MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised CMS upload directories, suggesting a phishing or redirection attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were extracted, the structure and URL patterns are consistent with a link farm designed to lead users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9887
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://ketgate.eu/wp-content/plugins/super-forms/uploads/php/files/bd71fd6c202154877ccb6e5dc07341ff/64032689969.pdf
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608e1eb6d265d---sorewufovevofaf.pdf
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba64a1006d0---wutenezonozavozosapovon.pdf
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/020e12e8e0499c7b17178630ff99db57/90886609224.pdf
- http://smcertificationservices.com/userfiles/files/76981629219.pdf
- http://www.pattyn360.com/upload/forum/files/49760279854.pdf
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160de1640c2310---26540437282.pdf
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160754da33393f---palavekomujabi.pdf
- https://mkycc4.com/kycc4.com/userfiles/files/77180822336.pdf
- http://doo-san.com/userfiles/file/20210623034631.pdf
- http://sashtraayurveda.com/ckfinder/userfiles/files/zejotem.pdf
- http://phuquytravel.com/nguyenvanlinh/files/dosodigunejumogida.pdf
- https://qamarapps.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afa9969e310---13239858316.pdf
- http://www.odnpoznan.pl/fotki/file/file/nitadupovod.pdf
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/160a95381ec8ba---lurivegizunodogax.pdf
- https://langumeistras.lt/i/File/40874511212.pdf
- https://orldoc.ch/wp-content/plugins/super-forms/uploads/php/files/d36a6usofi003ou2v8pveh4v70/82686349731.pdf
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16078a9d273c5b---mazigixowesama.pdf
- http://alhouti.com/userfiles/file/42149923684.pdf
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607819092e385---velakejazukabokonigefokob.pdf
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/2ba7f630308bf6ea0167be84380377e0/17814796186.pdf
- http://ducthoaudio.com/upload/files/mimodafofoz.pdf
- http://shlawllc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xukax.pdf
- https://www.kngroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/160858a315ca25---44194402634.pdf
- http://xenangheli.vn/public/files/dikulo.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=after+effects+for+ipad+pro
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f173.binf6b2ac71918f982c764f3f9e71702dcd06249b617d74667e634afd0af09615bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF173 | 28648 bytes |
font_01_sfnt_off00012a3a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A3A | 16792 bytes |
font_02_sfnt_off00014251.bina184ef63b40343bb0ec082d7016619ba1067d62dcc9d89265200c51cd08e84bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14251 | 10444 bytes |
font_03_sfnt_off00015a29.bin07c77d790855648e86db820b2d841c8d67f202fc02b69571ae52a34cb742fc15 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15A29 | 21392 bytes |
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