MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous embedded URLs, many pointing to disposable domains and link farms, indicative of a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly suggest malicious intent, specifically identified as a phishing trojan. While no scripts were explicitly extracted, the PDF structure and URL patterns are consistent with attempts to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 5
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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 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://kuzutuzo.ru/wix?keyword=ibm+enterprise+cobol+manuals PDF link annotation
- https://cdn.sqhk.co/supekolev/hjThacI/felegoregovikitugalawege.pdfIn PDF document text
- https://cdn.sqhk.co/winogolelog/igMFgjr/rocketman_watch_free_movie.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4373261/normal_5feaecd39ab18.pdfIn PDF document text
- http://kolagozisil.mywebcommunity.org/75983979975.pdfIn PDF document text
- https://cdn.sqhk.co/dunokufimove/jf6Cwhi/101_okey_internetsiz_hile_apk_indir.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367925/normal_603637338ba3d.pdfIn PDF document text
- http://chistohome.moscow/905454668lmd89.pdfIn PDF document text
- http://teksol.xyz/doom_book_wiki6u7mr.pdfIn PDF document text
- https://cdn.sqhk.co/tizuvuwo/bhexqFR/five_nights_at_freddy_s_toys_walmart_canada.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4478961/normal_5feb8a8107932.pdfIn PDF document text
- https://cdn.sqhk.co/pumafuki/ckOhgrS/chale_aana_4k_hd_video_song.pdfIn PDF document text
- http://socialwave.me/joxanenofiwv95.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426060/normal_5fd89a30a0653.pdfIn PDF document text
- http://vofufime.mypressonline.com/pikenerasinavarepefa.pdfIn PDF document text
- http://levantegroup.net/2012_chevy_impala_ls_manual00cwn.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/b30ee88c-1028-4bee-88c2-8e7431eb0d13/91361564173.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c729d8a7-b01e-4f2e-9c44-d4679ad49971/casio_pathfinder_watches_for_sale.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/90a2ff98-3f33-484f-a8ef-dd0ff77dbdf8/how_to_know_if_fuel_pump_relay_is_bad.pdfIn PDF document text
- http://vorisenunajix.myartsonline.com/lord_of_the_flies_important_quotes_chapter_1-3.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c5d90445-1187-4bec-87fd-28c08ce8dd33/29105682855.pdfIn PDF document text
- http://kopurelotalad.onlinewebshop.net/translation_reflection_rotation_dilation_worksheet.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_off0000ca73.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA73 | 5156 bytes |
SHA-256: a65407842f5a8ab191435f8ed3eb429b9aeda97a5cc6e93af4ba1a1649311a25 |
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font_01_sfnt_off0000dbe1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBE1 | 10544 bytes |
SHA-256: 9422723e9e988d70acaebfc0b386319721f8146befe34f75bec2913c0c0fecb4 |
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