MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a significant number of external links, many pointing to compromised WordPress sites. This suggests the document is designed to act as a link farm, likely redirecting users to phishing pages or to download further malicious content. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports this assessment.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4208
Heuristics 6
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://medvor.ru/uplcv?utm_term=south+african+population+2020 PDF link annotation
- https://viajespereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bac93cb4fbe---felixifiji.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/064d117d4fbf4945d33953fddb022819/34540664282.pdfIn PDF document text
- https://vizzzio.ru/wp-content/plugins/super-forms/uploads/php/files/4e2e389a7f9022b4c7c2a91c718a52d1/jadulupofi.pdfIn PDF document text
- http://dxczx.com/ckfinder/userfiles/files/20210713_224506.pdfIn PDF document text
- https://tlpnw.com/wp-content/plugins/super-forms/uploads/php/files/1f317f8ed811a016bc6bae28cfe83fe2/75525384878.pdfIn PDF document text
- http://profesniprukaz.cz/ckfinder/userfiles/files/limogorof.pdfIn PDF document text
- http://interel-rus.ru/test/sites/default/files/file/91276422754.pdfIn PDF document text
- http://tourister.kr/userfiles/file/lokewovowavu.pdfIn PDF document text
- http://lycee-elm.org/userfiles/file/pojegolosuzisa.pdfIn PDF document text
- https://www.schroedersales.com/wp-content/plugins/super-forms/uploads/php/files/731c43da259c64536ccb9b2319ca84d4/puwulunanidugatiwinurasu.pdfIn PDF document text
- https://aravlicraft.com/cmsCart//upload/file/sexokatutesixezawito.pdfIn PDF document text
- http://kurumakaitori-one.com/js/upload/files/ximitudule.pdfIn PDF document text
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/356e815e58373f06b5c0ea73fc86725c/xaxalupakemiv.pdfIn PDF document text
- https://tectrongim.com/uploads/files/88963145182.pdfIn PDF document text
- https://malashealthcare.com/userfiles/files/60644071969.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0bcb550897---43153732961.pdfIn PDF document text
- http://alimentosldm.com/userfiles/file/jibedali.pdfIn PDF document text
- http://www.stockholmswingallstars.com/wp-content/plugins/formcraft/file-upload/server/content/files/160704c13046e9---jirut.pdfIn PDF document text
- https://www.ltgpartners.com/wp-content/plugins/super-forms/uploads/php/files/04e1693ce26b026e90e782870e79b017/tixotufofarubexanumogawi.pdfIn PDF document text
- http://vanphongphamhienluong.com/upload/files/tasofarida.pdfIn PDF document text
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d5ec026f9a---jizapa.pdfIn PDF document text
- http://www.ebsjosepirosamaria.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b17df8af236---jeditifulebutiwete.pdfIn PDF document text
- http://www.aportecnica.com/imagenes/editor/file/mamini.pdfIn PDF document text
- http://bukharajohnscreek.com/sites/default/files/file/kafimolu.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_off0000f4d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4D8 | 16884 bytes |
SHA-256: b635268b518d0fd057b41ea9a0078fb4e71bdee9e52edc2454281e21988ce56f |
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font_01_sfnt_off000120be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120BE | 10692 bytes |
SHA-256: d0c3353b46216136e056179686be6458393d8df2312bd5cff4a2a0fcbf98cfc4 |
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