MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or SEO manipulation scheme. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a malicious document designed to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/161462e8f28871---79054811631.pdf In PDF document text
- http://herningbadintra.dk/app/webroot/upload/files/lafutobimolifigorerila.pdfIn PDF document text
- http://tnshoppingbag.com/upfiles/file/jovudovuxinotawowu.pdfIn PDF document text
- https://ayurmitra.com/files/file/sukow.pdfIn PDF document text
- http://nc-israel.ru/upload/files/40377860507.pdfIn PDF document text
- http://christ-china.com/filespath/files/20210908193855.pdfIn PDF document text
- http://www.patriarca-batiment.com/ressource/site-image/files/mapazezadipelote.pdfIn PDF document text
- http://airelimpio.mx/img/editor/file/regewufugelebi.pdfIn PDF document text
- http://bjbtrh.com/files/pic/file/posurosizafiwaximix.pdfIn PDF document text
- https://jdrum-music.com/uploads/ckfiles/files/88313888826.pdfIn PDF document text
- http://seattlebestteriyaki.com/uploads/files/juperuromexezigolos.pdfIn PDF document text
- http://malir-naterac.info/UserFiles/File/96658170734.pdfIn PDF document text
- https://tabularasa.lv/sites/tabularasa/uploads/documents/files/60874966682.pdfIn PDF document text
- http://pincodehub.in/userfiles/file/65606999715.pdfIn PDF document text
- http://namhungholdings.com/uploads/ckfinder/files/bojulijanabo.pdfIn PDF document text
- http://sql110.com/pic/norazovaxavuxin.pdfIn PDF document text
- http://acrclubinversores.com/files/galeria/files/tolavagaxekegi.pdfIn PDF document text
- http://udokutscher.de/gfx/userfiles/files/81280321641.pdfIn PDF document text
- https://anyimaker.com/upload/users/files/puzisigotasiditate.pdfIn PDF document text
- http://fcgo.tw/uploadpic/files/pipinuwelab.pdfIn PDF document text
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1614746bef03a0---23083184580.pdfIn PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/5d5a806b5740cc12c9452268a6cdc2ba/50484668220.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=uyare+movie+watch+online+with+english+subtitlesPDF 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_off0000c405.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC405 | 17772 bytes |
SHA-256: e78e9f939c62a3377505e44549f6aaaabc508960c51242eb5d8fb6dfa21f1922 |
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font_01_sfnt_off0000f1b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1B9 | 11188 bytes |
SHA-256: 7fa824974df31d8b15c7a278e6331bfc2958cde273fc302e50d71bd3c79a0b76 |
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font_02_sfnt_off00010bcd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BCD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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