MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting for link farms. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to lure users to malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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.ellisrasbetonwerke.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608fb976b66fe---80292971040.pdf In PDF document text
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/49203f1efdda6b04ec8497d35c6af123/maginavu.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606f41042e93d---98241675709.pdfIn PDF document text
- https://www.reachcast.ca/wp-content/plugins/super-forms/uploads/php/files/0c19a96d76296252ea9113d177af82fb/90806491873.pdfIn PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/2f6f9c3bbe6ac9928b2d008ea9919c0a/jatabi.pdfIn PDF document text
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091fb847d7df---30166737350.pdfIn PDF document text
- https://samowar.me/upload/file/makolitibamupip.pdfIn PDF document text
- https://discoverapartmentsforrent.com/wp-content/plugins/super-forms/uploads/php/files/2a99c41b2b5c0eae17e4e23fbb692977/rumolukanis.pdfIn PDF document text
- https://quickonboarding.com/wp-content/plugins/super-forms/uploads/php/files/54e5f5c6c504f6270cd54724bb39ba69/dogari.pdfIn PDF document text
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/bd3a264e27b353fd436f847bb4ce3ce6/65827479920.pdfIn PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f5280ac582---metetepejivedoxazu.pdfIn PDF document text
- http://otohyundaidanang.com/uploads/image/files/pawozozagorobudina.pdfIn PDF document text
- https://www.mii.net/wp-content/plugins/super-forms/uploads/php/files/34152ca54ee8acd9e53109de45b0d738/70101877783.pdfIn PDF document text
- http://adria-ex.com/images/blog//file/nilusubeluxaz.pdfIn PDF document text
- http://menloathertonhigh1980.com/clients/6/6f/6f83464fe0b13873896cace574d4baa5/File/95752430436.pdfIn PDF document text
- https://arabacioyunlar.com/calisma2/files/uploads/vuxita.pdfIn PDF document text
- https://cwlighting.com/wp-content/plugins/super-forms/uploads/php/files/b9998eef60bc99a5c88770a65ed5f80e/27704725015.pdfIn PDF document text
- https://mertlakustika.cz/images/pages/file/sanareru.pdfIn PDF document text
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d3b4cb34dd---lubidutawo.pdfIn PDF document text
- https://www.arc-welding.co.uk/wp-content/plugins/super-forms/uploads/php/files/bf9am820itkhpv8cf1htt9uvd7/bonanupe.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/0449b5443a171756ffebe1384f8b7a47/kenobimasuvibupakete.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab283bd1475.pdfIn PDF document text
- http://photo-preiss.com/upload_files/files/64544777256.pdfIn PDF document text
- https://conexusinternational.com/ckfinder/userfiles/file/keligoduvewaxovamelabeg.pdfIn PDF document text
- https://ev-owners.jp/userfiles//files/fugejulezabowafiz.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=police+drift+car+driving+simulatorPDF 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_off0000cdad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDAD | 17012 bytes |
SHA-256: 073036f37723620b4140b4b2d422aefdd58421b147d105c4e05d565702bb5c6e |
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font_01_sfnt_off0000f9b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9B1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000111c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111C8 | 10984 bytes |
SHA-256: ebd3ba408910e7c502919b0f8e2e79e2bd75db34aa3cce89acc307e1e0b668ed |
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