MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
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://seumenha.ru/strik?utm_term=kyocera+fs-1135mfp+default+web+password PDF link annotation
- https://cdn.sqhk.co/bitenutugiw/gijAfE3/ledilolidiwope.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4500883/normal_5fd34913db30c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379742/normal_6021ba0659212.pdfIn PDF document text
- https://cdn.sqhk.co/konafomaz/7Lghd6K/21023904945.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4407813/normal_6036c67b49894.pdfIn PDF document text
- https://cdn.sqhk.co/vameduvide/fp3jchh/64906046664.pdfIn PDF document text
- https://cdn.sqhk.co/nasubivapu/nuxPicn/stream_free_movies_on_xbox_one.pdfIn PDF document text
- https://cdn.sqhk.co/wuvinudubuno/Ym8jfM1/kovonut.pdfIn PDF document text
- https://cdn.sqhk.co/jojojidatun/aWPijje/17209236826.pdfIn PDF document text
- https://cdn.sqhk.co/rorifugera/yhfgegf/photo_frame_collage_app_for_android.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://b5f169ef-6bcf-4d19-a24b-32bdc9dd7a5f.filesusr.com/ugd/2e79a6_bfbf02222a094ef1a2b4b293939d5a46.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/25849451-ce43-4709-8d28-34e062ba9092/samezulezut.pdfIn PDF document text
- https://s3.amazonaws.com/rovuweraja/18380052590.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9994da2b-d563-4150-b2e8-2a7f1bde3aad/mexelevafosezixine.pdfIn PDF document text
- https://11ab4cf5-156d-4417-99e9-5039b2a7eb5f.filesusr.com/ugd/82d61e_1183d970d095402a96472d6a3219611a.pdf?index=trueIn PDF document text
- https://855e1e5b-0daf-4dce-aa73-dfad2bfec5df.filesusr.com/ugd/ced2dc_7ad2356c2cf7467ab9cb8a5b21d96e10.pdf?index=trueIn PDF document text
- https://0e01c86c-6ad9-43de-bc04-b8819f410213.filesusr.com/ugd/73c254_0f65e5d4502c4bec8a735d1536ff7efb.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ab5bc24a-9759-4eda-92a2-a9667435fdc2/danielle_steel_best_books_2020.pdfIn PDF document text
- https://s3.amazonaws.com/tapelu/mojugixezabowipewove.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3ecdecff-df44-4ded-9965-cbeca150d566/can_i_watch_50_shades_darker_on_netflix.pdfIn PDF document text
- https://df4002df-ed14-466c-b758-10ced248c840.filesusr.com/ugd/3b03e6_3553ace9173c40d48e115e8f0af32295.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000de87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE87 | 5976 bytes |
SHA-256: 442e8c119bcea4fc81878e1b60289fe8f06896d7a0577aa8e23ae96a0111e3b2 |
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font_01_sfnt_off0000f2f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2F5 | 11300 bytes |
SHA-256: eec80a25a92a1e68121df4b4da0237ce8a2bcbf67a273de246c846cfaf696d0b |
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