MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ClamAV, specifically as 'Pdf.Phishing.Trojan'. Static analysis reveals it functions as a link farm, containing numerous external URLs hosted on various domains, many of which appear to be compromised WordPress sites. The presence of multiple links and the 'utm_term' parameter in one URL suggest an attempt to lure users to potentially malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4750
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://chcial.ru/uplcv?utm_term=threads+in+your+face PDF link annotation
- https://bibliothequedesarts.ch/ckfinder/userfiles/files/kadisetiterilasubobiwapi.pdfIn PDF document text
- http://optimus.org.au/wp-content/plugins/formcraft/file-upload/server/content/files/160799bfb96d8f---ruzijuwub.pdfIn PDF document text
- http://metall-press.ru/files/89665551557.pdfIn PDF document text
- http://elijasprojekts.lv/files/file/nonin.pdfIn PDF document text
- https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/d6487c1455a9cb90d8aa93b8c42d508c/zifexesadasokem.pdfIn PDF document text
- https://cremeconferences.com/wp-content/plugins/super-forms/uploads/php/files/eb2e48592013eded998f8335abfb6654/potelipekobitedugorekud.pdfIn PDF document text
- http://scuderieverdina.it/scuderia/userfiles/file/dusobekekogumowawawupi.pdfIn PDF document text
- https://atamergranit.com/userfiles/file/76352508191.pdfIn PDF document text
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607779f6add57---10628992267.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/160932af633493---gewepafuzimexepa.pdfIn PDF document text
- http://ecbpolska.pl/wp-content/plugins/super-forms/uploads/php/files/df69cca99c3845e161d38fbfcf8607d7/28120131389.pdfIn PDF document text
- https://gccpay.net/wp-content/plugins/super-forms/uploads/php/files/f89621bce9f727d106826ca93f22b560/xulujesorewovasejopug.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ad11624c42---napawojipofaganat.pdfIn PDF document text
- https://alphaveneers.co.uk/wp-content/plugins/super-forms/uploads/php/files/72b7d3f53dae3ecac0289ced5f3fb713/30118220888.pdfIn PDF document text
- https://www.blackandwhite-salon.com/wp-content/plugins/super-forms/uploads/php/files/0d9886c50ecd9d34ed2b40da89ec0e19/lanejenoromodumotuju.pdfIn PDF document text
- https://sandalyecenneti.com/wp-content/plugins/super-forms/uploads/php/files/euclv7g3g3dmpuqmnvjjt1nht8/61738339775.pdfIn PDF document text
- https://chptravel.ir/data/file/83661127559.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/7da1df36bcc9070b0f53d39b02512b89/82344878754.pdfIn PDF document text
- https://notrepanierbio.ch/userfiles/file/lawifevidosedulizawuzev.pdfIn PDF document text
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/vei03mcpbe7q2u54rfg1lqg333/joredugoravu.pdfIn PDF document text
- http://minuspk.ru/minuspk.ru/userfiles/file/5924313731.pdfIn PDF document text
- https://edarky.net/data/file/ketiwizaburepebofi.pdfIn PDF document text
- https://churchosonline.com/wp-content/plugins/super-forms/uploads/php/files/bf6a587ddd2e1716c3e19742dbddef8b/74200796468.pdfIn PDF document text
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082a7bae18be---kazukujel.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_off0000eb49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB49 | 10608 bytes |
SHA-256: d9bf3308e7a4c74cb7857dc755e16407cac9cf9e36ea6181fab57caffa0f2527 |
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font_01_sfnt_off00010378.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10378 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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