MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous external links, many pointing to compromised WordPress sites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of a link farm on disposable hosting further supports this assessment.
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://drafthe.ru/uplcv?utm_term=legend+of+fei+ep+1+eng+sub PDF link annotation
- https://www.dooleysnaturalgas.com/ckfinder/userfiles/files/tegugurex.pdfIn PDF document text
- http://opuspoint.com/ckfinder/userfiles/files/80603152196.pdfIn PDF document text
- http://youngshiny.com/userfiles/file/1631815971.pdfIn PDF document text
- http://mexvp.com/ckfinder/userfiles/files/44643009752.pdfIn PDF document text
- http://jingyilin.org/uploads/file/71545688747.pdfIn PDF document text
- https://oncallanatomist.org/ckfinder/userfiles/files/gatugijavulufobedotovadi.pdfIn PDF document text
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613f5e34a804c---29950158600.pdfIn PDF document text
- https://libyamonitor.com/sites/all/libraries/ckfinder/userfiles/files/8472812897.pdfIn PDF document text
- https://sf-tfi-pgu.uz/wp-content/plugins/super-forms/uploads/php/files/ab4f49cb78cba124439bfeb1a339837e/43250450700.pdfIn PDF document text
- https://highlander-inn.com/assets/userfiles/files/55694621742.pdfIn PDF document text
- http://kechengchem.com/upload/files/82161657663.pdfIn PDF document text
- http://www.vljainandco.com/userfiles/files/daridoxo.pdfIn PDF document text
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16135daadb44fa---zomubo.pdfIn PDF document text
- https://cooperadora.grupocreartel.com/documentos/archivos/piwunekutetal.pdfIn PDF document text
- http://ppp220.com/Upload/file/14757376625.pdfIn PDF document text
- http://dydlhx.com/upfiles/file///30331651144.pdfIn PDF document text
- https://semagro-msw.ru/pics/images/file/46992174312.pdfIn PDF document text
- http://baugeraeteverleih.de/benutzerdateien/bisirak.pdfIn PDF document text
- http://gcoekmr.org/cukashmir/User_Files/imagefile/kovozavavosufisuf.pdfIn PDF document text
- http://szyoujin.com/UploadFile/file/20210925170313778.pdfIn PDF document text
- https://www.posluh.hr/ckfinder/userfiles/files/67978784690.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_off0000ac11.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC11 | 15064 bytes |
SHA-256: c8d5e47d6ba3979560277e7414f247326829e629c655fe73261d269a6cd734c8 |
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font_01_sfnt_off0000d24e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD24E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ea65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA65 | 10516 bytes |
SHA-256: 6875419a372a0f01b121f1c1b1a2e95fe401f88610506eb02ec23319902a94a2 |
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