MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code within documents. The presence of numerous external URIs, many pointing to disposable domains and forming a link farm, suggests a phishing or redirection attempt. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to deliver a secondary payload or lead the user to a phishing site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://ameshamagazine.com/js/upload/files/50830023967.pdf In PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/39a3583c82711e71c94d61e25b885cd7/79506376205.pdfIn PDF document text
- http://degeninhotel.ru/admin/ckfinder/userfiles/files/tozizipefovumipupub.pdfIn PDF document text
- https://pgprojekt.pl/Upload/file/41807487000.pdfIn PDF document text
- https://podimercrm.com/img/files/dunajonudamanegazi.pdfIn PDF document text
- http://avesta-hmora.boj.se/uploads/userfiles/files/27629831298.pdfIn PDF document text
- http://instalace-charvat.cz/userfiles/file/nojoratekimudojixagularaw.pdfIn PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614f1bcaa43db---xadejovamesirexemakixuwiw.pdfIn PDF document text
- http://ylphs.com/ckfinder/userfiles/files/mepif.pdfIn PDF document text
- https://moraure.net/js/ckfinder/userfiles/files/xemapotolipoxuzerorij.pdfIn PDF document text
- https://angkortaxiservice.com/userfiles/file/turitotokazesuxojipu.pdfIn PDF document text
- http://lawngo.net/fckfiles/gomajuwitekivomifuw.pdfIn PDF document text
- http://proallprint.com/userfiles/files/47107123264.pdfIn PDF document text
- http://fusheng-vietnam.vn/admin/webroot/upload/image/files/64177851402.pdfIn PDF document text
- https://drjou-vc.com/upload/files/6303078341.pdfIn PDF document text
- http://dungcumaymoc.com/Images_upload/files/gugodufamulelugero.pdfIn PDF document text
- http://gyermekhaz.hu/Content/site_images/files/51327172235.pdfIn PDF document text
- http://inica.org/files/file///80032253351.pdfIn PDF document text
- https://viveironativodevicosa.com.br/ckfinder/userfiles/files/dudixen.pdfIn PDF document text
- https://laughteronlineuniversity.com/images/upload/files/56493760817.pdfIn PDF document text
- http://ergo-logo-bamberg.de/userfiles/file/jewukudetoledimaxig.pdfIn PDF document text
- http://massimobertoarchitetto.com/userfiles/files/23034628658.pdfIn PDF document text
- https://chrmglobal.com/userfiles/file/geniwozeler.pdfIn PDF document text
- http://myxroad.net/upload/userfiles/file///84453019531.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=juegos+para+android+no+pesadosPDF 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_off0000c1c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC1C7 | 10516 bytes |
SHA-256: f66360eac205f23603352f60e73af71adf35fb61158488413b2823298b0ad3c8 |
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font_01_sfnt_off0000d99c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD99C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f1ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1AE | 19624 bytes |
SHA-256: 1666a4443cfdf198781c36d23759a380b8b330085ba67913b6f5997af1b88060 |
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