MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The PDF file contains numerous links, many pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to download files. The presence of 'utm_term' parameters in some URLs indicates a potential phishing or SEO manipulation tactic. ClamAV and ML classifiers also flagged this PDF as malicious, specifically as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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 http://suurelepa.ee/data/file/23276264735.pdf In PDF document text
- http://3sdent.com/upload/files/21143728471.pdfIn PDF document text
- https://architektor.ru/uploads/file/vomuwa.pdfIn PDF document text
- http://fortwashington.abwingsmd.com/uploads/files/mebimudizizulabimolenenob.pdfIn PDF document text
- http://pure-chiral.com/upload/files/6734874371.pdfIn PDF document text
- https://jordan.si/dokumenti/file/gekoguzugawup.pdfIn PDF document text
- http://luberoff.com/userfiles/file/widafokoneg.pdfIn PDF document text
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ad841d1fa9---23312993114.pdfIn PDF document text
- http://saconsultancy.com/userfiles/file/12054159855.pdfIn PDF document text
- http://www.golfusa.be/userfiles/files/jogawijalawozifarirov.pdfIn PDF document text
- https://www.arc-welding.co.uk/wp-content/plugins/super-forms/uploads/php/files/fe9m44i4eva90eoi3ma7i3l3nr/xokolapoxog.pdfIn PDF document text
- http://ms-krmelin.cz/app/webroot/files/files/fuwugixejeg.pdfIn PDF document text
- https://media-get.ru/userfiles/files/mejefe.pdfIn PDF document text
- http://stonebreaker.at/34876173258.pdfIn PDF document text
- http://myshopgroup.com/userfiles/files/xiwetizomatuxupuwepo.pdfIn PDF document text
- http://huarong-bio.com/upload/files/49342670368.pdfIn PDF document text
- https://bibliotheque-des-arts.ch/ckfinder/userfiles/files/gugoluxusa.pdfIn PDF document text
- https://reifenscho.de/wp-content/plugins/formcraft/file-upload/server/content/files/16145ee90cca4d---57606556808.pdfIn PDF document text
- https://questyme.ca/userfiles/file/fozabusovavenaj.pdfIn PDF document text
- https://prana.video/wp-content/plugins/super-forms/uploads/php/files/0ruuvp7hq6qqjovqc5sprpkl4t/92083865591.pdfIn PDF document text
- https://avukatwebsitesi.trakyasoft.com/upload/files/fujuwi.pdfIn PDF document text
- http://evaemlak.com/userfiles/file///jawanogefalirugedifotine.pdfIn PDF document text
- https://pointwebhost.com/calisma2/files/uploads/76538330137.pdfIn PDF document text
- http://dalnoboy.org/data/filestorage/upload/files/63987433802.pdfIn PDF document text
- http://dobrejaja.com/Upload/file/10228389582.pdfIn PDF document text
- http://www.prunay-en-yvelines.fr/ckfinder/userfiles/files/9570505640.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=call+of+duty+mobile+apk+and+obb+downloadPDF 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_off0000d43e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD43E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ec55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC55 | 10952 bytes |
SHA-256: 5e89e58fc1e9c934f6da5fccc39d6411af5075260de6a6fd93b9278dff84ab63 |
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font_02_sfnt_off0001059a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1059A | 18260 bytes |
SHA-256: 4de622f4015b733f345d6e7af710367c1ea62048696bdb7f81344d4e66a150c9 |
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