MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous external links, many of which point to compromised WordPress sites or disposable domains, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The file's structure as a link farm is a common tactic for directing users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://2b3la571ga-70p.com/contents/files/73112281620.pdf In PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/1613c38a5e7f4f---22774032946.pdfIn PDF document text
- http://escolacaritas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136eff109bd2---pusuwogiwozemu.pdfIn PDF document text
- http://appli-veolia.net/ckfinder/userfiles/files/39960459444.pdfIn PDF document text
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/161328ed273bc9---tolabigem.pdfIn PDF document text
- http://messtores.ca/fck_user_files/file/fezotilegawerixiwatuguv.pdfIn PDF document text
- http://veszpremlizards.hu/_user/file/71270270488.pdfIn PDF document text
- https://envida-nieuws.nl/bsb_website/upload_fck/file/37988723336.pdfIn PDF document text
- https://susta.vn/userfiles/file/31338821945.pdfIn PDF document text
- https://www.lumisolar.pe/wp-content/plugins/formcraft/file-upload/server/content/files/16136ace3735c5---nomuwoxujuzewedamabar.pdfIn PDF document text
- http://bk-plus.at/userfiles/files/vutasupuribagulikijoxud.pdfIn PDF document text
- https://profesa.net/userFilesfile/kuxozokeluwunaruxibemag.pdfIn PDF document text
- https://phr4u.com/files/dotonozaxetav.pdfIn PDF document text
- http://limoride.net/gallery/file/65105791184.pdfIn PDF document text
- http://yugang360.com/upload_fck/file/2021-9-10/20210910085135110197.pdfIn PDF document text
- http://sosonomo.com/ckfinder/userfiles/files/45262671579.pdfIn PDF document text
- http://goksirlambinowice.pl/img/upload/files/14389030023.pdfIn PDF document text
- http://netflor.pl/upload/File/livotofebatasej.pdfIn PDF document text
- https://alcoquimicos.com/ckfinder/userfiles/files/11623219297.pdfIn PDF document text
- http://www.kotolantopeni.cz/files/jufedatinumafon.pdfIn PDF document text
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1613a21b20011f---82297004708.pdfIn PDF document text
- http://khaskhaan.mn/uploads/userfiles/files/dipoxokoteneba.pdfIn PDF document text
- http://podhoru.cz/userfiles/file/kabasigitelika.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=full+screen+photo+caller+id+androidPDF 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_off0000cbc1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBC1 | 10688 bytes |
SHA-256: 77ad851204c7653984a17d3740db76ac46a41c52e85f34762042eaf727a26ded |
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font_01_sfnt_off0000e424.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE424 | 16112 bytes |
SHA-256: e029e3104797bc9b95828a1e02df3aa98dfa22cc8b62f22ad8c6e9bd910a976b |
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font_02_sfnt_off00010d8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D8C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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