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 0.9996
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://ponafet.ru/strik?utm_term=international+phonetic+alphabet+english+words PDF link annotation
- https://cdn-cms.f-static.net/uploads/4481520/normal_5fd1a6950bb41.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416790/normal_602ee1cd1a1b9.pdfIn PDF document text
- https://cdn.sqhk.co/zitedefew/jjjihcC/82278041069.pdfIn PDF document text
- https://cdn.sqhk.co/majukedow/htPEgjf/2019_calendar_monthly_excel_template.pdfIn PDF document text
- http://burutevopu.iblogger.org/bumepuzi.pdfIn PDF document text
- https://cdn.sqhk.co/lekibapufe/gi1zY5f/cross_stitch_patterns_kits_designs.pdfIn PDF document text
- http://taxelevizat.22web.org/cambridge_ielts_listening_test_6_answers.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://goguvero.epizy.com/egoli_insulation_sheet_metal_works.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d36a92a4-fca9-41c9-ab44-69322de6dbcf/a_link_to_the_past_map_minecraft.pdfIn PDF document text
- https://b5c90759-dbf8-4ccd-b12d-e23c958527f9.filesusr.com/ugd/915a55_8e76f62f1e6e48998e10641249e83082.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/b39a40ee-1f1d-4469-876b-8f6efd7d04ac/vejiwazulumezoxixus.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e8273e09-3870-4f9a-86b4-69f6e1f46573/mudafiv.pdfIn PDF document text
- http://raxutajuta.epizy.com/concerto_d_aranjuez_piano.pdfIn PDF document text
- https://e0f910ba-f4aa-4d6b-87f6-24d78cda99ab.filesusr.com/ugd/cc15ef_86445bfe1dd042ebb1d451d5830d9c6c.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/31237f87-e13b-45d4-ad22-532779d75108/repesixinuwizaguka.pdfIn PDF document text
- https://493f174a-a540-412c-bacb-e5b7b26cbfcf.filesusr.com/ugd/95bb70_3bb4b7c152d442a19575843124ef176f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ec7de949-9bf7-499e-b914-44c1ac1c0df7/do_self_cleaning_water_dispensers_work.pdfIn PDF document text
- http://pipimavejolupu.rf.gd/sevegigevajafef.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7b4f0255-2fff-42d3-9cde-1f89314947ee/stock_market_investing_for_beginners_book.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dc19faa1-5bd9-4c53-a08f-961eccc693ae/33938901532.pdfIn PDF document text
- https://3f5765b5-411c-4b28-96d1-a1e3b219bcee.filesusr.com/ugd/ca847e_ee233177b8a84aa3a4f5c66800188767.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_off00010030.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10030 | 5504 bytes |
SHA-256: 480e2129ddcf0d4dc4747d9463db253b0ba53bbb2915b97c8200ca391fab1cab |
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font_01_sfnt_off000112e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112E3 | 15524 bytes |
SHA-256: 1288f37d47b05de2d91beadb3e6475310d3082255162900e31ee2e6f9060b684 |
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