MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to compromised WordPress upload directories and disposable hosting, disguised as a free game download. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to deliver a second-stage payload via the embedded URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
Heuristics 6
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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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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://quangcaowebsite.xemlaco.com/uploads/files/75685246919.pdf In PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/447656d0b8c96bf5620756c4583c1378/zexisuralugupebudulixikur.pdfIn PDF document text
- https://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d2485f3027---47936080323.pdfIn PDF document text
- https://wonkingchina.com/d/files/98516602738.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613794116011e.pdfIn PDF document text
- http://coomargroup.com/ckfinder/userfiles/files/12952983580.pdfIn PDF document text
- https://u15.ch/ckfinder/userfiles/files/43286926064.pdfIn PDF document text
- http://phongthuyphatloc.com/luutru/files/faguwavipevadep.pdfIn PDF document text
- https://lecachet.fr/docs/files/23679981453.pdfIn PDF document text
- http://ecohouse-lab.com/userfiles/file/zewajuxumerozabikekigubo.pdfIn PDF document text
- http://www.christinemartin.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16132714fad946---rasaxili.pdfIn PDF document text
- http://lukoilmarine.com/ckfinder/userfiles/files/94012925919.pdfIn PDF document text
- https://peintures-descours.fr/fichier/files/xitujoxarunolajuto.pdfIn PDF document text
- https://normec-cm.com/ckfinder/userfiles/files/51255924537.pdfIn PDF document text
- https://edu-mate.kr/_UploadFile/Images/file/zimilatewuziwirelog.pdfIn PDF document text
- http://anabakorea.jp/userfiles/file/rokiju.pdfIn PDF document text
- http://kanchanaspa.com/ckfinder/userfiles/files/49472856175.pdfIn PDF document text
- http://reklamaopole.pl/userfiles/file/mufesaduzemutowi.pdfIn PDF document text
- https://calprin.com/ckfinder/userfiles/files/1627096115.pdfIn PDF document text
- http://ellenia3.eu/userfiles/files/lexigipokagefotujovi.pdfIn PDF document text
- http://4998horo.gmmwireless.com/contents/files/bokoligodogil.pdfIn PDF document text
- https://donnasalon.ru/wp-content/plugins/super-forms/uploads/php/files/c2caf328ec9159e25830184a27487c0b/96056310594.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=gta+v+premium+online+edition+pc+free+downloadPDF 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_off0000b029.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB029 | 14368 bytes |
SHA-256: 00890099c6b8e7fe3e95201eef84809db907589b5d877f7df1ccfed201fa3450 |
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font_01_sfnt_off0000d3f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3F9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ec10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC10 | 10904 bytes |
SHA-256: 01ee38f92e0d9443f3b202c2bfc06d8af68c8bed6ccb766b641bef754fcd12b1 |
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