MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or malware distribution attempt. It contains numerous links to external websites, many hosted on compromised WordPress installations, suggesting it functions as a link farm to redirect users to malicious content. The presence of external URIs and link farm heuristics strongly suggests an intent to direct users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.5841
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=indicadores+de+calidad+en+alimentos+pdf PDF link annotation
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/3f619bpjqmr3mnh214bosq7c9t/31692339420.pdfIn PDF document text
- https://www.landalastadservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fad35c364b4---jubavesemidobanofami.pdfIn PDF document text
- http://michardardillier.com/ckfinder/userfiles/files/zoxapinusarexotavor.pdfIn PDF document text
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/480389e18490700ce24d1aaec7275fbf/xawifumokefenizisix.pdfIn PDF document text
- http://andreagarciam.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1284467cd3---pepif.pdfIn PDF document text
- https://frigosztufi.ro/ckfinder/userfiles/files/befevazarasagilujedajuvom.pdfIn PDF document text
- http://arniestribu.com/campannas/file/dogidajitixorefozudazesa.pdfIn PDF document text
- http://thefutureofgolf.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1607604fa9e9f4---kojubapi.pdfIn PDF document text
- https://badanie-wody.pl/galeria/file/56768887368.pdfIn PDF document text
- http://billsky.ee/files/file/suditaligubef.pdfIn PDF document text
- http://1hozain.ru/files/userfiles/files/gesejug.pdfIn PDF document text
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/oiafho0gveru2k3rircc1hgp6n/relarudojo.pdfIn PDF document text
- https://kfz-gutachter-oliver-schiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ab34876958a---11147512369.pdfIn PDF document text
- https://cls-toronto.com/wp-content/plugins/super-forms/uploads/php/files/f09ffd111ffcf2b1228d3e1349875e73/34776247547.pdfIn PDF document text
- https://siphouse96.com/wp-content/plugins/super-forms/uploads/php/files/381d9e52f1746ed7ba56881e0b127f43/27428484380.pdfIn PDF document text
- http://tamlaproject.com/userData/board/file/49850072275.pdfIn PDF document text
- http://clinicacomciencia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160f2ac728c521---lapubobiz.pdfIn PDF document text
- http://www.predoisiasociatii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16094882c3000a---17989142206.pdfIn PDF document text
- http://campingwithconvenience.com/files/files/buwoganifisobobevubasuk.pdfIn PDF document text
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607973c17b92c---nunufowafod.pdfIn PDF document text
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/vm8vvnml72em0sj1p7qgt1rv6b/debalimo.pdfIn PDF document text
- http://halaljones.com/uploads/files/46187776484.pdfIn PDF document text
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/4a1mqbhq690bvm64mr3mg1598s/80528143627.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001293e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1293E | 20016 bytes |
SHA-256: aa0eec46e193195b685a26b70bba832b39f48eb53fb90898d5e70bc4a614a4ff |
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