MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The file functions as a link farm, directing users to multiple compromised websites and potentially disposable hosting domains. These links are likely used to distribute further malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9929
Heuristics 6
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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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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://www.waterlooarmsnewforest.co.uk/wp-content/plugins/super-forms/uploads/php/files/009a3d8bdfabb82c427f4189c40c35ba/tijeluxezolofotitefezujej.pdf In PDF document text
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/16073bdc52a973---86194047787.pdfIn PDF document text
- http://www.garriagricola.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fa711949fd---raforajorujetesurod.pdfIn PDF document text
- https://intelean.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608cfa36737e8---rudid.pdfIn PDF document text
- http://chrisdepanneservices.fr/Sites/cds/files/vuxur.pdfIn PDF document text
- https://areshin.ru/wp-content/plugins/super-forms/uploads/php/files/d8d132dc6186f451d6d63c7249af32be/bidagavukojomor.pdfIn PDF document text
- http://debden.org/userfiles/file/nimulasirodil.pdfIn PDF document text
- http://topopentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083a21582402---35509980411.pdfIn PDF document text
- https://www.isnb.co.uk/wp-content/plugins/super-forms/uploads/php/files/3f881b2ca9ab55ccecafa5efe17785e7/kutarolititoxoxomugexa.pdfIn PDF document text
- https://fortlauderdale-carservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608af768be8f8---4662208497.pdfIn PDF document text
- https://cpsguffanti.com/uploads/file/wawolevawawidobe.pdfIn PDF document text
- http://asu.com.vn/wp-content/plugins/super-forms/uploads/php/files/raec08fnu4hhl010sh5r39h4mm/gizutopijaxibukis.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/eca2aef38665429eb22f5460f2aaaa08/12179730419.pdfIn PDF document text
- http://dishandspoonproductions.com/ckfinder/userfiles/files/vekep.pdfIn PDF document text
- https://inchirieriavioane.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608345b5318b8---mimuwibokew.pdfIn PDF document text
- https://aymsoft.us/aym_image/files/metezu.pdfIn PDF document text
- http://www.mostex.sk/files/articles/file/29999199964.pdfIn PDF document text
- http://pvsystreports.com/wp-content/plugins/super-forms/uploads/php/files/8h143i0l8teggqk44m7e9q5e85/98932134850.pdfIn PDF document text
- http://beveragesgs.com/userfiles/file/14638843731.pdfIn PDF document text
- http://gchs1969.com/clients/867877/File/vewaduxapu.pdfIn PDF document text
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160764bb51b6ab---73191505632.pdfIn PDF document text
- http://jatyn.cn/upfiles/202105/file/1620360970.pdfIn PDF document text
- http://www.deep2001.com/images/library/File/21941031193.pdfIn PDF document text
- http://alliance-ltd.com/userfiles/lijenumix.pdfIn PDF document text
- https://www.sehersirin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d672e9f053---potukikekuba.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=paul+bunyan+and+babe+the+big+blue+oxPDF link annotation
- 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010d1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D1A | 10716 bytes |
SHA-256: 48979585abcba27bdc1d2eb86b1ce55d3d424569f081ea9f4ee61039a9586f87 |
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font_01_sfnt_off0001256c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1256C | 17696 bytes |
SHA-256: 951992f4b3296321f9ce31484219e1b6591d79cc49e5f6402fae7656c67b37a9 |
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font_02_sfnt_off00015383.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15383 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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