MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised or disposable hosting. Heuristics indicate this is a link farm designed to direct users to external sites. ClamAV and ML classifiers also flagged this PDF as malicious, likely due to its deceptive content and redirection capabilities.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://nurugelexport.com/ckfinder/userfiles/files/6361938353.pdf In PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613bc5904f7dc---sejeroj.pdfIn PDF document text
- http://vizugy.hu/uploads/files/vavevimazujozupenukat.pdfIn PDF document text
- https://ccveg.org/wp-content/plugins/super-forms/uploads/php/files/l4rtibjh5ilp34t5crmfrfujl4/judanegiwopij.pdfIn PDF document text
- http://bakersfield.thepokeluau.com/uploads/files/30840958601.pdfIn PDF document text
- http://mwflower.com/upimagesfile///55299297877.pdfIn PDF document text
- https://glory-aqua.com/userfiles/file/13757004920.pdfIn PDF document text
- http://consorzio-csa.it/userfiles/files/zedip.pdfIn PDF document text
- https://tele-video.ru/upload/files/99194048502.pdfIn PDF document text
- http://tutaylamhet.com/storage/ckfinder/files/dudofarixezoxidedasix.pdfIn PDF document text
- http://www.mousumibanerjee.com/fckimages/file/66307277785.pdfIn PDF document text
- http://rungruangsteel.com/public/upload/userfiles/files/zomalobanumura.pdfIn PDF document text
- https://tranhdaquyhn.com/uploads/news_file/27207455758.pdfIn PDF document text
- https://www.sir.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161429b2d87b97---vematixinisolemobazomo.pdfIn PDF document text
- https://www.wemservice.com/ckfinder/userfiles/files/86918788670.pdfIn PDF document text
- http://jakpaisanestate.com/images/upload/files/29756244958.pdfIn PDF document text
- https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/16934519521.pdfIn PDF document text
- http://formel1vermietung.de/userfiles/file/gubokokasegujekukimigux.pdfIn PDF document text
- https://franciscojaviermoreno.com/DocsCKeditor/files/fegubogatosufokuxefo.pdfIn PDF document text
- https://www.newhorizonscrisiscenter.org/ckfinder/userfiles/files/wibobux.pdfIn PDF document text
- https://a-metal.e-giant.net/archive/file/files/35175199004.pdfIn PDF document text
- http://macabrey-luthier.fr/data/Files/50171708931.pdfIn PDF document text
- http://mebelhotel.ru/userfiles/files/rimuvufati.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=what+is+a+homographPDF 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_off0000cfb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFB6 | 10408 bytes |
SHA-256: 50999e7557af04b0a5739ce281b5706845f6d116711313a1361c60a6093652a0 |
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font_01_sfnt_off0000e752.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE752 | 17252 bytes |
SHA-256: 8ad714dd8d20a4dd73a44806fca9fffc061e5dc0d905ce6b00caa38c4286b7c6 |
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font_02_sfnt_off000113b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113B0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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