3-4092-9a58-a0709029f437/sharepoint_2013_designer_workflow_add_user_to_group.pdfIn PDF document text
- http://siwemoxoxawevuv.atwebpages.com/amfetamin_bamll.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f07ebdba-968a-4fcb-afcb-58ebf2bb8e63/philips_system_one_humidifier_settings.pdfIn PDF document text
- http://somasetowijo.myartsonline.com/gokesififakelogaga.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5c28c1da-9048-4421-b2b2-40242ea4d551/takaledonureb.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_off0000f060.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF060 | 5532 bytes |
SHA-256: 2797897c4632d719a04b3c4a3c558f929cd604d0dca8f6f10bc6be14fa9fced4 |
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font_01_sfnt_off00010331.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10331 | 10476 bytes |
SHA-256: b1e89232ffa4401d7165941a6bf7a0804fb8c6b7e52b91b344e532702b21b6c8 |
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