MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for executing malicious code within documents. It also features numerous links, many pointing to potentially compromised WordPress upload directories or disposable hosting, suggesting a link farm designed to obscure the final destination. The ClamAV detection and ML classifier strongly indicate malicious intent, likely for phishing or distributing further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9944
Heuristics 7
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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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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 http://villa-margherita.biz/userfiles/files/vuzosam.pdf
- https://kocarbonag.com/luutru/files/1365319614.pdf
- http://print-printonline.com/ckfinder/userfiles/files/sisovogepebijadenuv.pdf
- https://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/64340317078.pdf
- http://orthopediedelft.eu/files/34241882099.pdf
- http://machi-tomo.xyz/js/ckfinder/userfiles/files/sobameb.pdf
- https://naucharts.com/ckfinder/userfiles/files/pometopajavetoterut.pdf
- https://xn--80adj7cxa.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/c94aa540fea3e0af7b5849c7566f1d88/jupob.pdf
- https://coop-alternatives.fr/images/images/67317406677.pdf
- http://everestlodgelukla.com/userfiles/file/tizogigevitexivawu.pdf
- http://aorganboys.handyfriendship.com/upload/files/puwubekosuwatowoxurided.pdf
- http://furkansigorta.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1614bafa8475b2---pimikiforomulu.pdf
- http://platcometals.com/images/file/66713739680.pdf
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613d962a0ca81---vefodenonidazofexofiwo.pdf
- https://www.alongsideasia.com/wp-content/plugins/super-forms/uploads/php/files/0defec4f10791a3ad65ddeb107376021/zipabovuvaw.pdf
- http://liavanhaeringen.nl/userfiles/files/64783550914.pdf
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/16145bc383b990---18062709925.pdf
- https://gtselect.fr/ckfinder/userfiles/files/guzuzukikafopo.pdf
- http://cmorshomecareassociates.org/uploaded_files/userfiles/files/ruvapaga.pdf
- https://gencshow.com/upload/ckfinder/files/40578522854.pdf
- http://alphasigmaoverseas.com/userfiles/file/22819667490.pdf
- http://aromata.ru/upload/files/bijolibizanasupepixosev.pdf
- http://www.rannatennis.ee/data/upfiles/files/vufiv.pdf
- https://njshore.drinkpoint.com/uploads/files/dejaberadufune.pdf
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/c52d2988f3ddaf34ae2aacc651e1429c/89437541193.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=nightshade+pdf+alex+rider
- 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_off00019fc1.binae6bab35cbd69eabd21b0ad41e57d1c07d401d07f9d6b99b5ec207e1c503826d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19FC1 | 19248 bytes |
font_01_sfnt_off0001d157.bin70dfd5ac448b6db0ca7a3f7f5fdbcc5b3bc1d2214add5f126ff661ba5dff4787 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1D157 | 10632 bytes |
font_02_sfnt_off0001e999.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1E999 | 16792 bytes |
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