MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded URLs pointing to various domains, many of which appear to be disposable or used for hosting files. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a non-clustered link farm on disposable hosting, suggesting a phishing or malware distribution scheme. No scripts were extracted, but the sheer volume of external links points to a malicious intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://queure.ru/uplcv?utm_term=who+is+lux+harry+styles PDF link annotation
- https://asiantms.com/ckfinder/userfiles/files/xomasogixejilafobibagi.pdfIn PDF document text
- http://2sisaccount.com/userfiles/files/95643907203.pdfIn PDF document text
- http://women-for-marriage.com/ckfinder/userfiles/files/xazakirazesiwaxa.pdfIn PDF document text
- http://mg001.cn/upload_fck/file/2021-9-25/20210925165836203508.pdfIn PDF document text
- http://autodilykanka.cz/cmsimple/images/file/79364745004.pdfIn PDF document text
- http://kledingindex.nl/images/uploads/43653666413.pdfIn PDF document text
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16153b73015609---92169892646.pdfIn PDF document text
- http://www.elstar.ru/uploads/files/83456406100.pdfIn PDF document text
- https://portecitadelle.portecitadelle.ca/ckfinder/userfiles/files/49394535081.pdfIn PDF document text
- https://villadorottya.hu/uploads/frontend/files/70359217026.pdfIn PDF document text
- https://shiprapublication.com/uniformkontakt/userfiles/image/files/zuromomemuxemezobala.pdfIn PDF document text
- http://adance0112.com/upfile/editor/file/90431185790.pdfIn PDF document text
- https://360clothing.indicsys.com/home/www360cl/public_html/uploads/images/files/ruxexuwiwupezebefula.pdfIn PDF document text
- https://madhubanindiancuisine.com/nbloom/fckuploads/file/7390723275.pdfIn PDF document text
- http://baggiez.net/userfiles/file/88011247007.pdfIn PDF document text
- http://lachambredechos.com/userfiles/file/74530835976.pdfIn PDF document text
- https://www.nitdgp.ac.in/uploads/userfiles/files/59266954204.pdfIn PDF document text
- http://datev.hu/ckfinder/userfiles/files/4469645859.pdfIn PDF document text
- https://www.burit.net/wp-content/plugins/formcraft/file-upload/server/content/files/16144584bd11b3---66073562596.pdfIn PDF document text
- http://splogservice.ru/content/files/9954525028.pdfIn PDF document text
- http://nenkin-t.com/upload_img/ck/files/vabilugudulalatusege.pdfIn PDF document text
- http://sangiorgioautoservizi.com/userfiles/files/96843629785.pdfIn PDF document text
- https://tahitotfalu.hu/ckfinder/userfiles/files/1186406996.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_off0000dd5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD5B | 10408 bytes |
SHA-256: 77e0bb174206d5a4afa1711f090158aa90b447f67a43d8c554af61a071c385f1 |
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font_01_sfnt_off0000f52a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF52A | 22972 bytes |
SHA-256: d11f5d230739c532cd844a0860a6e9c3b0f80c78f7900d6cf421b1cae8cf2734 |
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font_02_sfnt_off00013117.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13117 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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