MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. It contains numerous external URLs, many pointing to compromised WordPress sites, suggesting it's part of a link farm designed to redirect users to malicious content. The presence of embedded URLs and the overall structure strongly suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://ketchas.ru/uplcv?utm_term=interior+design+brief+pdf PDF link annotation
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a913eb7ea26---zajevarofejofojoxurifekix.pdfIn PDF document text
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a02d7d78da1---taligipisorotokupevilifi.pdfIn PDF document text
- https://calmoinc.com/upload/editor/file/xepaxudezivolojuki.pdfIn PDF document text
- https://binhruamuinanobac.com/wp-content/plugins/super-forms/uploads/php/files/2frqil55hkqvhh9g7a3p2115ak/57750439820.pdfIn PDF document text
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609083627d215---galofanedobeboses.pdfIn PDF document text
- https://tenfci.org/userfiles/file/6618314250.pdfIn PDF document text
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/1607cb4c6cce8b---40354846917.pdfIn PDF document text
- http://morethancars.nl/uploads/edytor/file/naxami.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16090bcadac72d---31977658427.pdfIn PDF document text
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ae109493265---godisifimokagaxok.pdfIn PDF document text
- https://actor-conseil.com/files/file/basaronovenebobo.pdfIn PDF document text
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/002e069546535e366f2608a5e910e7c8/70798899604.pdfIn PDF document text
- http://aivieksteslaivas.lv/userfiles/file/83967258543.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/j605mtbqbreu0ckpr6a8htnp9u/41894331025.pdfIn PDF document text
- https://lensprovn.com/ckfinder/userfiles/files/xepolisaxej.pdfIn PDF document text
- http://absolutelyneon.com/userfiles/file/gikijija.pdfIn PDF document text
- https://nuregio.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608c944597f65---8758276375.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f0bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0BF | 5044 bytes |
SHA-256: fcff10ee4e74f2cb1210be7b464e0aea0d5b23f60e5c9c8842b7f6a70386b31f |
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font_01_sfnt_off000101ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101EF | 10636 bytes |
SHA-256: 7de8ff41148ffde1074c3c76ca49c9cda1d497360aeac7251bf1c1d2c1c2808b |
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