MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by ML classifiers and ClamAV as malicious. It contains numerous external links, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The PDF structure and embedded links indicate it's likely part of a phishing campaign or a distribution vector for further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://pistant.ru/uplcv?utm_term=15+best+torrenting+sites PDF link annotation
- https://bywuf.org/upload/editor/files/guzegatoxemafu.pdfIn PDF document text
- http://asirakademi.com/resimler/files/6328244835.pdfIn PDF document text
- http://www.somdattabasu.com/fckimages/file/93089306438.pdfIn PDF document text
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/sunhmvk6vbb1jd3epb3ut4brp9/26216431030.pdfIn PDF document text
- http://csc0512.com/userfiles/file/20210915210544_zs6yzy.pdfIn PDF document text
- http://vxclouds.com/userfiles/file/17887268380.pdfIn PDF document text
- http://vpsystem.com/files/fck/gigovapadas.pdfIn PDF document text
- https://equator-maritime.com/userfiles/file/41903771587.pdfIn PDF document text
- http://azseal.net/uploads/userfiles/file/41139292369.pdfIn PDF document text
- https://swapnauraan.com/ckfinder/userfiles/files/wedut.pdfIn PDF document text
- https://hafa-verein.de/wp-content/plugins/super-forms/uploads/php/files/7b1eea6045c9ccce67dde9bdebd0314d/faberadoladujelu.pdfIn PDF document text
- http://yesfabric.com/images/upload/File/kixesux.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/kegoxumetiwenubuzubi.pdfIn PDF document text
- https://polresseluma.com/assets/ckfinder/core/connector/php/uploads/files/fosozofewewerubogefupawep.pdfIn PDF document text
- http://tuzvedo.hu/elemek/file/lelizob.pdfIn PDF document text
- http://newtrichur.com/userfiles/file/vemamajevur.pdfIn PDF document text
- https://my-natural-style.net/upload/files/73301807714.pdfIn PDF document text
- http://cmrivestimenti.com/userfiles/files/79114708244.pdfIn PDF document text
- http://k1a.ru/images/files/file/zumijegusejojixazogijo.pdfIn PDF document text
- http://cl-pub.com/files/files/budopubepovetum.pdfIn PDF document text
- http://impex-italia.it/userfiles/files/15153162707.pdfIn PDF document text
- https://selectwifi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614c8b3a41b8a---belaruza.pdfIn PDF document text
- http://www.leasebridge.com/CKUPimg/files/36273084665.pdfIn PDF document text
- https://kaplaitalia.it/userfiles/files/zoneronaguv.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_off0000b1ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1EA | 14468 bytes |
SHA-256: 59028e0a67be9e98719e25523a9a891c90e59a5a406933eb25d8c666414a0ba1 |
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font_01_sfnt_off0000d64e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD64E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ee65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE65 | 10304 bytes |
SHA-256: fcfe4116c20bc0f9a50e9473d03741302908179454cc019ce846ebbff712bf4d |
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