MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous links to compromised WordPress sites and disposable hosting, suggesting a link farm designed to distribute malware. The presence of a 'download' button lure further supports a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly indicate malicious intent, likely to download a second-stage payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://laborke.ru/uplcv?utm_term=torrent+idm+full+crack PDF link annotation
- http://xn--e1aaafipco3bk8gra3b.xn--p1ai/upload_picture/file/guzuv.pdfIn PDF document text
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/3c9947dad4e773a5795091525344f1ee/gozosu.pdfIn PDF document text
- http://stylist.in.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1608c43f858fb6---xawedirodofemiterekozil.pdfIn PDF document text
- https://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077435bf1e95---89648696669.pdfIn PDF document text
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/2106065b0ac7e3e40241e3f8fafe05af/9612283163.pdfIn PDF document text
- http://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607afec7027aa---91538391370.pdfIn PDF document text
- https://atlastoursntravels.com/userfiles/file/xepurasulenopovefazajif.pdfIn PDF document text
- http://www.uppld.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608768903d9d6---7294244118.pdfIn PDF document text
- https://dazzlin.co.uk/wp-content/plugins/super-forms/uploads/php/files/fe4ff27b375afffb4bc9a9f6724fbfdd/goxusozemu.pdfIn PDF document text
- https://abugfreemind.com/userfiles/file/biwamabebavazabarawo.pdfIn PDF document text
- http://www.aadhar-interior.com/userfiles/file/10888198400.pdfIn PDF document text
- http://diagonal.org.ar/wp-content/plugins/formcraft/file-upload/server/content/files/1607dafc5eab07---dibepedijuwutirebimixike.pdfIn PDF document text
- http://guowangcable.com/d/files/lerusapepod.pdfIn PDF document text
- https://www.northwoodmedical.ca/wp-content/plugins/super-forms/uploads/php/files/nj36d4iktb2hn82hj87tkc7g37/nemopevudowivadax.pdfIn PDF document text
- https://ivfnna.gr/wp-content/plugins/super-forms/uploads/php/files/a190a82eb8aef97dc7427ae13edcd68b/22480903714.pdfIn PDF document text
- https://presstone.hu/userfiles/file/36108255548.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e7a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7A8 | 5004 bytes |
SHA-256: 78440f36db05488a34275b82d9fd1c0268653c44c1210d771c6488b3743ec52c |
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font_01_sfnt_off0000f894.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF894 | 11200 bytes |
SHA-256: 66452ffce3d7f7c29c3cdeda0b0f3dc3be0edd40093cc1f088f4be398fd17ce3 |
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