MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
This PDF document employs a social engineering tactic by presenting a lure to install a browser extension or update, a common method for credential theft or malware delivery. The ClamAV detection and ML classifier strongly indicate malicious intent, classifying it as a phishing trojan. While no scripts were directly extracted, the document's structure and embedded URLs suggest it acts as a dropper or redirects to malicious content hosted on compromised websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 7
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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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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.opencalgary.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606e3aceb8a18---67464377825.pdf In PDF document text
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/6d2b9cbb6de28c4046dd617487c3c827/lomimeridozekamidodewa.pdfIn PDF document text
- https://siroyensao.com/upload/files/sunax.pdfIn PDF document text
- http://www.misshandicap.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1607bbf3c383d6---33657093964.pdfIn PDF document text
- https://cwlighting.com/wp-content/plugins/super-forms/uploads/php/files/ec9dd7014ce83bda8c3504a9dfc7981d/zesal.pdfIn PDF document text
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160d32050ba532---savasesinadilozam.pdfIn PDF document text
- https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/160825e9fa7b75---58249886175.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/r7fjpvo2jtk2b2s9q5f7mj82ll/tewotenakazumawa.pdfIn PDF document text
- https://binarbaidrealestate.com/public_html/userfiles/file/lixipozonumif.pdfIn PDF document text
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160badc42ccb0d---38643386110.pdfIn PDF document text
- https://northstarexecutivesearch.com/wp-content/plugins/super-forms/uploads/php/files/620b2fc5463e7d7976a0bd9130e0609b/62890661427.pdfIn PDF document text
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/94c9a25212a46be8e2eecd513cf7b38e/simapirixizujexoneni.pdfIn PDF document text
- https://sellos-mecanicos.com/wp-content/plugins/super-forms/uploads/php/files/4ef7670c7935fc7ae75fe71b4d5e9fb1/43564252083.pdfIn PDF document text
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab2e849b732---bitoxevasirelobuv.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba003a60fee---31426821911.pdfIn PDF document text
- https://blackknowledge.com/wp-content/plugins/super-forms/uploads/php/files/daba98c605163ad66b8e5a52267950e3/rodiwadipolabe.pdfIn PDF document text
- https://sandalyecenneti.com/wp-content/plugins/super-forms/uploads/php/files/65h9bfkkjrcsd3u72b5ksfj6p1/95904440429.pdfIn PDF document text
- https://mikepromedia.com/wp-content/plugins/super-forms/uploads/php/files/9uqeun98tsrgi8gdopiglpsbd0/bofogitukowi.pdfIn PDF document text
- http://www.dnevi-sekretarjev.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16087b837cbaa7---58921780213.pdfIn PDF document text
- https://photographerin.agency/wp-content/plugins/super-forms/uploads/php/files/5r84b2n9pa0dfprg6vmobaivl7/jupeninovaga.pdfIn PDF document text
- http://scamps.biz/userfiles/file/61103012386.pdfIn PDF document text
- http://ccforum.kr/uploads/file/1625180346.pdfIn PDF document text
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/485jer9gcas0445n5db6bj7orf/xetezexudabijotenef.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/81488007a645f09ccf07ba2b6ebcbca0/gidepilowenof.pdfIn PDF document text
- http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16074b41fe4892---73980371809.pdfIn PDF document text
- https://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/160a44347329b8---supimipireju.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=a+suitable+boy+streamingPDF 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_off0000f5e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5E0 | 10784 bytes |
SHA-256: 1da7f6160dab15d4672bb9fdbc3815fcd700853d4866ee9a854efd540ebfba29 |
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font_01_sfnt_off00010ec0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EC0 | 17784 bytes |
SHA-256: 646b7904b5742f33fb392f64f7b0ad7a59a9a8d4ed2fef2cf6e26d40e7cdc415 |
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font_02_sfnt_off00013d73.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13D73 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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