MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous external links, many of which point to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to potentially malicious content. The ClamAV detection and ML classifier further support its malicious nature, classifying it as a phishing trojan. The primary attack pattern observed is the use of a PDF as a lure to drive traffic to external, potentially compromised, resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.5603
Heuristics 5
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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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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://zonwering-belgie.eu/ckfinder/userfiles/files/butimupalu.pdf In PDF document text
- https://www.adilaltinsoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ce2d6d0ba6---36646506709.pdfIn PDF document text
- http://xn--80aaeiengkwpz6p.xn--p1ai/pub/file/duwolefevo.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab304b37874---8284568296.pdfIn PDF document text
- https://www.teppiche-waschen-hamburg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c22e6fa85eb---8853644781.pdfIn PDF document text
- http://gospelinamerica.com/clients/874377/File/8919111902.pdfIn PDF document text
- https://egca.fr/userfiles/file/korululunapugezo.pdfIn PDF document text
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b5ff0bd693a---56635221168.pdfIn PDF document text
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/21gvvpsmm5ls2bfht5l9etcva5/dovasijukizebas.pdfIn PDF document text
- https://grupahatak.pl/admin/_fck_files/file/ruvotowo.pdfIn PDF document text
- http://benhvienlaptop.biz/userfiles/file/jowatusimikozaxorew.pdfIn PDF document text
- http://www.festivalmarrakech.info/wp-content/plugins/formcraft/file-upload/server/content/files/1609dfae1df7ef---zovevokavok.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/41fbf1399c6ff2e170ae66fb440b5e3a/dekalabenapitibogotoj.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=1040+pdf+2015PDF link annotation
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