MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised WordPress sites and disposable hosting, suggesting it's a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://duda-tech.pl/dudatech/upload/file/noluwopem.pdf
- https://activsport.ro/userfiles/file/65427149531.pdf
- http://villaturri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075e88ccd790---zejasagek.pdf
- http://audiomaster.se/wp-content/plugins/formcraft/file-upload/server/content/files/160aa0352abb38---20596653880.pdf
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/160991b1f352f9---guwotimulapex.pdf
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d82a576ceb---gefix.pdf
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/6g3j4ntugs367nkojr3nhr2510/83527857496.pdf
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/930043a56e8b43e90fdf943df7eb219e/80418301394.pdf
- http://ajtoablakcentrum.com/_user/file/43701159965.pdf
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/e6f4215266c6cfb7f5709bc51adee4a7/34645488243.pdf
- https://dmvassociates.com/wp-content/plugins/super-forms/uploads/php/files/d3223d8b53bc761cfbdc43dec584a2bb/kegewirinefusatid.pdf
- http://drapa-technika.cz/UserFiles/File/13970286144.pdf
- https://robotics-institute.com/wp-content/plugins/super-forms/uploads/php/files/8aadfsu8vv1kibi0fbolaarsuk/63512320074.pdf
- http://yjccnc.com/upload/files/20734194892.pdf
- https://aznamaste.com/ckfinder/userfiles/files/32747765653.pdf
- https://www.golaw.net/wp-content/plugins/formcraft/file-upload/server/content/files/160f34b25b3e74---96455273965.pdf
- https://www.cedicar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160937f9622a23---63535925056.pdf
- https://doanhnghiepvietnam.org/img_duhoc/files/wawarolu.pdf
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/1609a3f7998904---14595595635.pdf
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071b7d2683ba---sipuxojevevatu.pdf
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/b6d00e934d7f6371a406ee0ea95e7b91/9402366934.pdf
- http://eramaztravel.com/bot/ckfinder/uf/files/94247523242.pdf
- http://ballarioarchitetti.eu/userfiles/files/kikezunerili.pdf
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/970e99f705ee04f1607f38d1fb8c3930/28951077829.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=freezing+point+depression+of+water
- 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_off0000e99e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE99E | 16792 bytes |
font_01_sfnt_off000101b0.binfc77c7f94b05c975edb6390390ce54e229a7f51742bbc9933aa02c1cd518f4df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101B0 | 17704 bytes |
font_02_sfnt_off000130b5.bin50a7ef3e212776b28a0315af863f5b10ffd23d86f29087acbec43c01bc87cd58 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130B5 | 10748 bytes |
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