MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs pointing to various domains, identified as a link farm. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests a malicious intent, likely to redirect users to phishing sites or download further malware. The ML classifier and ClamAV detection further support the malicious classification.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 5
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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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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 http://sushiosushi.com/uploads/files/78651632361.pdf In PDF document text
- http://vimbark.sk/editor_uploads/files/55815153624.pdfIn PDF document text
- https://bomberosdenavarra.com/userfiles_nexo/files/losero.pdfIn PDF document text
- http://lifeisartfoundation.org/sites/default/files/images/userfiles/file/33949472037.pdfIn PDF document text
- http://beverly.kopanramen.com/uploads/files/gudigumibitidokazefizapa.pdfIn PDF document text
- http://thriftstorewebsites.com/flash/thriftstorewebsites.com/file/63762006508.pdfIn PDF document text
- http://goksirkrupskimlyn.pl/img/upload/files/23710962279.pdfIn PDF document text
- http://hzeiger.com/userfiles/file/kemekug.pdfIn PDF document text
- http://konsultacjenaukowe.eu/Upload/file/87162195523.pdfIn PDF document text
- http://fuku-zou.com/userfiles/file/nubozerenifovowape.pdfIn PDF document text
- https://riminabda.sk/userfiles/file/kixatojavupulap.pdfIn PDF document text
- http://mtt-association.fr/upload/file/julowupikurenorijad.pdfIn PDF document text
- http://vektor-bezpeki.com/userfiles/files/95146355902.pdfIn PDF document text
- https://cowichanmusicfestival.com/userfiles/file/sawutatajalemexibiwekok.pdfIn PDF document text
- http://www.roosprommenschenckelfoundation.nl/ckfinder/files/files/18807140158.pdfIn PDF document text
- http://z-i-f.ru/userfiles/file/46902014263.pdfIn PDF document text
- https://asi-filter.pl/files/file/munibekiwewebunepawop.pdfIn PDF document text
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/fa19da6baf77ac0f64677d371059e2ab/xasegarupukokovidotiwuda.pdfIn PDF document text
- https://rpaxis.net/userfiles/file/mewudidigaw.pdfIn PDF document text
- https://iieng.org/editor/ckfinder/userfiles/files/pefene.pdfIn PDF document text
- https://proff-doors.ru/wp-content/plugins/super-forms/uploads/php/files/fdefac496bb626b21533e8f5a5cdf39c/24394786689.pdfIn PDF document text
- http://tuecpa.com/file_media/file_image/file/43974841622.pdfIn PDF document text
- https://myclubowners.com/userfiles/files/rugaxiviporujaliduxit.pdfIn PDF document text
- http://fullerton.kopanramen.com/uploads/files/susezedaseto.pdfIn PDF document text
- https://www.vpn-solutions.com.pe/ckfinder/userfiles/files/susevafametujenasolud.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=android+hybrid+app+examplePDF 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_off0000e7fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7FA | 18056 bytes |
SHA-256: d16681ca9dd4139e34e3869852eccc6ad073a479ccd5b2c5fb999b2135236f8b |
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font_01_sfnt_off000116d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116D9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012ef0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EF0 | 10728 bytes |
SHA-256: 1072203d2cf0e7a92b410cd1dd2845418deda49f13053323cafa284d7d6c9076 |
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