MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document containing embedded JavaScript, which is a common technique for executing malicious code. Heuristics indicate the PDF acts as a link farm, directing users to compromised websites and potentially disposable hosting. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://www.domaine-boussard-chablis.fr/ckfinder/userfiles/files/45409369739.pdf In PDF document text
- http://gasasosong.com/upload/fckeditor/file/rekamimewadipura.pdfIn PDF document text
- http://xn--80akoseq9f.xn--p1ai/userfiles/file/tupapuxojovet.pdfIn PDF document text
- https://ifacemount.com/wp-content/plugins/super-forms/uploads/php/files/7nr2uuf0v2spu34pjgnl9jrg8j/sidewimodilukosijebepur.pdfIn PDF document text
- http://knipia.com/userfiles/file/dijejuf.pdfIn PDF document text
- https://kuni.ro/app/webroot/files/userfiles/files/sudafabikiso.pdfIn PDF document text
- https://mandarinusa.com/userfiles/file/1631366739.pdfIn PDF document text
- http://ozona.pt/js/fckeditor/editor/filemanager/connectors/wysiwygfiles/file/22789976292.pdfIn PDF document text
- https://vmkstroi.ru/wp-content/plugins/super-forms/uploads/php/files/0174604ed497a84d593c1525046b2c62/20555859684.pdfIn PDF document text
- http://forglass.sk/userfiles/file/61455888767.pdfIn PDF document text
- http://sunmoon-glory.com/web/upload/files/taralewifa.pdfIn PDF document text
- https://imad0c0.com/js/ckfinder/userfiles/files/tulonufobi.pdfIn PDF document text
- http://harryreichert.de/uploaded_pics/News/file/19229396454.pdfIn PDF document text
- http://sinproval.it/userfiles/files/28345574497.pdfIn PDF document text
- http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/16133816b754ec---jezofipapomatudaz.pdfIn PDF document text
- http://yugang360.com/upload_fck/file/2021-9-6/20210906194614611442.pdfIn PDF document text
- http://tokyoto.pl/UserFiles/file/39846709931.pdfIn PDF document text
- http://gwtcs.org/Content/uploads/files/15790797092.pdfIn PDF document text
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130d06cccdbc---memobakewikupijomazevij.pdfIn PDF document text
- https://intrastorg.com/userfiles/file/xagesewaz.pdfIn PDF document text
- http://sanraimundo.cl/dyn/uploads/file/13900104751.pdfIn PDF document text
- http://jornalespacoaberto.com/app/webroot/datafiles/editor/files/5468001925.pdfIn PDF document text
- http://masonhn.com/d/files/sarat.pdfIn PDF document text
- http://technology-mp.it/userfiles/files/gopesuxutidabiwexenex.pdfIn PDF document text
- http://union.travel/ckfinder/userfiles/files/gumisamotogolibulumep.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=geekbench+snapdragon+845PDF 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_off0000d056.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD056 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e86d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE86D | 11248 bytes |
SHA-256: 878e9852892d0e68811f58f21aab7a4beb4af8208fabfc328c32fc18949065f7 |
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font_02_sfnt_off00010261.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10261 | 17160 bytes |
SHA-256: 12b789766850c21406ce8bcc131fc221c390865a9c7641dacb95c3316ee2a9ca |
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