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 contains a link farm pointing to compromised WordPress upload directories, suggesting an attempt to host and distribute malicious content. The presence of numerous unknown URLs indicates a potential phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091295ce594c---12187516543.pdf
- https://unique.global/wp-content/plugins/super-forms/uploads/php/files/037aea03b50446e0eb4e92cfff288fda/95663494619.pdf
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e1abe32a05---vigefijorotokeze.pdf
- https://koratspring.com/upload/file/13372926470.pdf
- http://techhssilverbuffs.com/clients/61416/File/43503872438.pdf
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/b5806d2b255bf8e991972caf66f451b9/50938931556.pdf
- http://langeline.com/ckeditor/upload/files/37069483719.pdf
- http://www.barankayalar.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1611629900d478---67357379836.pdf
- https://zoomkish.com/basefile/zoomkishcom/files/navali.pdf
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/160f0bcdf1c96c---78625434264.pdf
- https://www.adilaltinsoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071a3f6b319c---xaduvojofubedulikux.pdf
- https://playgametoday.ru/wp-content/plugins/super-forms/uploads/php/files/9b8d2f485054bdd091ae01190e0895fd/lavekomilewigizef.pdf
- http://handlpc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/64620127274.pdf
- https://cahayaapi1.com/contents//files/64168433548.pdf
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5e285bf200---79659487270.pdf
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b4553e8feda---kasadexivonun.pdf
- https://dejavuruse.com/userfiles/file/26253815226.pdf
- https://maxim-catering.de/wp-content/plugins/super-forms/uploads/php/files/7gf46up6aa2lrkci5q6urtetvm/73284468169.pdf
- http://americasbestwingsbeltsville.com/uploads/files/28344414644.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=how+to+spell+song+in+spanish
- 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_off0000d4e9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4E9 | 16792 bytes |
font_01_sfnt_off0000ecfb.bincb16fcd54cef225150c9474b8fedb2a854c227b3666163687febf3ba42f3bb44 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECFB | 18660 bytes |
font_02_sfnt_off00011dbb.bin7de7a9e3662d6e6c1d32304c3ceea488b859741a510451b6fffb4ed7757a5862 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DBB | 10508 bytes |
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