MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous external links, many hosted on compromised WordPress sites, suggesting it functions as a link farm for phishing or malware distribution. The ClamAV detection and ML classifier strongly indicate malicious intent, specifically identified as a phishing trojan. While no scripts were explicitly extracted, the nature of the links and the detection suggest the PDF is designed to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://oniceh.ru/uplcv?utm_term=swot+analysis+for+personal+life
- http://vudafrique.com/wp-content/plugins/super-forms/uploads/php/files/92de1564b578d1d7f28b1fdd47994b73/bijifun.pdf
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608ea5014e0c5---vetalazeminejoxu.pdf
- https://hansenlight.com/UploadFile/files/78637224202.pdf
- http://xn--49s538bo8ux8c.net/userfiles/file/11757377839.pdf
- http://mognational.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4248a41080---67286236888.pdf
- http://paoladebenedetti.eu/userfiles/files/26627835394.pdf
- http://duancanhotot.com/upload/files/loxikuwogiwit.pdf
- http://csptech.net/admin/userfiles/file/61221921982.pdf
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084601a2849f---61898157168.pdf
- https://monarchwinemerchants.com/wp-content/plugins/super-forms/uploads/php/files/4bad7053983242c21c329a2ff110e79f/77879777661.pdf
- https://www.schroedersales.com/wp-content/plugins/super-forms/uploads/php/files/627a6761aa4d37ad4cd248fa62596a01/88379591493.pdf
- http://ccspatti.org/userfiles/file/bisubo.pdf
- https://soechi.com/userfiles/file/bipuf.pdf
- https://horizontire.com/userfiles/file/66794674187.pdf
- http://tfh-filter.hu/_user/file/17006609360.pdf
- https://plumcourse.com/wp-content/plugins/super-forms/uploads/php/files/94be304daf38fbe8f72c698e4b4ebdd9/51473616464.pdf
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/16083647212996---jabawekabenobokidud.pdf
- http://www.sempresaude.net/wp-content/plugins/formcraft/file-upload/server/content/files/160ccdc3b1f665---56224036346.pdf
- http://kingsfinancialconsulting.com/userfiles/file/zululusorobenoxusinen.pdf
- http://e-pisanie-prac.pl/famprojekt_z_serwera/images/file/25572237863.pdf
- http://thebeautyofdesign.nl/ckfinder/userfiles/files/87375713029.pdf
- https://estigotours.com/wp-content/plugins/super-forms/uploads/php/files/2cb60c6fcfc561e53da871b710b937ea/31796897114.pdf
- http://www.esthemed.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160c0e53761dd0---60593687062.pdf
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/e1a25aa31cbc27250a9cc6032bda35cf/99017604343.pdf
- https://themodernla.com/wp-content/plugins/super-forms/uploads/php/files/b41d97d27a7aa8c68d3aa8d879101a0f/fonamuketelupibujosi.pdf
- 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_off0000f7cf.bin9f2bdceb4ebf087c895928faec7d4a573835b49bfcd7104ba6750b068d212589 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7CF | 10628 bytes |
font_01_sfnt_off00011058.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11058 | 16792 bytes |
font_02_sfnt_off0001286a.bine25bbddec1fdc17dccc4058576d93f1737913ff13b69fcee795ccf3c3515de9a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1286A | 16260 bytes |
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