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 0.9948
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://bologen.ru/award?keyword=biology+grade+11+12+textbook+pdf PDF link annotation
- https://sojetupeduxagi.weebly.com/uploads/1/3/1/8/131856567/9668363.pdfIn PDF document text
- http://tinubawolu.mywebcommunity.org/statistical_inference_for_engineers_and_data_scientists.pdfIn PDF document text
- https://cdn.sqhk.co/bemovunilupo/Jjcgdib/comprar_super_recarga_claro_honduras.pdfIn PDF document text
- https://nufapapezo.weebly.com/uploads/1/3/0/9/130969462/8740161.pdfIn PDF document text
- https://cdn.sqhk.co/visukodo/SJJAhcu/horror_movies_imdb_list_2019.pdfIn PDF document text
- http://gejulavofanutar.mygamesonline.org/xaxaxesopaxozowoxodo.pdfIn PDF document text
- http://xivazokib.medianewsonline.com/is_there_a_one_of_us_is_lying_movie.pdfIn PDF document text
- http://kamefutebiwef.mywebcommunity.org/asu_polytechnic_parking_map.pdfIn PDF document text
- https://niraniki.weebly.com/uploads/1/3/4/6/134662237/7282427.pdfIn PDF document text
- http://wulutano.mywebcommunity.org/how_to_winterize_a_simpson_power_washer.pdfIn PDF document text
- https://cdn.sqhk.co/wuwoxegolewa/RibJwkq/seasons_of_war_derek_landy_release_date.pdfIn PDF document text
- http://lumogodasekepi.mypressonline.com/81112258173.pdfIn PDF document text
- https://cdn.sqhk.co/mekerijiwuv/bl7qUgi/break_bricks_with_hand_record.pdfIn PDF document text
- https://cdn.sqhk.co/javomekoru/FgiBHhh/milesenevujemozewurogu.pdfIn PDF document text
- https://tupokigefadewun.weebly.com/uploads/1/3/4/7/134702618/dexaxixose.pdfIn PDF document text
- https://teditiwos.weebly.com/uploads/1/3/2/6/132681477/nokijokofigevi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://fb075467-9d00-46c6-93ac-2b777f5e584b.filesusr.com/ugd/8bcd66_6c7a4e35ad044766b837ac273d7db029.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/1c91502b-7cb2-4542-9eda-bbfa5f65495a/what_size_tires_on_a_2017_chevy_equinox.pdfIn PDF document text
- https://810dce77-56ab-4324-823a-3549757f4eab.filesusr.com/ugd/1fad07_841f0bd249ca444e968f157127917871.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/2f7abdc3-71e2-4f18-a307-daf7ba5503e2/43125645048.pdfIn PDF document text
- http://ziwemasux.myartsonline.com/77913509807.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8ad6294e-1223-47be-974f-024772b88483/95072358504.pdfIn PDF document text
- https://fecd0c08-032d-4b8b-b26c-6108aca7a00f.filesusr.com/ugd/a87c8b_003af479d74a4a34aa84ff0c87012f01.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/76539418-8e58-4991-9c61-0b3bb917b983/55487503331.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9334d9ba-d08a-4ee6-b2a5-7ba9b581a8a3/24155775489.pdfIn PDF document text
- https://dda5c79a-a75d-44d9-a006-48dec3bfe172.filesusr.com/ugd/115d6e_3af868411bb5448e93f8d0744fbb3bcd.pdf?index=trueIn PDF document text
- https://254a6a59-343e-4b7e-907c-c4819e171fff.filesusr.com/ugd/decf6f_c3bb583032fa441d8f53185ee198f19b.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e401.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE401 | 5320 bytes |
SHA-256: e190a58d1e3dfa9483000c805a617e2e0c5c243023dee9cc34fe11e43e6b4425 |
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font_01_sfnt_off0000f63c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF63C | 10460 bytes |
SHA-256: 59bb790731476286b9e4ccb59ebce6d80064ae6f1442c14d2ccd2e0a43736d12 |
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font_02_sfnt_off00011a04.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A04 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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