MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file exhibits characteristics of a link farm and SEO spam, with numerous external links pointing to various PDF documents. The primary URL, 'https://botokaw.ru/award?keyword=referencias+apa+sexta+edicion+pdf', suggests a lure for users searching for specific document types, potentially leading to phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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://botokaw.ru/award?keyword=referencias+apa+sexta+edicion+pdf PDF link annotation
- http://bupatinewesep.66ghz.com/44359712082.pdfIn PDF document text
- https://cdn.sqhk.co/riwajamugem/iJicici/gawomul.pdfIn PDF document text
- http://xipanekoxejup.iblogger.org/the_choice_restaurant_gadsden_daily_menu.pdfIn PDF document text
- https://cdn.sqhk.co/dujujema/ibQOTjb/images_iphone_11_pro_max.pdfIn PDF document text
- https://cdn.sqhk.co/minamojazi/DhfxRhd/today_s_weather_forecast_for_melbourne_florida.pdfIn PDF document text
- https://cdn.sqhk.co/dabigewom/69Rpgds/speedball_screen_printing.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/gizonukorad/mefajifuxe.pdfIn PDF document text
- https://s3.amazonaws.com/rorives/foresters_friendly_society_report_and_accounts.pdfIn PDF document text
- https://95049c82-e412-4913-a0b0-e03e83d5170a.filesusr.com/ugd/127d6e_284350899a0841beb41b2720216abf77.pdf?index=trueIn PDF document text
- http://sakonolib.rf.gd/samsung_tv_catalogue.pdfIn PDF document text
- https://s3.amazonaws.com/kelageketisefuv/dosowuvozekomisaxif.pdfIn PDF document text
- https://28a90398-13b1-4b58-b54c-ed045a6bddf2.filesusr.com/ugd/7e9e1f_893e886271454906aac68f312dfaa0f5.pdf?index=trueIn PDF document text
- https://0ecef3a8-5193-4df1-8dcb-1b7dd0f2be2a.filesusr.com/ugd/e6092c_d93d6aad80464c1493774fac66d8c497.pdf?index=trueIn PDF document text
- https://d03ec42c-8b93-48d3-a61e-9aee396c0db4.filesusr.com/ugd/1e557c_7a39bad8d35c4ab1bb96f1f97ac7f882.pdf?index=trueIn PDF document text
- https://5d9de69b-f80b-44d6-9c2d-9027806fef0b.filesusr.com/ugd/e26ad2_55e0d826967e40c7b7e8d90e8ed14a82.pdf?index=trueIn PDF document text
- https://0a3880f2-9bda-4900-b484-73a003b8a878.filesusr.com/ugd/3cbe5d_bc919ed1a74b47518640961cdc1be66e.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/jadere/understanding_the_bias-_variance_tradeoff.pdfIn PDF document text
- https://s3.amazonaws.com/dutimajizowa/william_faulkner_as_i_lay_dying.pdfIn PDF document text
- http://zajegugolex.epizy.com/dugegoribimusenidof.pdfIn PDF document text
- https://s3.amazonaws.com/bipepezuwed/rutuviliduzedalifabezor.pdfIn PDF document text
- https://s3.amazonaws.com/xewamejixolefaj/how_to_become_certified_proofreader.pdfIn PDF document text
- http://masasor.rf.gd/how_to_fix_a_leaking_vitamix.pdfIn PDF document text
- https://21a67f6d-2aea-439f-a910-ed4feb6be009.filesusr.com/ugd/173616_d218e62619564f8098930f5eda6d9151.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/memexelu/ralovitefedi.pdfIn PDF document text
- https://06e27459-8a58-4d01-a48e-f853eab966f6.filesusr.com/ugd/55f1a0_161ec196c2f0441d879b8625c1105eee.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_off0000ea26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA26 | 5192 bytes |
SHA-256: 3be9cfd063629610cf6ea7822632f7ce20e42f1cd0791f446aa1bebf9bdaebf2 |
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font_01_sfnt_off0000fbef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBEF | 11712 bytes |
SHA-256: 1a9d9f5dd40ba292d3214f2e5fa110631ca3b543311ae2d5133d26165c97dbfd |
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