MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains an embedded JavaScript stream and numerous links pointing to compromised WordPress sites, suggesting it is part of a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded JavaScript likely facilitates the download or redirection to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9830
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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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://laihouston.com/wp-content/plugins/super-forms/uploads/php/files/fd731cfd246ff508abb9ed95f0d5a260/66196199084.pdf In PDF document text
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/ofuqvoq1bo0l4urv8503q49ce3/nepoluduxuv.pdfIn PDF document text
- http://jointrilogy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092a19bcd9cf---ludelezo.pdfIn PDF document text
- http://miamiwars.pl/wp-content/plugins/super-forms/uploads/php/files/07b6dd4962a18a24b402aa90c9d19af7/17195732707.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160827a50d1cfd---93772226520.pdfIn PDF document text
- http://nek.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160c8f181071f5---fozatemefewinas.pdfIn PDF document text
- https://consurs.ro/ckfinder/userfiles/files/jixove.pdfIn PDF document text
- https://mithermomix.com.mx/wp-content/plugins/super-forms/uploads/php/files/8a7d97019c363c729c471b87e2ce2bd5/wukad.pdfIn PDF document text
- https://africanresearchcenter.com/userfiles/file/95002842701.pdfIn PDF document text
- http://absolutelyneon.com/userfiles/file/gafonif.pdfIn PDF document text
- http://ranaghatpchsschool.org/userfiles/file/webam.pdfIn PDF document text
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/b8be0b6e4562a77f4d6bc4398b8980c3/nezewalaxogijevomagotex.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607a3bcced038---vifila.pdfIn PDF document text
- http://omni-links.com/25912855580.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1606d1b4065af0---2392363329.pdfIn PDF document text
- https://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/968557d4954a4e1082712bd74940013c/sosatoloxivabukegezis.pdfIn PDF document text
- http://dspec-car.com/js/upload/files/lojejiduxeges.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/16094be67873cf---40166631778.pdfIn PDF document text
- https://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/b030f23bd8c0d9feac1ea06d28c718e2/70803153666.pdfIn PDF document text
- http://powerfalcon.net/uppic/files/59680247947.pdfIn PDF document text
- https://www.dentaltaxpros.com/wp-content/plugins/super-forms/uploads/php/files/cdda5240e1cbbacb955beedb7640c50c/46575025774.pdfIn PDF document text
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/c5hlcr0j4mn05npo9nfcmmq278/88603739993.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/v2q2hn8cq8aiosgf5mdhrjbjqk/makimunajaxafinaforajuxi.pdfIn PDF document text
- https://www.lorenzofranzone.it/wp-content/plugins/super-forms/uploads/php/files/00b13dff1daba19bc628b7e3902862d6/33221214785.pdfIn PDF document text
- http://www.garriagricola.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a055f24c922---gilobezoxu.pdfIn PDF document text
- http://kaztelcom.kz/ckfinder/userfiles/files/ligadufono.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=business+to+business+etiquettePDF 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_off0000eed9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEED9 | 10232 bytes |
SHA-256: 3fa2b223e269997b0a05bc267296b4d6f0805af4accf013a0b2a04989b3387a3 |
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font_01_sfnt_off000105ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105FF | 15972 bytes |
SHA-256: 497f24a6cc25d7104369b2b9b7ca9392ba461523647d80efd0670beb925cb1b1 |
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font_02_sfnt_off00012f1b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F1B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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