MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including ClamAV and an ML classifier. It contains a large number of external links, many of which point to SEO-optimized content, suggesting a link farm or phishing attempt. The primary malicious URL identified is https://botokaw.ru/strik?utm_term=how+to+prevent+fractures, which is likely used to redirect users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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/strik?utm_term=how+to+prevent+fractures PDF link annotation
- https://xoxatazafej.weebly.com/uploads/1/3/4/8/134861408/662c5cb40.pdfIn PDF document text
- https://cdn.sqhk.co/dijobika/Ukijifu/59008766487.pdfIn PDF document text
- https://cdn.sqhk.co/piwoputi/hkjh6ih/loctite_242_threadlocker_technical_data_sheet.pdfIn PDF document text
- https://cdn.sqhk.co/funixatugesi/DUlQhcB/16651159883.pdfIn PDF document text
- https://xadaxiwunitari.weebly.com/uploads/1/3/0/8/130814235/pobejilasanot-pozaw.pdfIn PDF document text
- https://xijoxamapapi.weebly.com/uploads/1/3/4/3/134337958/08a31960c3.pdfIn PDF document text
- http://zabolojisag.getenjoyment.net/19115217864.pdfIn PDF document text
- https://zigudufojivop.weebly.com/uploads/1/3/4/7/134718002/2881525.pdfIn PDF document text
- http://wedurorokim.mypressonline.com/chaos_knights_codex_download_free.pdfIn PDF document text
- http://nukapag.getenjoyment.net/apex_programming_language_tutorial.pdfIn PDF document text
- https://cdn.sqhk.co/vipexodej/igZhahc/itunes_mi_nht_cho_laptop.pdfIn PDF document text
- https://cdn.sqhk.co/dulunukosep/p5M0nIA/current_air_force_utility_uniform.pdfIn PDF document text
- https://cdn.sqhk.co/felibepudu/bMGfFUN/vitamin_d_side_effects_dizziness.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/potamotaz/xbox_360_problem_z_xbox_live.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/91ca4f38-f072-437b-8fa1-e8434813e0f4/pewonemoseridejixudolufop.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e2516857-8520-44ed-b093-74c3fae46eb6/search_google_photos_by_date.pdfIn PDF document text
- https://s3.amazonaws.com/jidagafinuxesu/black_clover_opening_8_full.pdfIn PDF document text
- https://s3.amazonaws.com/kudefem/96626078812.pdfIn PDF document text
- https://s3.amazonaws.com/fosawef/score_match_hacked.pdfIn PDF document text
- https://s3.amazonaws.com/retisovojor/pekutixoruw.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_off0000e973.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE973 | 5092 bytes |
SHA-256: f2acaeee1a97f87fa3b370fd36fcae68d13761ce5c6f870cf515c7285af10ff4 |
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font_01_sfnt_off0000faea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAEA | 10732 bytes |
SHA-256: 74f579c4eb27cb7f8ac6d68a0a4b2a4161238737ce0eed0ad41b4f17785a991d |
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