MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. It contains a large number of external links, many pointing to disposable domains, suggesting it functions as a link farm. One of the primary external URIs, 'https://midufefew.ru/strik?utm_term=ladies+how+to+shave+with+a+safety+razor', is likely part of a phishing or malware distribution scheme.
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://midufefew.ru/strik?utm_term=ladies+how+to+shave+with+a+safety+razor PDF link annotation
- https://cdn-cms.f-static.net/uploads/4474750/normal_6010a93f76fdb.pdfIn PDF document text
- http://wudazex.sportsontheweb.net/verizon_wireless_mifi_hotspot_plans.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4503033/normal_605031ed187ce.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374022/normal_60240c6d68de7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4383801/normal_604498726d6d3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459469/normal_605c712789d77.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4373248/normal_6027dadd90202.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4474988/normal_6041915e70429.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/672fa064-c0f0-4b88-8e58-acd87ac73ccd/girl_short_story_setting.pdfIn PDF document text
- https://fecd0c08-032d-4b8b-b26c-6108aca7a00f.filesusr.com/ugd/a87c8b_5bd3ad8185cc42eeb765ff5753ec6796.pdf?index=trueIn PDF document text
- https://eaae50f7-3b1c-4f1b-9b3c-e2a48377569d.filesusr.com/ugd/b96e41_82125bf7fc874dd4bfad1db86d487b35.pdf?index=trueIn PDF document text
- https://307a23dc-bb60-4906-9a68-69e45957aa19.filesusr.com/ugd/d2057d_fddf6f1e012e47f887e5596ae4b36d7c.pdf?index=trueIn PDF document text
- http://sajomapujozokux.onlinewebshop.net/termination_letter_example.pdfIn PDF document text
- https://6d23287f-a15b-43b7-8d69-700c0e01f504.filesusr.com/ugd/185c00_bbc6b94181384294a58f2e3027f3eef5.pdf?index=trueIn PDF document text
- https://d6b7b3c7-8429-4d82-9d75-5d5d09e763cc.filesusr.com/ugd/a8c229_f85cb7a446864776acdf0fc7f95b5991.pdf?index=trueIn PDF document text
- https://46c0acaa-de7d-4f46-84f0-c2cf1d8ff7d9.filesusr.com/ugd/ac1638_74c97b4c94be4dc899dcc2f9d6f053fc.pdf?index=trueIn PDF document text
- https://5e446c31-fcb6-4427-a178-91ee45bbff8b.filesusr.com/ugd/4e76b8_3311c8d1bb334ef99fc6a70a5619ea6d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/071df734-9132-4bad-b4f8-fbc5a26e7317/what_are_two_products_needed_for_cellular_respiration.pdfIn PDF document text
- https://99470c7d-c692-4648-a7b8-36ea19db2883.filesusr.com/ugd/ab059d_ef5822a7a2ca4333a7c9449409de802f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/492bf258-e09e-42c0-af9d-ba03f4c70f80/zuderilulatixisoxapar.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_off0000f244.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF244 | 5208 bytes |
SHA-256: ed982d2a635658fa7b354684de84046a72ca9af203ef9d0f7068ad84e2c50a14 |
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font_01_sfnt_off00010422.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10422 | 10864 bytes |
SHA-256: 7959dfbcafba02b60b2d61c3ed27b400eca5ce3e92df198a0b2adb6bba69e1fa |
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