MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains multiple suspicious links, including an invisible link to 'http://securityofusersdevicesonline.site/46726167634911so.pdf', suggesting a phishing or malware distribution lure. The document body, though heavily obfuscated, contains keywords related to business case studies, likely serving as a pretext to mask the malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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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Image-heavy PDF with invisible link to suspicious domain high PDF_SUSPICIOUS_LINK_LUREPDF is a small image-heavy lure with invisible link annotations that send the user to a suspicious high-risk-domain URI. This matches credential-phishing carriers where the visible document is only a prompt and the real collection flow happens on the linked website.
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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://zajinet.ru/award?keyword=business+case+study+examples+for+students+pdf PDF link annotation
- https://cdn.sqhk.co/nopawuwam/iclnHDf/secure_folder_galaxy_s10e.pdfIn PDF document text
- https://cdn.sqhk.co/tomubozes/cYjjOob/68898119515.pdfIn PDF document text
- https://cdn.sqhk.co/gujowaxexag/D9ryghB/52589923726.pdfIn PDF document text
- https://cdn.sqhk.co/zoxowowi/jihfghe/37379910114.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4470402/normal_6034d38b2e04e.pdfIn PDF document text
- https://cdn.sqhk.co/zovaratigu/a8iyweh/birthday_party_ice_cream_maker_shop_theme.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4402517/normal_5ff9ac4b64472.pdfIn PDF document text
- http://luchdobro.site/best_pokemon_games_for_android_freedbpwp.pdfIn PDF document text
- https://cdn.sqhk.co/kulamogo/jcLhbYk/public_restroom_design_guidelines.pdfIn PDF document text
- https://cdn.sqhk.co/zezolivexas/g3pM8Fm/epigenetics_definition_yahoo_answers.pdfIn PDF document text
- https://cdn.sqhk.co/rumobotituda/7vfVjjh/how_to_bold_textview_in_android_studio.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4409103/normal_600e883ca9a68.pdfIn PDF document text
- http://instofficial.online/subupodinapibobawidwl33b.pdfIn PDF document text
- http://xegazinijitup.mywebcommunity.org/cfop_rubik_s_cube_method.pdfIn PDF document text
- https://cdn.sqhk.co/zejejofe/NIicajs/philippine_stock_exchange_game_app.pdfIn PDF document text
- https://cdn.sqhk.co/jabakujivim/cib55gf/service_provider_list_sample.pdfIn PDF document text
- http://securityofusersdevicesonline.site/46726167634911so.pdfIn PDF document text
- http://tuwasukam.getenjoyment.net/elijah_of_buxton_summary_chapter_13.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4410013/normal_5fcd270b6f391.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4487897/normal_604a7a260601f.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://sogivuwe.onlinewebshop.net/gejala_asidosis.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4f354306-029c-416c-9aa1-a9c96b2001e0/the_end_of_evangelion_wallpaper_4k.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ff382c19-eebf-4f8f-9eaf-a1fed0037089/59429631941.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5f20c0dc-a5d0-4a15-9396-946bac751ee7/how_to_wear_drill_sergeant_hat.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_off0000f346.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF346 | 5520 bytes |
SHA-256: ca5ba601255dab7ffefd0e94c46d8c5deda0ac770f5e245f213235ce4bf8e903 |
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font_01_sfnt_off0001060a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1060A | 10696 bytes |
SHA-256: 78164b0d0151cb7f92808ec8750529b9ee127cf92114bbce48d606e4e0ba3fe6 |
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