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 0.9998
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://fokemale.ru/strik?utm_term=is+there+a+calculator+on+chromebook PDF link annotation
- http://gosoxegekiri.mywebcommunity.org/what_does_a_car_wash_include.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4424009/normal_606c58cde0703.pdfIn PDF document text
- http://vibijinit.scienceontheweb.net/23040751871.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4425229/normal_600a83d040f3d.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://8860adff-7f0b-4cf3-a358-cdd560dff136.filesusr.com/ugd/625844_0bef3a6030814c5f906fdbfb3e94574a.pdf?index=trueIn PDF document text
- https://a7193630-a032-4ee2-b136-33837135b76a.filesusr.com/ugd/fac845_800241e89d594c1792ef3b063123c1ec.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/6a82405e-ed9d-4bff-9d2b-dad96fa46c12/belkin_n600_db_wireless_dual-band_n_router_setup.pdfIn PDF document text
- https://a79c6309-487e-499f-a993-0ac454a400c8.filesusr.com/ugd/747acf_2bee6177d04744949e1714e8c56fa227.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/527bc730-6b49-48b4-a803-cd195e90bc76/kenmore_canister_vacuum_replacement_parts.pdfIn PDF document text
- https://e082b6be-64c0-45f6-a8ff-82b9c6f476f0.filesusr.com/ugd/1479de_391bca592fb840528d52f8e0f6a87538.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/50ff7676-7b2c-4d69-8e85-f91d59f8011e/krups_beer_user_manual.pdfIn PDF document text
- http://medexode.atwebpages.com/83209573825.pdfIn PDF document text
- https://711a90e7-97f2-4eab-8690-3003ec1e9b64.filesusr.com/ugd/a0905b_3d472d0f59104fbd8fc4bec02145d50a.pdf?index=trueIn PDF document text
- https://2863666b-9d79-467d-9aad-9eeb6dafbdf2.filesusr.com/ugd/6ee3eb_7e235820f7cf4e6ab38c254146329f42.pdf?index=trueIn PDF document text
- http://gaximomek.rf.gd/washing_machine_e01_error.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bc0448e1-1639-4c72-8237-b3b2b14c9758/nespresso_milk_frother_wont_turn_on.pdfIn PDF document text
- http://jewofeket.onlinewebshop.net/bsc_math_notes_download.pdfIn PDF document text
- https://34ea5197-a9e9-4ba5-99bb-a7dd7aeba98b.filesusr.com/ugd/234f58_80d2329598504c4ca87a07c3c759a3cd.pdf?index=trueIn PDF document text
- https://972af30b-04c2-4618-b911-83ba0b7fef9e.filesusr.com/ugd/84a5c6_ed675879fab046a9b0fa6badb5cb1b45.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_off00017bda.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17BDA | 5180 bytes |
SHA-256: 211c5970947d7768164febc9f61d8d45031d10eac4c22975d671e0c6750501d2 |
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font_01_sfnt_off00018d4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18D4A | 11412 bytes |
SHA-256: 09ff4cf4e6de94fcc64c81a72128ba3f5d3630577752312b3c1777bc4fd31cf0 |
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