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 and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document functions as a link farm, containing numerous URLs pointing to compromised WordPress upload directories, suggesting an attempt to redirect users to malicious sites. The presence of these links indicates a likely phishing or malware distribution campaign.
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 http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/160b30a7fca395---98564193193.pdf
- http://toonesk.com/upload/15190312560.pdf
- http://batiment-tunisie.com/userfiles/file/47144495539.pdf
- https://discoverapartmentsforrent.com/wp-content/plugins/super-forms/uploads/php/files/379a676c17eeb3d7eb5c8b8ad8b59556/38018635287.pdf
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/bf513e6d54865e968d106d204d27531e/gibizirodazosilip.pdf
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b32850d0bcb---26352750665.pdf
- http://shs1977reunion.com/clients/41590/File/nakekenawonaw.pdf
- https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/71d38758ca04cdba1473846517e47ca6/25956653895.pdf
- http://sns.hu/_user/file/90674782197.pdf
- https://fallsplat.se/file/bovorum.pdf
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc66a2f82e---55027436462.pdf
- http://cnzhongkui.com/fckeditor/editor/filemanager/connectors/php/uploads/file/280946353146.pdf
- http://constantemails.com/userfiles/file/162305837952164596367.pdf
- http://adoriantarla.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a7656179418---duverezufomanekinobo.pdf
- http://aeskulap24h.de/wp-content/plugins/formcraft/file-upload/server/content/files/16074fbc4efa07---sijiwe.pdf
- https://hocngoaingu123.com/upload/files/76960190525.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160948a837151a---55102899267.pdf
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/160717567d780d---somefekuvatexodevebewo.pdf
- http://www.chicagoalphas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072785ed4b87---50250322013.pdf
- https://advancedcheckcashadvance.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f019ad436d---fazatipejufasixazurom.pdf
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/7d28f6d0143efb2977d6eb823591cb13/65319563949.pdf
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bcdbf2ce93---41357038757.pdf
- http://cgl.lu/userfiles/files/65082279684.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=sighted+contour+drawing
- 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_off00011375.binb42f9a0de86c29dea88981cb2a37a3ecf02c12396b6caa367b718cd88e58990a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11375 | 17296 bytes |
font_01_sfnt_off00014029.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14029 | 16792 bytes |
font_02_sfnt_off00015840.bin92fec136d813d9abaa3658f63d400d2f2499beda2e98f26416c910314865a79d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15840 | 10696 bytes |
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