MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous links, many pointing to compromised WordPress sites utilizing the Formcraft plugin for file uploads. These links appear to form a link farm designed to redirect users to malicious destinations. The ClamAV detection and ML classifier strongly indicate malicious intent, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.5182
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 https://laborke.ru/uplcv?utm_term=how+to+be+a+guest+on+the+breakfast+club PDF link annotation
- https://pousadamarazul.tur.br/wp-content/plugins/formcraft/file-upload/server/content/files/16086c1a6d676c---44529104350.pdfIn PDF document text
- https://www.pal-kont.hu/wp-content/plugins/super-forms/uploads/php/files/0e09c83be7f016f52cd05746ec1cada2/mitenoxuzeped.pdfIn PDF document text
- https://firmabudowlanawalczak.pl/web/uploads/files/fikujirux.pdfIn PDF document text
- http://hnkingdee.cn/Files/file/2021526181937.pdfIn PDF document text
- http://uniondeautoescuelas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f08eb0e399c---bomenitutabuweve.pdfIn PDF document text
- http://www.goataxiservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160de08819da32---xaluse.pdfIn PDF document text
- https://hotellemaritime.com/hotel/upload/files/balet.pdfIn PDF document text
- http://orosweb.hu/ckfinder/userfiles/files/laletezeviwules.pdfIn PDF document text
- http://c2mag.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c37712991be---53092160221.pdfIn PDF document text
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16070bb213191e---gazom.pdfIn PDF document text
- https://dermo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7b53b854a1---vidifiwol.pdfIn PDF document text
- http://alhouti.com/userfiles/file/36265623089.pdfIn PDF document text
- https://singaporenotarypublic.com/wp-content/plugins/super-forms/uploads/php/files/a153c453096dce868bdea70b4e8fd254/suxudiwexebadevupilidulu.pdfIn PDF document text
- https://tlpnw.com/wp-content/plugins/super-forms/uploads/php/files/00b805aae3dffc7640861dc2b431952a/84296170924.pdfIn PDF document text
- http://caratow.eu/userfiles/file/77872847269.pdfIn PDF document text
- http://alternativefitness.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160e1075b66bfa---xasapukamo.pdfIn PDF document text
- http://qzgj.cn/upload/file/kuvurozukegapanemuxogu.pdfIn PDF document text
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/1grdjnebih2n9e82kfcbm7uvcu/41745912213.pdfIn PDF document text
- http://agcslohian.com/userfiles/file/90668814665.pdfIn PDF document text
- http://www.zywawiara.pl/pliki/mekovosu.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ded7f71071---pagewanesif.pdfIn PDF document text
- https://www.westcountrystoves.co.uk/wp-content/plugins/super-forms/uploads/php/files/4b14f7d9765547774330797543645618/85087637296.pdfIn PDF document text
- https://kovtec.pl/eurostyl/photos/file/74333878389.pdfIn PDF document text
- http://solamsys.com/userData/board/file/sokopovabawuzu.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001051a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1051A | 10932 bytes |
SHA-256: 28b2842830c255d33f8ba5ce410185249d466faeff0d7fa3f1d468319c25b524 |
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font_01_sfnt_off00011e79.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E79 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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