MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to numerous external URLs, many hosted on compromised CMS platforms and disposable domains. This behavior is indicative of a phishing or malware distribution campaign, where the document serves as a lure to external malicious content. The ClamAV detection and ML classifier strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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 http://cpgny.com/userfiles/files/83570633491.pdf In PDF document text
- https://ifacemount.com/wp-content/plugins/super-forms/uploads/php/files/e9jeve1mg4ch9kj0it1dt7j0qf/selajisonowefebuxupo.pdfIn PDF document text
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a30b503447---meferoxugonudadoxejexatu.pdfIn PDF document text
- https://shoppingplanet.ro/ckfinder/userfiles/files/dekukusizimo.pdfIn PDF document text
- https://mkting.com.co/wp-content/plugins/super-forms/uploads/php/files/2c724189d169943b9681543aeec11765/ninovododaxejipiboj.pdfIn PDF document text
- http://yossy.biz/userfiles/file/42214041864.pdfIn PDF document text
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/v7ddip26dgvncntsdjua76ruoq/56718757160.pdfIn PDF document text
- http://svenstavik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607dac375dda4---87583352990.pdfIn PDF document text
- http://bazatalty.pl/wp-content/plugins/super-forms/uploads/php/files/4c2952c53cfe5cccde728ef71ad5d44d/26896984102.pdfIn PDF document text
- http://sarljarry.fr/userfiles/file/28978986812.pdfIn PDF document text
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/160b16dd5173a6---47957790762.pdfIn PDF document text
- http://fitviewer.de/files/file/94715264729.pdfIn PDF document text
- http://adaviestransportltd.com/userfiles/file/1903019912.pdfIn PDF document text
- http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa42a744ff6---dipanoxerulusabetedeza.pdfIn PDF document text
- https://cbolean.com/wp-content/plugins/super-forms/uploads/php/files/872pqhonj5fhvj3fah1i7gigd5/noguratofodofega.pdfIn PDF document text
- http://vhktn.at/images/content/files/ravuxevoronafa.pdfIn PDF document text
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/160ce11426190f---tibajedadanuwizomijezova.pdfIn PDF document text
- http://zigzagontwerp.nl/sites/default/files/file/jopesag.pdfIn PDF document text
- http://fructusartis.com/i/File/84137781060.pdfIn PDF document text
- http://wypelnienia.kratex.pl/wp-content/plugins/super-forms/uploads/php/files/18c437a467c2ba130726b29b25ef2ded/wevubufomupuzaji.pdfIn PDF document text
- http://vilaportugal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e769b281b1---ganofefarugorid.pdfIn PDF document text
- https://nhadatonline24h.com/Images_upload/files/miduserosajedinetaxiveta.pdfIn PDF document text
- http://bsa.by/ckfinder/userfiles/files/47524260232.pdfIn PDF document text
- https://puppometalli.eu/file/woziwasixozixuwujaka.pdfIn PDF document text
- http://ambulatorioveterinariomariani.it/userfiles/files/55392944463.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=fort+ross+state+historic+parkPDF 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_off0000f7aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7AA | 17940 bytes |
SHA-256: 5f0954735da25672bde3a7fa7fc862d9b008e72e3df6dfc9d44dcf19a619cb34 |
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font_01_sfnt_off0001270c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1270C | 10392 bytes |
SHA-256: b8d9972b4b6afc8535060d299468ee42a036700a3a743ff76f81b30ab2c80859 |
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font_02_sfnt_off00013ebd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EBD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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