MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains embedded JavaScript and numerous URLs, many pointing to compromised CMS upload directories. The presence of a link farm on disposable hosting and the ML classifier's high confidence score indicate a malicious intent to redirect users to potentially harmful content. The embedded JavaScript likely facilitates the redirection or further malicious actions.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://allytemp.ru/uplcv?utm_term=abina+and+the+important+men+sparknotes PDF link annotation
- https://www.beewellrx.com/wp-content/plugins/super-forms/uploads/php/files/tmp/23884482020.pdfIn PDF document text
- http://epmresearch.org/userfiles/files/35413571840.pdfIn PDF document text
- https://monarchwinemerchants.com/wp-content/plugins/super-forms/uploads/php/files/6cfbdd7eb3c857510e806942c6efdb35/fosesajemorofawex.pdfIn PDF document text
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/bdaf79da836ee07249dad89a6dbd271e/novodabigasojolujud.pdfIn PDF document text
- https://wccia-vastu.com/wp-content/plugins/super-forms/uploads/php/files/6c5ca4a7c437deb5397cfc336a77965f/39673650664.pdfIn PDF document text
- http://sensor4you.com/fckeditor/editor/filemanager/connectors/php/fckeditor/upload/202108/file/51001828510.pdfIn PDF document text
- http://szymonadamczyk.pl/uploads/fck/file/69793337278.pdfIn PDF document text
- https://wrd13.com/force/file/gujadofisagomuxi.pdfIn PDF document text
- http://www.kindytennis.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3dd949ea96---35711580641.pdfIn PDF document text
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/e3da4db8c7d526b15833cc2da2a4cb94/fenuvunela.pdfIn PDF document text
- http://shinserviceodi.ru/wp-content/plugins/super-forms/uploads/php/files/a2308488f82bb6b0c919d10a1d8e5176/68067685658.pdfIn PDF document text
- http://ylplj.com/ckfinder/userfiles/files/lajupiza.pdfIn PDF document text
- https://cissud.eu/uploads/ck_editor/files/58010439185.pdfIn PDF document text
- http://1137.jp/app/webroot/js/ckfinder/userfiles/files/65382888826.pdfIn PDF document text
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/56duv0h5n0jgjtplqv32fj9ubf/23472855580.pdfIn PDF document text
- http://dangkyidol.com/wp-content/plugins/super-forms/uploads/php/files/nkhvpbeukrk8ngis2jgq11p7n6/60227877125.pdfIn PDF document text
- http://ar-intl.net/wp-content/plugins/super-forms/uploads/php/files/uf0asrvl9t1mo228jbutpi1vl7/6761823183.pdfIn PDF document text
- http://www.opencalgary.org/wp-content/plugins/formcraft/file-upload/server/content/files/160840284c31cc---91843283320.pdfIn PDF document text
- http://adance0112.com/upfile/editor/file/loluzilot.pdfIn PDF document text
- https://binhruamuinanobac.com/wp-content/plugins/super-forms/uploads/php/files/5ms8p72ltltjmf7si3im638566/puwovule.pdfIn PDF document text
- http://szentimresiklos.hu/upload/file/titetomedifovudefawe.pdfIn PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/a44f82e77fcb6fa05579ab476c354492/74898426577.pdfIn PDF document text
- https://wacee.net/wp-content/plugins/formcraft/file-upload/server/content/files/160bf976ea89bf---nibeki.pdfIn PDF document text
- https://jdbailbonds.com/wp-content/plugins/super-forms/uploads/php/files/b79cbaa61127979aa0b9489a47662872/falawuwunufovexalunobovit.pdfIn PDF document text
- http://www.julitolaschools.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b6045d5e46---13833122310.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://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_off0000c350.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC350 | 16772 bytes |
SHA-256: 96d79bd1088be0ed9721dcd3116332c6fa188cad564949356ca03bd916f0e861 |
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font_01_sfnt_off0000ee02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE02 | 10824 bytes |
SHA-256: 3668acf6360363a366f500126235e44a6198de1d56475d960ff7eeb900eaab1f |
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font_02_sfnt_off00010693.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10693 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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