MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, pointing to numerous compromised WordPress sites hosting PDF files. These links are likely used to redirect users to phishing pages or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://www.napariverinn.com/wp-content/plugins/super-forms/uploads/php/files/0e0575df499ec81267a4f603bbbd7eb1/gexosu.pdf
- https://formapolis.it/wp-content/plugins/super-forms/uploads/php/files/27e3acbb83090fff2e7dae10d8ffd23f/85271336427.pdf
- http://theydeserveastamp.org/wp-content/plugins/formcraft/file-upload/server/content/files/160802e1cb8d2f---35086178414.pdf
- http://inlikeflintlogistics.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b6b3bf41f38---55913554516.pdf
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ba5989d2a0a---18069913394.pdf
- https://parisautotravel.com/wp-content/plugins/super-forms/uploads/php/files/jn19oc3f392k9rmtoofokc7iv3/41852978889.pdf
- http://lbhodgereunion.com/clients/3/38/38e1f81cb1ac74d12d86c8ba87866b9f/File/febusizabebojo.pdf
- http://beulahcooleycollection.com/clients/870349/File/penavizafedefob.pdf
- https://weinquartier.at/wp-content/plugins/super-forms/uploads/php/files/59a2af411e4de49d1bf54fbc117b613c/wixeso.pdf
- http://reclaimsplus.com/wp-content/plugins/super-forms/uploads/php/files/8c916d99ec5c2b8fff57c7362e735e7c/vufefe.pdf
- http://volamtuyetthe.com/userfiles/file/fufoxodanopefivaf.pdf
- https://tidurmalam.com/contents//files/tugusosigimupux.pdf
- https://nscs.org/wp-content/plugins/super-forms/uploads/php/files/b19c7b4191a0e45b94dc3d43cb8fac8c/4057773225.pdf
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/11efb076580d327a6dfbcc1162783eba/34639113780.pdf
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a2d096aee3f---16659239882.pdf
- https://broadstripe.com/wp-content/plugins/super-forms/uploads/php/files/800f5b9d34d6e03487c374868e427a17/kasizosom.pdf
- https://gadd-asso.org/userfiles/file/53084806787.pdf
- http://flatadministration.com/uploades/fckeditorfile/48187830347.pdf
- http://nensi.si/upload/file/61904511912.pdf
- http://www.canadavisaservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075be6ab6a95---wawovagirukivudetaxerane.pdf
- https://numen-wow.com/userfiles/cloud//files/favavogejidobazojo.pdf
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/efa3647ac2e8664c2566eef78e5fe2a7/wesena.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=seventh+house+in+leo
- http://medlab.webd.pl/upload/file/pewirexejas.pdf
- 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_off00011333.bin1c3e5c650ab397474fd7552efbee795ebab48c9aad735667b3f33783829c461a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11333 | 10184 bytes |
font_01_sfnt_off000129f0.binc19d2421be8ab97930808d9b5ece344110c60fd46413a092b1aeb9979bb17973 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129F0 | 17460 bytes |
font_02_sfnt_off000157aa.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x157AA | 16792 bytes |
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