MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised CMS upload storage and disposable hosting, indicating a link farm designed to redirect users to potentially harmful sites. The presence of these links and the overall detection by security tools strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
Heuristics 6
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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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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://abandassociates.com/ckfinder/userfiles/files/wogopesuguxatinuxivoferet.pdf In PDF document text
- http://cesarrodarte.com/userfiles/file/38461043857.pdfIn PDF document text
- http://kidsjeodo.com/images/files/9651318903.pdfIn PDF document text
- https://www.keystonecare.co.uk/wp-content/plugins/super-forms/uploads/php/files/af6c157cef09c36d0d20003d00bd9de7/muwurujizobenipelexatedu.pdfIn PDF document text
- http://fygl.net/uploads/file/042018483229.pdfIn PDF document text
- https://isosklo.cz/uploads/52855307609.pdfIn PDF document text
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/80cbd57fa5c3546d759894ab5a5575ee/99712951596.pdfIn PDF document text
- http://potlista.com/file/files/maguzupepanajegobanijid.pdfIn PDF document text
- http://vdavloeren.be/userfiles/files/xanovu.pdfIn PDF document text
- http://wxeina.com/userfiles/files/xunajoso.pdfIn PDF document text
- https://stockbauer.hu/uploads/file/wedovisekovokusukasup.pdfIn PDF document text
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c70274e6f0---69680061203.pdfIn PDF document text
- http://studiogiovannone.com/userfiles/files/busilukepitapejeva.pdfIn PDF document text
- https://www.profiemg.cz/upload/ck/files/96060197987.pdfIn PDF document text
- https://dorfadvertising.com/ckfinder/userfiles/files/xaluwixafazimi.pdfIn PDF document text
- http://conblocmanado.com/pics/file/78210511797.pdfIn PDF document text
- http://forma8.kz/ckfinder/userfiles/files/jepezixawuz.pdfIn PDF document text
- https://willes-gb.com/uploads/files/202109090702422613.pdfIn PDF document text
- http://rioairporttransfer.com/ckfinder/userfiles/files/rogegulom.pdfIn PDF document text
- http://cabini.it/userfiles/files/57118610588.pdfIn PDF document text
- https://www.almuhja.com/ckfinder/userfiles/files/vatuwizumovaditedej.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=teatv+live+tv+apkPDF 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b03c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB03C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c84e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC84E | 17604 bytes |
SHA-256: d89b5b7e17223d9a65928aa399c9dda58f067810e7be5f1ec859a45a36abd3ef |
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font_02_sfnt_off0000f5ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5CA | 9872 bytes |
SHA-256: c3bcbabe9bcf88fb5dfbc8be427b82fd30585cd1637484df818c85818447b0e5 |
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