MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It functions as a link farm, containing numerous URLs that point to compromised WordPress sites and other disposable hosting. These links likely lead to phishing pages or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a427111c2f2---folovefolox.pdf
- http://dailyliving.nl/ckfinder/userfiles/files/kuronejofaro.pdf
- http://www.commandinglife.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072914a08ff2---xozomofexinemafamavebalod.pdf
- http://urbanconstructions.org/images/uploadedimages/file/27946495888.pdf
- http://skpizzasubs.com/uploads/files/20343855952.pdf
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160acd7a86a91a---26737272570.pdf
- https://k-kompany.ru/wp-content/plugins/super-forms/uploads/php/files/6bc9cdb2eacfea82557c98cb2ae1fd91/53987575093.pdf
- http://gpmpoolandspa.com/ckfinder/userfiles/files/dewedek.pdf
- http://kino-profi.com/wp-content/plugins/super-forms/uploads/php/files/c20bd6aace6c7957c895681dd55dfc78/vuxadono.pdf
- http://renovator.cz/files/file/41288071124.pdf
- http://bmhs1963.com/clients/7/72/7286fd37811b7a5dece6e69924e4d5ab/File/59635239069.pdf
- https://razdolle.by/wp-content/plugins/super-forms/uploads/php/files/5d98j7cmmo3p6rditn4rvoi1p4/881731326.pdf
- https://loctra.net/userfiles/file/15147384935.pdf
- https://churchosonline.com/wp-content/plugins/super-forms/uploads/php/files/a13f6370df1cef3816862ca1ea8f7fb5/72502566984.pdf
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a84cce6099---49484018213.pdf
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609f3a9baeb5e---87500788189.pdf
- https://ladychief.com/wp-content/plugins/super-forms/uploads/php/files/f5987c1f0a2c9eec7ac70204da4b433b/tebetivasijitejavat.pdf
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4ecb6ed476---rodujulotisogemefan.pdf
- http://www.idenet.net/wp-content/plugins/formcraft/file-upload/server/content/files/160983961ecb82---kuxusabigo.pdf
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160daece937d33---39767160304.pdf
- http://botosani.ro/img/uploads/file/jufiseviburuzexexapezekut.pdf
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/58f8622ad3e3317ff79ebac38f0d49f1/fejotefapusubewijigar.pdf
- https://fablab808.com/nbloom/fckuploads/file/tujikonopanapuzagowekaze.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=tracey+lee+collins
- 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_off0000efc8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFC8 | 16792 bytes |
font_01_sfnt_off000107df.bin2832ac1a44190fda3da043457c1d18e5d48b031b52176d1f3e6d1f9c90568f86 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107DF | 10200 bytes |
font_02_sfnt_off00011ed6.bin20027831f6bb8c420a747673ad7c39e2f1b9c64da8515dae153c47e649f675fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11ED6 | 17704 bytes |
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