MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and ClamAV as malicious, indicating a phishing or malware distribution attempt. It contains numerous external links, many hosted on compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the ML classifier's high confidence score further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://medvor.ru/uplcv?utm_term=beachbody+ultimate+reset+recipes+pdf PDF link annotation
- http://www.makattakasinti.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083546914189---3060333892.pdfIn PDF document text
- https://koratspring.com/upload/file/49705422725.pdfIn PDF document text
- https://f1com.ge/wp-content/plugins/super-forms/uploads/php/files/d1493af18d0de1d00de7b083ec6254da/fexeguvafulubulofoxilekip.pdfIn PDF document text
- https://eandjfamilyhealthcenter.com/wp-content/plugins/super-forms/uploads/php/files/10ad27b0e2d6b9b4faad5c1540a598fa/vurisowewekapapakab.pdfIn PDF document text
- http://gabortech.comadmin/file/78708186270.pdfIn PDF document text
- http://www.letnifestiwal.pl/ckfinder/userfiles/files/xipudorabizakavonu.pdfIn PDF document text
- http://gospel-pour-100-voix.com/fichiers/newsletter/file/98548385880.pdfIn PDF document text
- https://cowichanseniors.ca/userfiles/file/bojuvisabuminisafuvogaje.pdfIn PDF document text
- https://gencshow.com/upload/ckfinder/files/jusubuvisuren.pdfIn PDF document text
- https://sandp-engineering.com/ckfinder/userfiles/files/demitipelegisoderajoj.pdfIn PDF document text
- http://thementalhealthadvocates.org/files/userfiles/file/nemevowusozuf.pdfIn PDF document text
- http://dade666.com/userfiles/202108file/2021081306472270554.pdfIn PDF document text
- http://chupanhnoithat.vn/upload/files/jirapigu.pdfIn PDF document text
- http://hotstamping.pl/files/file/57654046961.pdfIn PDF document text
- http://kompletucetnictvi.cz/files/file/49183000662.pdfIn PDF document text
- http://birnagarcollege.in/userfiles/file/9500394722.pdfIn PDF document text
- https://haps.company/wp-content/plugins/super-forms/uploads/php/files/b6cau5kbngp6kl3vjfjoc0sdo5/91175259846.pdfIn PDF document text
- http://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b42f5e6ee9a---40924006132.pdfIn PDF document text
- http://apluskleaning.com/admin/images/file/74472952819.pdfIn PDF document text
- https://celebicatering.com/upload/ckfinder/files/30691264973.pdfIn PDF document text
- https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/647a47893858c9ffcabd610ffce83ede/86136331600.pdfIn 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://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_off0000b1b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1B6 | 15840 bytes |
SHA-256: 5e395d2447b46197749b0dadf3b980d88d87f55145713175dab41af4c22d39fe |
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font_01_sfnt_off0000d9e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9E6 | 11188 bytes |
SHA-256: feb7b7ff3d9e30c46e517b90c0a159fd6d58338e2525d974a6789928a7b640de |
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font_02_sfnt_off0000f3e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3E7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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