MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded links, many pointing to potentially compromised or disposable domains, suggesting an attempt to redirect users to malicious sites. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports the link farm and potential phishing or malware distribution intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://szallas-karpatalja.hu/upload/46523137827.pdf
- http://gorsilawfirm.com/userfiles/file/10462221966.pdf
- https://mygrind.ie/userfiles/file/56063543675.pdf
- https://udachi.co.th/wp-content/plugins/super-forms/uploads/php/files/f5rbddjtnfq3q0kr8afu24hd3e/guwena.pdf
- http://www.kroonzuivel.nl/ckfinder/userfiles/files/97491264208.pdf
- http://go-trec.com/wp-content/plugins/super-forms/uploads/php/files/fh45uikb4ejdt4c52q09nihul3/28910150239.pdf
- https://www.pepinieres-gey.fr/ckfinder/userfiles/files/59554223928.pdf
- http://skrabl.pl/www/rpbd/fck/file/71721429010.pdf
- http://cokhilegia.com/upload/files/kavuzejumag.pdf
- http://cementfeet.com/userfiles/file/27658392013.pdf
- http://fruhmann-elektrotechnik.at/9051340566.pdf
- https://intrigantka.ru/images/userfiles/file/36829757266.pdf
- https://norservis.com/files/files/roxilagirogebitanerasuxa.pdf
- https://amatnieks.lv/pictures/image/kazeta.pdf
- http://apartmany.cucoriedka.sk/data/files/zirizezinoxodozumisolirab.pdf
- http://bdsductri.com/upload/files/xugoj.pdf
- http://www.kickcommerce.com/userfiles/file/51240876684.pdf
- http://www.niceresidence.net/image/upload/File/66064780725.pdf
- http://rubivina.com/Images_upload/files/86184555968.pdf
- https://ppkh.net/userfiles/file/2447889833.pdf
- https://ekselantechnology.solutions/ckfinder/userfiles/files/tixepabada.pdf
- http://eastendmediation.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/66550096298.pdf
- http://archgeo-leszno.pl/uploads/userfiles/files/gewuwifovigajaj.pdf
- http://vivaldiskibus.com/FileData/ckfinder/files/20210907_A4908CF2287523B7.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=which+is+the+best+shooting+game+for+android
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ee98.binae0029da0e75f4ffa985da68dfd6be473b6720d8ed6af6386c5d8bbbf3a5f860 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE98 | 11012 bytes |
font_01_sfnt_off000107d9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107D9 | 16792 bytes |
font_02_sfnt_off00011feb.bin7dd48dbc479eb77ee088b6b3e46e5b44de9b5f0eb9e69e590b99effb93a82e4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FEB | 17172 bytes |
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