MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is a PDF identified as malicious by ML classifiers and ClamAV. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites and other disposable hosting. These links likely lead to phishing pages or further malware downloads, indicating a malicious intent to redirect users to harmful content. No scripts were extracted, and the document body was unreadable binary data.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072d4df3eda4---zejabemuf.pdf In PDF document text
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/4229d4a0b762d15c2fd002179fa4336d/5288415329.pdfIn PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/6ad8a11d6d67ded242f5560bd0b5f5fc/32167832049.pdfIn PDF document text
- https://ahreco.com/uploads/news_file/depor.pdfIn PDF document text
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/160b12f43eda6b---62747639118.pdfIn PDF document text
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073d4a569c88---61971166034.pdfIn PDF document text
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160d50388b6e35---63283283347.pdfIn PDF document text
- https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/ntiltundn0sh46g8do0011dibt/befapud.pdfIn PDF document text
- http://www.sbawerribee.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160cea5bfd26ce---16745485315.pdfIn PDF document text
- http://asja-doll.ru/userfiles/file/27381462626.pdfIn PDF document text
- https://avonsteel.com/UserFiles/file/gevatilojoxedawu.pdfIn PDF document text
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/ki5kfv3l3v9m9856j0gdq5s6d0/bufarotojeru.pdfIn PDF document text
- https://talaa-obour.com/webmisr/uploadwebmisr/file/19088667658.pdfIn PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071e53da2586---20489025300.pdfIn PDF document text
- http://angarakshaksecurity.com/userfiles/file/47107800569.pdfIn PDF document text
- https://www.properties-thassos.com/wp-content/plugins/super-forms/uploads/php/files/opfnv62lgigl9b52mc6bdd5gr3/31616072663.pdfIn PDF document text
- https://msr-hudsonproperties.com/wp-content/plugins/super-forms/uploads/php/files/2ddf0911bb690373b31efd79058cba2e/jokixuminaru.pdfIn PDF document text
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/ffdaae2981e829d2c5e62f9dd95cda15/xenezem.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=ict+proficiency+test+reviewer+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c650.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC650 | 10620 bytes |
SHA-256: dda6e6bd61493442112b42ad7ed9b189cdf3f949751ed835e21e2aaeb86818ab |
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font_01_sfnt_off0000dec8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEC8 | 16900 bytes |
SHA-256: 18dfc565631590f181defc5045668f223244791a0611f89ada4d436048c61a55 |
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font_02_sfnt_off00010b1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B1A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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