MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of links, many of which point to compromised WordPress upload directories or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 http://clean-ecology.com/Upload/files/vigibibipolu.pdf In PDF document text
- http://nhasachnguyenvancu.com/Images_upload/files/xogesixabufinuxeroluwuj.pdfIn PDF document text
- https://www.beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/a0031acc3769e307b2ead58accc813c2/sofetidetexidubixewat.pdfIn PDF document text
- https://www.hinogas.com/wp-content/plugins/super-forms/uploads/php/files/ee6arj7k0dif0thb8go8imeca3/28679930503.pdfIn PDF document text
- http://studioagm.it/userfiles/files/35347544642.pdfIn PDF document text
- http://traiteur-ribot.fr/userfiles/file/wupirutesezovodef.pdfIn PDF document text
- https://rittenhousesmiles.com/wp-content/plugins/super-forms/uploads/php/files/c55059a39986cee603c41fada48951f8/57575607107.pdfIn PDF document text
- https://sheenabusesandcoaches.com/userfiles/file/reluduganimudule.pdfIn PDF document text
- https://mfdesign.hu/files/file/fupavupes.pdfIn PDF document text
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160928756dab4f---67110444582.pdfIn PDF document text
- http://sterenstein.ru/userfiles/file/xozijopel.pdfIn PDF document text
- https://webtraffic.ch/wp-content/plugins/super-forms/uploads/php/files/leqf11da7ngnf0lnki59l3hh62/dafapirakofodi.pdfIn PDF document text
- https://shrmivirtual.org/wp-content/plugins/super-forms/uploads/php/files/ea2419dc69016938d0b4e4b046c3b647/neraxela.pdfIn PDF document text
- https://maspacientes.es/wp-content/plugins/super-forms/uploads/php/files/nd78pjnrbtk722ovobts3blp44/46076289174.pdfIn PDF document text
- https://carrieres-pierre.com/userfiles/file/xopigofezinut.pdfIn PDF document text
- https://www.chinacimctrailer.com/wp-content/plugins/super-forms/uploads/php/files/ce377583d23f8224b60419085d21fa7e/73727041004.pdfIn PDF document text
- https://megatekspb.ru/sites/default/files/uploads/74051623738.pdfIn PDF document text
- https://panama4d.com/contents//files/98191525208.pdfIn PDF document text
- http://wallacewilliamsfamilyreunion.net/clients/6/66/662ca4338cd1fa41fa93b88222973dc6/File/talirorigotigixeva.pdfIn PDF document text
- https://recapress.com/ckfinder/userfiles/files/76513981399.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083dd277d1c6---5981741580.pdfIn PDF document text
- http://perfekttorun.pl/pliki/rofukezosov.pdfIn PDF document text
- https://joepromenshealth.com/wp-content/plugins/super-forms/uploads/php/files/def2815b9d8775d46aabe62d658df960/5597891116.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=modern+business+organisation+and+management+tn+chhabra+pdfPDF 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_off0000f513.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF513 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010d25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D25 | 17056 bytes |
SHA-256: 80f4711f97a0d69dec49d61dac9cfbd24e99281309c2add313e698bd17b6df6d |
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font_02_sfnt_off0001389a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1389A | 11256 bytes |
SHA-256: d470a9e73f429ba16f428689a5131e30108d36ab509a082e55c5def56606b37c |
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