MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded external URIs, many of which are hosted on disposable domains, indicating a link farm designed to redirect users to potentially harmful content. The presence of 'utm_term' parameters suggests tracking or campaign-related activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
Heuristics 5
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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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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://chcial.ru/uplcv?utm_term=how+to+free+robux+2020 PDF link annotation
- https://fablab808.com/nbloom/fckuploads/file/16944150529.pdfIn PDF document text
- http://shopabrang.com/images/files/figoxosimitebajokuro.pdfIn PDF document text
- https://bvphcn.bdata.vn/upload/files/49109249866.pdfIn PDF document text
- http://avvolodin.ru/upload/file/65569804286.pdfIn PDF document text
- http://devison-matras.ru/upload/file/88265283625.pdfIn PDF document text
- https://langumeistras.lt/i/File/27277801997.pdfIn PDF document text
- https://y3stwk65l-mn9.com/contents/files/63447790439.pdfIn PDF document text
- http://logisticsnetworks.net/ckfinder/userfiles/files/mizikavejabutizivezo.pdfIn PDF document text
- http://anais.terminarz.online/kosmetyczka/krakow/files/87017923561.pdfIn PDF document text
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/161325cf2cf1fb---dunafuvasiradabo.pdfIn PDF document text
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/1612ec730f1fb1---metaxe.pdfIn PDF document text
- http://gma.ge/admin/ckeditor/ckfinder/userfiles/files/50980272353.pdfIn PDF document text
- https://rintrans.com/files/wirobewodizefuxibuvarebiz.pdfIn PDF document text
- https://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/082c861f10e8e9408f7a8a4b4c9fbf44/45498373106.pdfIn PDF document text
- http://ecoaga.com/documentos/file/91453679543.pdfIn PDF document text
- https://ecowaytechnologies.com/ckfinder/userfiles/files/wemizad.pdfIn PDF document text
- http://corse.annuaire-regional.com/ckfinder/userfiles/files/xagituxawodi.pdfIn PDF document text
- http://janjoling.com/public/ckfinder/userfiles/files/5018743487.pdfIn PDF document text
- https://ratco-hardware.com/Ups/files/sokuwisozajajaduwodira.pdfIn PDF document text
- http://zs-oilfieldequip.ru/d/files/52607792290.pdfIn PDF document text
- http://lachina.cn/upload/file/86176105172.pdfIn PDF document text
- http://progetec.org/userfiles/files/86732997584.pdfIn PDF document text
- http://mywayrtk.org/userfiles/file/zofopi.pdfIn PDF document text
- http://xaydunganphubacninh.com/webroot/img/files/88737084104.pdfIn PDF document text
- http://mamnonhieutrung.edu.vn/ckfinder/userfiles/files/rofekifaboba.pdfIn PDF document text
- http://evrofurnitura.by/elax-furnitura.ru/uploads/files/binexixositefodawa.pdfIn PDF document text
- 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_off0000db1e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB1E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f330.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF330 | 17548 bytes |
SHA-256: 45e790472c3562b17ed8f81b7d5832f2ffdb60fa03d9ad0273e384f70f19f26e |
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font_02_sfnt_off000120c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120C4 | 10296 bytes |
SHA-256: 6dd71a7c286c6239baec3731656a6d1b077403efc548dc1fa4d0c1666e41afd5 |
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