MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1055.012 Process Injection
T1204.002 Malicious Link
The PDF contains a link farm pointing to multiple compromised WordPress sites, indicating a phishing or redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to deliver a secondary payload or lead users to a phishing page. No scripts were extracted, limiting the analysis of direct execution behavior.
Machine Learning
- Nyx PDF Classifier malicious score 0.9945
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://noukos.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160a6cb2fbddb8---44790654590.pdf
- http://workprohealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608062905cba5---13003618963.pdf
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/a8d8mjjk35agsnt7l0u3f4gir2/gemizelutesawofedufopez.pdf
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d8467a1f2a---33653659981.pdf
- https://law.com.sg/wp-content/plugins/super-forms/uploads/php/files/3b71ab40841843d7c35b6e110ecfbbca/68512869191.pdf
- https://www.kiteschule-kiel.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ac485d40c09---15616214601.pdf
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609cb10a28148---jebatuvi.pdf
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082c1c5124ee---10305488322.pdf
- http://donkaew-furniture.com/ckfinder/userfiles/files/45159635628.pdf
- http://speaklifeiamgreatness.com/files/files/97296351044.pdf
- http://donghocasiochinhhang.net/uploads/userfiles/file/39668269119.pdf
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/79a97a4eb1c297170ce3eece2050991e/dovikurevogotubimudoware.pdf
- http://angelcabrera.com/FCKfiles/file/kolarenabinarunotidudag.pdf
- https://machnhaduong.com/images/uploads/files/suguberorumu.pdf
- https://cochleartudaskozpont.hu/files/11520622372.pdf
- http://alarmy-kamery24.pl/userfiles/file/64658782633.pdf
- http://www.linkkorea.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/16083b3f9f3b6b---takisuxig.pdf
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/be5fba1b930569b944b9a84dfeb30d09/pabavafejuwigasegebivotil.pdf
- http://hifimarkt.eu/kunden/kronhardt/ckfinder/userfiles/files/49296148495.pdf
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160929a705ea05---49502030568.pdf
- http://coyada.com/up_images/up_images/xamotejudilaxijumika.pdf
- https://kamber.dk/wp-content/plugins/super-forms/uploads/php/files/d90e8610f096c603030ebc0b98767cab/97389694660.pdf
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b850a02d4c7---46862773252.pdf
- https://grand-forge.ru/wp-content/plugins/super-forms/uploads/php/files/a49bba5777d72e80d2aca81fbd98da64/39174760499.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=tom+clancy+books+in+reading+order
- 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00018304.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18304 | 16792 bytes |
font_01_sfnt_off00019b16.binbf8d16eb11933461c1deb857fd3f17395a0d60b9b45246253e92fbc8776e1f36 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19B16 | 17960 bytes |
font_02_sfnt_off0001c98c.bin33e3cb53a27afcae1fd7d7dbd72bbced03296cf5278791db673abe6010bffc50 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C98C | 10924 bytes |
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