MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous external URIs and is identified as a link farm, suggesting it's designed to redirect users to potentially harmful websites. The presence of multiple distinct hosts and UTM parameters in the URLs further supports a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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=adult+tv+live+apk PDF link annotation
- http://efcosmetic.com/uploadfile/files/99299849960.pdfIn PDF document text
- http://siciny.eu/userfiles/file/lupobotiwelobolupezexeb.pdfIn PDF document text
- https://impactmediaresources.com/userfiles/file/49495720974.pdfIn PDF document text
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16134f149b27f5---54277378357.pdfIn PDF document text
- https://muacash.com/webroot/img/files/bazarebewozefogemuwat.pdfIn PDF document text
- http://xn--80aafkatcapceshpicpg3h.xn--p1ai/pict/file/jarebigewefoka.pdfIn PDF document text
- https://karthikaspices.com/uploads/file/rozukapom.pdfIn PDF document text
- http://nwatchonline.net/userfiles/file/62344603769.pdfIn PDF document text
- http://n-production.com/upload/fckeditor/file/bejaxiwero.pdfIn PDF document text
- http://krallarintavugu.com/upload/file/23510725247.pdfIn PDF document text
- http://atthaya.com/file_media/file_image/file/nidolekom.pdfIn PDF document text
- http://gvs-russia.ru/admin/ckfinder/userfiles/files/wozasusina.pdfIn PDF document text
- http://www.otevrenysklep.cz/ckfinder/userfiles/files/wobokuwemevevimozu.pdfIn PDF document text
- http://udelimpa.es/ckfinder/userfiles/files/zojili.pdfIn PDF document text
- http://olech-rzeszow.pl/userfiles/file/27625415895.pdfIn PDF document text
- http://aaaexpressac.com/userfiles/file/34070873058.pdfIn PDF document text
- http://salt17.com/userfiles/files/vamigujuru.pdfIn PDF document text
- https://dalton-english.com/userfiles/file/24431110174.pdfIn PDF document text
- https://www.andimoda.com/wp-content/plugins/super-forms/uploads/php/files/dd2e4719fc8d10f6579fb37d84506932/42140183285.pdfIn PDF document text
- http://ceroki.com/image/files/59588913610.pdfIn PDF document text
- https://whitesal.com/data/images/file/4909_20210911184658.pdfIn PDF document text
- http://scherzerpc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/vavalugaduzafewuwokiweki.pdfIn PDF document text
- https://ruiguoex.com/upfile/files/2021/09/14/jewijugibezixagamos.pdfIn PDF document text
- http://kimwendelldesign.com/ckfinder/userfiles/files/63855497642.pdfIn PDF document text
- http://bkm-market.net/userfiles/file/biruzutowifofegabulabu.pdfIn PDF document text
- http://alacartedesign.de/userfiles/file/puzosasagilesi.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_off0000ec97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC97 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000104a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104A9 | 18528 bytes |
SHA-256: 36c5efa9ae1ab7ea15f8e33457882a9aa1661088c0e8f66c6801481cff2e4507 |
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font_02_sfnt_off000134f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134F5 | 10132 bytes |
SHA-256: 97071dd6823cafe5bdde119496d81c224bf0db293554711ab8dca6ae80f0b9a9 |
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