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. It contains numerous embedded URLs pointing to compromised WordPress sites, suggesting it functions as a link farm designed to redirect users to malicious or phishing content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates these links are likely on disposable hosting, further supporting a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.7403
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://infrive.ru/uplcv?utm_term=coffee+ground+on+plants PDF link annotation
- https://vmkstroi.ru/wp-content/plugins/super-forms/uploads/php/files/45c9056b8139e0571cfd2997f37784be/12188641603.pdfIn PDF document text
- https://theemperorsoldclothes.co.uk/wp-content/plugins/super-forms/uploads/php/files/9l275t2n0dfpjbelgj4oel8r2m/82176924364.pdfIn PDF document text
- http://delawaretravelmedicine.com/wp-content/plugins/formcraft/file-upload/server/content/files/160945a140d7df---mimuruxokosu.pdfIn PDF document text
- http://luingpyrex.cz/foto/Image/file/fikanilulirijakulugi.pdfIn PDF document text
- http://zetrade.cz/userfiles/file/wabumunowupuxa.pdfIn PDF document text
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/160bb0f7348b6d---5546160548.pdfIn PDF document text
- https://speculatio.in/ci/userfiles/files/kevigorubifasadejilu.pdfIn PDF document text
- https://q-web.ro/wp-content/plugins/super-forms/uploads/php/files/hpgob4ebjunohm62u71hehshbj/55763253201.pdfIn PDF document text
- https://atl-50.com/files/file/seveziwuvomepilaz.pdfIn PDF document text
- https://123kozijnofferte.nl/wp-content/plugins/super-forms/uploads/php/files/netc248rq7nca9n2np97jbpt52/45698665173.pdfIn PDF document text
- http://www.awakohchang.com/image/upload/File/7728644023.pdfIn PDF document text
- http://asztalosweb.hu/userfiles/file/28994536074.pdfIn PDF document text
- http://microlana.com/ckfinder/userfiles/files/venozasigare.pdfIn PDF document text
- https://armandofalconi.net/userfiles/file/84748675502.pdfIn PDF document text
- https://farmaciasacoor.com/site/upload/file/zabopotiwexudukuvifasevi.pdfIn PDF document text
- http://freehajjandumrah.com/admin/admin/uploadfiles/file/wujiruxufina.pdfIn PDF document text
- http://cuatro-pr.org/sites/default/files/file/miwoligiwefumabebo.pdfIn PDF document text
- http://albatrossmrn.com/konadnew/userfiles/file/7546138667.pdfIn PDF document text
- https://tvmreza.tv/ckfinder/userfiles/files/bidara.pdfIn PDF document text
- http://akkoryazilim.com/userfiles/file/1952183767.pdfIn PDF document text
- https://diversified-nj.com/wp-content/plugins/super-forms/uploads/php/files/fc96445a4914f975d12342ba312f0a0e/74860700619.pdfIn PDF document text
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/f6148d84935fec706839ee2f475c6889/5742515267.pdfIn PDF document text
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160e36f8a9f768---84267209501.pdfIn PDF document text
- https://dsodrecital.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091554df07fa---xonotafolivelopezurep.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_off0000fb15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB15 | 10712 bytes |
SHA-256: dd16223218f32e68a9860bb8ea0fb426df8246eb8c7649632dd3316186551336 |
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