MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for exploiting vulnerabilities or redirecting users to malicious sites. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM and the numerous unknown URLs suggest a link farm designed to host or redirect to malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://bruceautoservice.com/files/file/32167538971.pdf In PDF document text
- http://xn--nellieskche-0hb.de/userfiles/file/weruzorafumed.pdfIn PDF document text
- http://www.southforconstruction.com/frontend/web/ckfinder/userfiles/files/dosugapuxoximulusij.pdfIn PDF document text
- https://udruga-invalida.hr/files/22924720549.pdfIn PDF document text
- http://stkvn.ru/wp-content/plugins/super-forms/uploads/php/files/0bbabf81b5aa923d73ac3155759811a0/sasotevalos.pdfIn PDF document text
- http://maidichike.com/upload/files/jirubasulevise.pdfIn PDF document text
- http://stickers-moins-cher.com/userfiles/stickers-moins-cher.com/file/23544486723.pdfIn PDF document text
- http://www.cargeacrew.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161385ef51d02e---rotinuwuti.pdfIn PDF document text
- https://fetogram.com/images/upload/files/genugadosagudelevo.pdfIn PDF document text
- http://rent-lease-no1.com/userfiles/file/20210919220404.pdfIn PDF document text
- https://padservhosting.com/userfiles/file/7076512616.pdfIn PDF document text
- https://geneolock.com/ckfinder/userfiles/files/60177344883.pdfIn PDF document text
- http://xn----7sbjvweekof5d.xn--p1ai/files/files/13368239337.pdfIn PDF document text
- https://tasteadmin.com/ckfinder/core/connector/php/custom/wysi_uploads/files/73466972710.pdfIn PDF document text
- https://szabobuszberles.hu/files/files/44639799998.pdfIn PDF document text
- http://richmore.kr/uploadfile/fckeditor/file/mupalobovezavinozetarob.pdfIn PDF document text
- http://galluccifaibano.it/userfiles/file/zuraxujosalot.pdfIn PDF document text
- https://fotojursa.cz/userfiles/file/lutorejogovute.pdfIn PDF document text
- http://gesundezellen.de/neu/userfiles/file/73087652163.pdfIn PDF document text
- https://growyourmoney.in/userfiles/files/dijonajevafiku.pdfIn PDF document text
- http://teaterskolen-efteruddannelsen.dk/ckfinder/userfiles/files/palajajatesiwola.pdfIn PDF document text
- http://voszveszprem.hu/_user/file/12782067886.pdfIn PDF document text
- https://moraure.net/js/ckfinder/userfiles/files/73275949821.pdfIn PDF document text
- https://lapalettedesarts.fr/gestion/file/nenubekepazif.pdfIn PDF document text
- http://debsecond.net/UserFiles/File/63964542627.pdfIn PDF document text
- http://teleinwestor.com/userfiles/file/57394670896.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=gambar+barometer+aneroidPDF 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_off0000d832.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD832 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f049.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF049 | 10372 bytes |
SHA-256: ccf747dcdcf8fff2fbc6e82e6012e43842b9c7d787ce68b229e4d1a5061788b0 |
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font_02_sfnt_off000107ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107AE | 17640 bytes |
SHA-256: cab7f427d9ed80b5e310104a243fd147740a43e86da2580526151028be0005f3 |
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