MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for executing malicious code within documents. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM and the numerous unknown URLs suggest a phishing or spam campaign aiming to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://sbkf.org/files/files/peparaliza.pdf In PDF document text
- https://saksisan.com/upload/ckfinder/files/93159999163.pdfIn PDF document text
- http://mbjarrahi.com/UploadedFiles/New/file/dezasiwusi.pdfIn PDF document text
- http://newtarrytowndeli.com/uploads/files/nimubapasibumobipebosuje.pdfIn PDF document text
- https://muacash.com/webroot/img/files/tevezuxaxomuk.pdfIn PDF document text
- http://artvideo74.ru/upfiles/files/zugulalibowuli.pdfIn PDF document text
- http://mexxeopaint.com/upload/files/zomumawimetivujes.pdfIn PDF document text
- https://kientrucqhouse.com/uploads/image/files/xedubozapiruxaj.pdfIn PDF document text
- http://k-ookuma.com/js/upload/files/zugaw.pdfIn PDF document text
- https://west-holding.com/userfiles/file/vegolopi.pdfIn PDF document text
- http://huyndaicaudien.com/upload/files/weselopef.pdfIn PDF document text
- http://www.jasfec.com/imgs/uploads/zixemesapawibugunikaku.pdfIn PDF document text
- https://888nv.ru/userfiles/file/tirukupugiduroko.pdfIn PDF document text
- http://cuacuonductudong.com/upload/files/86356962305.pdfIn PDF document text
- http://wsmr.us/userfiles/file/xufesasirosovuxew.pdfIn PDF document text
- https://laser123.com/geektic/files/xusirafokapolofata.pdfIn PDF document text
- http://ttworld.hu/uploads/content_files/files/losibufemibivize.pdfIn PDF document text
- https://yesilkoyluleriz.biz/resimler/files/zaludozanogunewelukibe.pdfIn PDF document text
- http://www.integra-cr.cz/administrace/ckfinder/userfiles/files/10075347741.pdfIn PDF document text
- https://yantrasearch.com/ckfinder/userfiles/files/73966757397.pdfIn PDF document text
- http://majortaylorride.info/images/uploaded/file/92135180456.pdfIn PDF document text
- http://neodev.space/wp-content/plugins/formcraft/file-upload/server/content/files/1613121d0d671a---jejewolunonetodudada.pdfIn PDF document text
- https://thietbivesinhanhhuy.com/asset/files/pamoborimu.pdfIn PDF document text
- http://bestorkate.com/uploads/ckeditor/files/98789589870.pdfIn PDF document text
- http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613da001727ae---memebumexuta.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=dead+space+1+apkPDF 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_off0000decc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDECC | 21040 bytes |
SHA-256: 59dc88b68872f2dede18647aeeea55215c6eec0b38840afa6b104b493c114d34 |
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font_01_sfnt_off000115e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115E9 | 10092 bytes |
SHA-256: 2c2d45f8305147848fd85d3cfc536e397b2ad54b169712faa9687a4415acd953 |
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font_02_sfnt_off00012c95.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C95 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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