MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery. The presence of multiple PDF-specific heuristics related to link farms and compromised uploads further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://bibliothequedesarts.ch/ckfinder/userfiles/files/fuparomivukupax.pdf In PDF document text
- http://papinchess.ru/userfiles/file/32968447587.pdfIn PDF document text
- http://burelomdo.com/ckfinder/userfiles/files/joxizubobura.pdfIn PDF document text
- http://konyanincigkoftecisi.com/userfiles/file/xutaro.pdfIn PDF document text
- http://www.goataxiservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/161414a1c32c03---2633265804.pdfIn PDF document text
- http://jhdljz.com/userfiles/file/1631134565.pdfIn PDF document text
- https://wtmasonry.com/ckfinder/userfiles/files/wubakof.pdfIn PDF document text
- https://www.elshandmadedesign.nl/ckfinder/userfiles/files/82763565255.pdfIn PDF document text
- http://oresteruggiero.com/userfiles/files/mulamiroxipopozirapa.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b66fb107a9---gexuwoxezitokafivawab.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/5kt39vld155lhgpjfdi0sg7dr2/12714296141.pdfIn PDF document text
- https://nakipoglugroup.com/upload/ckfinder/files/65218502804.pdfIn PDF document text
- https://hogozaty.com/ckfinder/userfiles/files/doxaborivijotusij.pdfIn PDF document text
- https://petrovsky14.ru/docs/files/xobejilatafarutesokiwub.pdfIn PDF document text
- https://thegioibaobicarton.com/Images_upload/files/17453295687.pdfIn PDF document text
- http://metamorfoza-krosno.pl/userfiles/file/1707801322.pdfIn PDF document text
- https://michaels-limo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e3b08112da---37924374325.pdfIn PDF document text
- https://pushtypathshala.com/demo/aims/files/images/files/batezoxazimotomiruzukawid.pdfIn PDF document text
- http://cravaluos.com/ckfinder/userfiles/files/bozagikojiwok.pdfIn PDF document text
- http://tobn56.com/UpFiles/file/titekobolawesumusok.pdfIn PDF document text
- https://ovistar-dz.com/ckfinder/userfiles/files/wiruwuxos.pdfIn PDF document text
- https://directprocessors.com/wp-content/plugins/formcraft/file-upload/server/content/files/161347acb85736---81785408423.pdfIn PDF document text
- http://weorderfood.com/uploads/files/8530412336.pdfIn PDF document text
- http://rockbond-aac.com/id-admin/fckImages/file/zodevulakudizemarapexupu.pdfIn PDF document text
- http://qunjl.com/userfiles/files/77036551035.pdfIn PDF document text
- http://pyramidplaster.com/file_media/file_image/file/puminumebarasedamape.pdfIn PDF document text
- http://thegioidahoacuong.com/uploads/image/files/madebuzatogijudukus.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=putlockers+movies+free+onlinePDF 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_off0000d983.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD983 | 10592 bytes |
SHA-256: e1727818be775388c4e7050d8fc3c9ebe3f5f08cd7476ff340606d942753ece5 |
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font_01_sfnt_off0000f1c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1C8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000109da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109DA | 17188 bytes |
SHA-256: 95193832e3d1164ba4c4927fa8b9e4f542d1dd42b128efdb29e66de52c64fd0a |
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