MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms or appear to be part of a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or distributing further malware. The document body, though heavily obfuscated, suggests a lure related to 'Class 1 reading passage'.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://fceresources.com/ckfinder/userfiles/files/bikomenifojogonodofax.pdf In PDF document text
- https://regalcabs.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9b2e4cbdf---kezimixukazigesenug.pdfIn PDF document text
- https://medgarlci.com/wp-content/plugins/super-forms/uploads/php/files/a8f636810bd06deac93c4d0cdca899cc/24812602774.pdfIn PDF document text
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca81518f78---nomizodijejewine.pdfIn PDF document text
- https://www.traveltimevipp.com/wp-content/plugins/super-forms/uploads/php/files/d2fa13da9af0112b2cfc8cac06432936/karopafamepubu.pdfIn PDF document text
- http://hzbmsj.net/images/upload/File/kabisa.pdfIn PDF document text
- https://gpagroup.in/wp-content/plugins/formcraft/file-upload/server/content/files/160b0e1ac80371---58390744723.pdfIn PDF document text
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609950dd17eff---91298893775.pdfIn PDF document text
- http://imbirimbir.ru/files/juzovutikeku.pdfIn PDF document text
- https://biblioteka-koneck.pl/ckfinder/userfiles/files/64122541195.pdfIn PDF document text
- https://www.pennlighting.com/wp-content/plugins/super-forms/uploads/php/files/837b5f4cf09896205fbdc6b2f6299ed4/sovavawepoxudu.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/d5dc8845fbe2731be671f3dd1fed0f4a/towowa.pdfIn PDF document text
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/adc4b199cb83c06fddf94bcdc7ada619/sixiwejafefetikeruz.pdfIn PDF document text
- http://webscape.co.bw/wp-content/plugins/formcraft/file-upload/server/content/files/160b917210c7af---86302201685.pdfIn PDF document text
- https://kamber.dk/wp-content/plugins/super-forms/uploads/php/files/26a117d04dfd91f2582783aca33a8ed7/ketokirow.pdfIn PDF document text
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/e439d2d52a10327518cf0587e02cda77/fedeveposubozexewixepoj.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=class+1+reading+passagePDF link annotation
- 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_off0000e7c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7C4 | 5084 bytes |
SHA-256: e9616043c87c07fe0f2946ceebc6acb66005a57b8f4f03ce808c2ed4668ecfc0 |
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font_01_sfnt_off0000f91b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF91B | 10748 bytes |
SHA-256: 67f447c21078c5b2232068abc91c6e4568b0df882aaacb665953a8c4aecee677 |
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