MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs, despite some being marked benign, contribute to the overall pattern of directing users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9911
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://www.bramfordgc.co.uk/ckfinder/userfiles/files/86963292697.pdf In PDF document text
- http://novichiha.ru/pic/file/vegika.pdfIn PDF document text
- http://drironcat.com/images/file/35606531654.pdfIn PDF document text
- http://metabolit-plus.ru/files/file/pepidemor.pdfIn PDF document text
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/160b5b7b10d84d---31611866230.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/16077f863b1c6e---bolus.pdfIn PDF document text
- https://xn--fiqa735be48e.com/upload/files/fubovasov.pdfIn PDF document text
- http://associatedreclaimed.reclaimedoils.com/userfiles/files/vadebafuzasamune.pdfIn PDF document text
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16072e24d6d7f1---366216480.pdfIn PDF document text
- http://smartdeal.pl/files/upload/files/29000578956.pdfIn PDF document text
- http://marine-inox.com/i/File/88575667667.pdfIn PDF document text
- http://www.hcibatiment.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160b1e0092ae2d---95633681184.pdfIn PDF document text
- https://xn--p3t29jo1ed4o4xw.tw/upload/files/japimanezegafalatedepax.pdfIn PDF document text
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/16095fbb5d8b61---25729426364.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b15b675b735---93387268492.pdfIn PDF document text
- https://www.wappa.com.au/siteadmin/ckfinder/userfiles/files/18774353999.pdfIn PDF document text
- http://ventmetal.ru/userfiles/files/pogupu.pdfIn PDF document text
- http://worksafeorg.com/wp-content/plugins/super-forms/uploads/php/files/epj0132648f60mukel21ipa7k4/62181730161.pdfIn PDF document text
- http://aczelzalog.hu/tmp/domonagisa.pdfIn PDF document text
- http://mamaskitchenorder.com/uploads/files/zovinada.pdfIn PDF document text
- https://vildmarksjagt.dk/userfiles/file/95798615247.pdfIn PDF document text
- https://subarini.ro/mm/file/45486494013.pdfIn PDF document text
- http://iberia-ex.com/images/blog/file/gezubujebese.pdfIn PDF document text
- https://www.dyna-tech.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b6400a50ac3---rimikejuvubujeveri.pdfIn PDF document text
- https://www.frankcapassoandsons.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bbf29190cf3---81920851956.pdfIn PDF document text
- https://bbgpiti.com/userfiles/files/68474014070.pdfIn PDF document text
- https://triatlonshop.cz/userfiles/file/89960481541.pdfIn PDF document text
- https://iphonerepairservice.nl/app/webroot/files/userfiles/files/vabemiropenafen.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=suds+scale+worksheetPDF 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_off0000ded8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDED8 | 10624 bytes |
SHA-256: 9aad1448ba924d9bad8a2c98909a85ebc660d8b37fc6dd565f10a39e84bb19e2 |
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font_01_sfnt_off0000f76c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF76C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010f7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F7E | 16888 bytes |
SHA-256: 2dac03dedb89e1329d2381b9c9b1533553f2abcc7e41a9936430e6220947b6db |
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