MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file containing embedded JavaScript, which is a common technique for executing malicious code. The presence of numerous external links, many pointing to potentially disposable domains, suggests a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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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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://stephan-kratt.de/data/reiterhof/userfiles/file/35612783573.pdf In PDF document text
- https://efficimm.fr/userfiles/files/89970247658.pdfIn PDF document text
- http://theopenhouseclub.com/wp-content/plugins/super-forms/uploads/php/files/ea3dc43d58e16ba2b0d36b3e8b3e0f6d/94936007000.pdfIn PDF document text
- http://recko.ru/ckfinder/userfiles/files/11961741924.pdfIn PDF document text
- http://personnelstrategies.net/userfiles/file/62711588550.pdfIn PDF document text
- http://domusanna.it/userfiles/files/26945396954.pdfIn PDF document text
- http://radioevangilereal.com/assets/ckfinder/core/connector/php/uploads/files/dusixamomosot.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/vomonewejodep.pdfIn PDF document text
- https://workinhotel.com/upload/fckfile/dazosem.pdfIn PDF document text
- http://dirpub.org/editor/ckfinder/userfiles/files/39478444627.pdfIn PDF document text
- http://carshopm.com/js/upload/files/87887280400.pdfIn PDF document text
- http://syuncyoku.jp/upload/file/goruzefure.pdfIn PDF document text
- https://cribpointonline.org/cribpointonline/userimages/file/bunuwibejolaxexavisada.pdfIn PDF document text
- https://jairdefreitas.com/ckfinder/userfiles/files/93924846063.pdfIn PDF document text
- http://jmvlpslimited.com/ci/userfiles/files/wuremixodomatitesod.pdfIn PDF document text
- http://hitechdentalhouston.com/uploads/files/26828122214.pdfIn PDF document text
- https://7mark3t2-7aya.com/contents/files/61724918217.pdfIn PDF document text
- http://cristal-in.fr/userfiles/file/64645300404.pdfIn PDF document text
- http://votava2.altrodesign.eu/ckfinder/userfiles/files/rivatit.pdfIn PDF document text
- http://bdsps.org/slbdavbatala/userfiles/file/57386941924.pdfIn PDF document text
- http://www.mab-solutions.fr/upload/file/kesokinuwisutavafu.pdfIn PDF document text
- http://precisionsurgicalworks.com/alpha/ckfinder/userfiles/files/bupokalidizipi.pdfIn PDF document text
- https://www.denisonlandscaping.com/wp-content/plugins/formcraft/file-upload/server/content/files/161346c8011289---mutituzim.pdfIn PDF document text
- http://meandnetworking.com/ckfinder/userfiles/files/71474057852.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=how+does+deforestation+affect+marine+lifePDF 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_off0000c95a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC95A | 16844 bytes |
SHA-256: 2cdfa589f632d19e606b0a7820cafc36f7add712720a3053c652523665d98f2c |
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font_01_sfnt_off0000f4cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4CB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010ce2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CE2 | 10712 bytes |
SHA-256: 5949c6e703d211714c4b1151f827b1832dbd367aefca9003ac8a53d2e7410799 |
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