MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to various domains, many of which appear to be part of a link farm designed to obscure the ultimate destination. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests a malicious intent to redirect users through multiple sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://tucsonhomewindowtint.com/wp-content/plugins/super-forms/uploads/php/files/e9bcdc3c68c39c6d90f61e32aa3d9e5b/21249267472.pdf In PDF document text
- http://tznjl.com/userfiles/files/pomemuwozoj.pdfIn PDF document text
- http://mindentudor.hu/userfiles/file/2475785586.pdfIn PDF document text
- http://packturf.fr/files/rilirewununibavux.pdfIn PDF document text
- http://grandfiltr.com/files/file/2202445711.pdfIn PDF document text
- http://daehnfeldt.com/userfiles/file/99732791318.pdfIn PDF document text
- https://hasekei.jp/userfiles/file/27213651151.pdfIn PDF document text
- https://markmont.eu/editor_uploads/system/files/jabapixeni.pdfIn PDF document text
- https://khonggiansangtao.com/platformecom/img/upload/file/95749761391.pdfIn PDF document text
- http://stattus.com/assets/file/58812529485.pdfIn PDF document text
- http://ambulanceservice.pl/userfiles/file/14998269053.pdfIn PDF document text
- http://zhouzhuanx.com/v15/Upload/file/20219201518274210.pdfIn PDF document text
- http://haiqi-machine.com/d/files/fowisikaxasusalajugot.pdfIn PDF document text
- http://wolfroccatiassociati.it/userfiles/files/96717693582.pdfIn PDF document text
- https://rezilta.com/psum/admin/userfiles/file/dujixapadimiluvitopibox.pdfIn PDF document text
- http://workcoop.org/fckeditor/userimages/file/20210925054817.pdfIn PDF document text
- https://refakatci.net/userfiles/file/2127495898.pdfIn PDF document text
- http://hattingtoemrerogsnedker.dk/userfiles/file/90723916106.pdfIn PDF document text
- http://cityfate.com/files/files/rebilakatakufomibosibiw.pdfIn PDF document text
- https://agros.net/uploads/file/58581682031.pdfIn PDF document text
- https://1sis.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140c45e1364f---88772851074.pdfIn PDF document text
- https://franchise-vietnam.com/app/webroot/img/files/tozifigabipokenukozuwix.pdfIn PDF document text
- http://hijoin.hu/editor_up/zomarawigedemiwi.pdfIn PDF document text
- https://tylbm.com/Upload/ckeditor/files/wodomamukewubu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=eclipse+on+androidPDF 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_off0000b6f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB6F8 | 18860 bytes |
SHA-256: 29538b2fd3e3e25d4bfb790539f32e9cf01b521f92e11fe8a19cf546f10df57e |
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font_01_sfnt_off0000e71b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE71B | 10392 bytes |
SHA-256: fd0dbcec9edc9e72fd2a426182c2b842227cfa5e24b0be251ffe12bebf7a9333 |
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font_02_sfnt_off0000feab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEAB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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