MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is a PDF identified as malicious by ClamAV and an ML classifier. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm or phishing attempt. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically highlights this behavior, suggesting the document's primary purpose is to redirect users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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.rydalmereprestige.com.au/wp-content/plugins/super-forms/uploads/php/files/2fk1urmvocmkmtc1fm8t7s0tl1/tudotidejodatoviwadav.pdf In PDF document text
- http://jinanxintiandi.com/userfiles/files/68553076520.pdfIn PDF document text
- http://superpart.com/files/49675631385.pdfIn PDF document text
- https://accuratesearch.com/userfiles/file/4590374573.pdfIn PDF document text
- https://hbfilm.ca/resimler/files/xijipijefaxe.pdfIn PDF document text
- https://lesfeesdelhetre.fr/upload/files/bevobegoxugapifilu.pdfIn PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/f3b1769f5ad08253ec87a17b8333e512/peporabunitakuzotoxe.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/16077bc59a9252---dodemenafipax.pdfIn PDF document text
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/9lilu0dtk8gvagrfirihrjdji6/76325029930.pdfIn PDF document text
- https://sk-developers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160867ab2cea58---6902324396.pdfIn PDF document text
- http://www.saito-ken.jp/userdata/file/23901146316.pdfIn PDF document text
- https://athensviptour.com/wp-content/plugins/super-forms/uploads/php/files/afa427235b7616deab9d109fc541050d/visiramaferovibivefafino.pdfIn PDF document text
- https://tenekedjieva.com/uploads/file/fumujifa.pdfIn PDF document text
- https://www.ciabrini-immobilier.com/wp-content/plugins/super-forms/uploads/php/files/bcbtk11cppp0degk95pvnoedd2/melorotovewogipu.pdfIn PDF document text
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b77ce019d4e---zosaxelamowetidu.pdfIn PDF document text
- http://ztkammer.at/uploads/file/bekarerozodigerodikodava.pdfIn PDF document text
- https://sportcity.bg/webroot/img/content/files/nukavapuzal.pdfIn PDF document text
- https://gangwontaxi.com/FileData/ckfinder/files/20210812_034BD83318677642.pdfIn PDF document text
- https://braindevelopmentmaps.org/userfiles/files/fatipegadagod.pdfIn PDF document text
- https://www.truckersplantparts.co.uk/ckfinder/userfiles/files/fibuxagojuvebak.pdfIn PDF document text
- http://kino-cosmic.ru/sadm_files/kelakusuzixanogil.pdfIn PDF document text
- http://guides2alpes.fr/uploads/file/54608594912.pdfIn PDF document text
- https://tecnicadovolante.com/images/file/wuner.pdfIn PDF document text
- http://timelessmebel.ru/wp-content/plugins/super-forms/uploads/php/files/376f149748e70ae21d820580a62e4787/27891122552.pdfIn PDF document text
- http://www.bewegeninarnhem.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b377f5d0f1b---28841167896.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=meaning+of+lanthanidesPDF 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_off0000dbc8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBC8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f3df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3DF | 10524 bytes |
SHA-256: 4db63df964c11060cb9ed7605937b910b65cceb20624e0725c3a5e3d7e73273c |
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font_02_sfnt_off00010b83.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B83 | 17952 bytes |
SHA-256: 8eba2b8bc5d3931322df22196a164990de7e064abc3f99cf897a7b74804ca9f6 |
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