MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links pointing to compromised WordPress sites, indicating it functions as a link farm. The ClamAV detection and ML classifier strongly suggest malicious intent, likely for phishing or distributing further malware. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' confirms the nature of the PDF as a link farm on potentially disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://signaturetowerpune.com/wp-content/plugins/super-forms/uploads/php/files/qjj0j0b99cjmhll8ug5uv23u27/93522804831.pdf
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab7e63c306e---puseranevupiv.pdf
- https://action-roofing.com/wp-content/plugins/super-forms/uploads/php/files/273f2e9fb7834bff806014bfe36a7da8/bazisojupezomibibizose.pdf
- http://bsp-oblspl.org/ckfinder/userfiles/files/89458555347.pdf
- https://www.arphplumbing.co.uk/wp-content/plugins/super-forms/uploads/php/files/qaqdps0l4fhvfshlcmb3n7odch/vizuteve.pdf
- https://cgeminfos.ma/upload/file/noritumojafar.pdf
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/0621f961bc6bfbeb5f09ac2f5fb649d9/72026536645.pdf
- https://parisautotravel.com/wp-content/plugins/super-forms/uploads/php/files/t3qbabvedjv5j1stgd6ko407u7/49842175993.pdf
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/d570593655c665428dff7ca9e02b8e4a/14256962565.pdf
- https://n95america.com/wp-content/plugins/super-forms/uploads/php/files/ab58622f3440bcdd1f0a66c0f462bf5e/9904061175.pdf
- https://churchosonline.com/wp-content/plugins/super-forms/uploads/php/files/d1d07448927040fb7c502d07f4d66a06/fuvurawuzezepebe.pdf
- https://thetitangroup.ca/wp-content/plugins/super-forms/uploads/php/files/bce4dc20fae5a69bff84000a9cffb488/95162650787.pdf
- https://masterok-kovka.ru/wp-content/plugins/super-forms/uploads/php/files/51b3ed872ef96dd64e25b96e3f9edd3b/2172336857.pdf
- https://projetounificado.com/uploads/files/xonewazituxosujusu.pdf
- https://burkina-businessschool.com/business_school/uploads/file/13586293151.pdf
- https://perleyparish.org/wp-content/plugins/super-forms/uploads/php/files/5a85f3f100e6cdb09f8385d0b036b21b/nelalinij.pdf
- https://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/hmfk1d3pr4ktum9ge27rfainqj/vonisokof.pdf
- http://stylist.in.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160bbf35f2429d---didorelawajewo.pdf
- http://www.look4job.gr/images/_user_na/file/83495867491.pdf
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/26d4b17d850f047f8084d7cd4d2dc3c5/54589485225.pdf
- http://mazurubezpieczenia.pl/zdjecia/fck/file/jufuzazamupisulofusexi.pdf
- http://adabaskimerkezi.com/upload/file/7107203996.pdf
- https://fermuar.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608796482aca7---77835425269.pdf
- https://xlux.vn/wp-content/plugins/super-forms/uploads/php/files/u96dss37dvqapasil4rme3s6vp/bufovevukupelovipisikizi.pdf
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba0156ec8ff---vigepo.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=low+titer+meaning
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d089.bin1e350ed636af35d5486748e7dadcfc080cb04bab068c4fb0bb23d396a23b4fbe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD089 | 17472 bytes |
font_01_sfnt_off0000fd78.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD78 | 16792 bytes |
font_02_sfnt_off0001158f.bin0e8b8f4637ed56d7d423f8110d25f0529bf39f0a3bad13c0481d19ca1f3ef2df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1158F | 10280 bytes |
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