MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, with several heuristics indicating it functions as a link farm. Some of these links point to compromised CMS upload directories, suggesting a potential phishing or malware distribution vector. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://penal-garazh.ru/files/luwujojesudiwajowasu.pdf In PDF document text
- http://hrampetraipavlavosstanovlenie.ru/content/images/user/file/xexejotiwalojira.pdfIn PDF document text
- https://ryokanclub.com/FileData/ckfinder/files/20210902_F2CA08A0CF443E0E.pdfIn PDF document text
- https://fengshan-zhennangong.org/upload/ckfinder/files/46862548042.pdfIn PDF document text
- https://btsis.com/upload/ckfinder/files/biwiretavejuno.pdfIn PDF document text
- https://cambodiaangkorhomestay.com/userfiles/file/8444324818.pdfIn PDF document text
- https://megalightgroup.lv/uploads/files/98052500706.pdfIn PDF document text
- http://namlinhchisapa.com/userfiles/image/file/36224692982.pdfIn PDF document text
- https://parvazyab.com/basefile/api203/files/49976190627.pdfIn PDF document text
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16134f8e3a998a---38185844118.pdfIn PDF document text
- https://opsclown.it/ckfinder/userfiles/files/bimiforuxuwun.pdfIn PDF document text
- https://wacee.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613ecbda8dd8b---gizesaf.pdfIn PDF document text
- http://gojjang.com/uploads/files/gelareb.pdfIn PDF document text
- https://ural-aiti.ru/admin/ckfinder/userfiles/files/82475748090.pdfIn PDF document text
- https://faguaflowers.com/images/admin/file/fugisibix.pdfIn PDF document text
- http://fxmeat.com/upload/file/e7d22a07217ee781d61be5adf039d06a.pdfIn PDF document text
- http://midoriku.zaitakunet.jp/app/webroot/upload_images/files/53804285344.pdfIn PDF document text
- http://bfcy88.com/uploads/files/xamadejuvudefivokuwez.pdfIn PDF document text
- https://www.ibyservice.com/wp-content/plugins/super-forms/uploads/php/files/c385e2dbcedabf9c41d4a8e3d732cad6/58715531952.pdfIn PDF document text
- http://paolacaone.eu/userfiles/files/jukivixoxirejugekanelitep.pdfIn PDF document text
- http://www.psoealora.es/ckfinder/userfiles/files/81336742726.pdfIn PDF document text
- http://mixline.ru/img/lib/file/74277317847.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=p+words+in+spanishPDF 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_off0000aeb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEB7 | 15416 bytes |
SHA-256: 2b295453e1fdd311cc8575dca1f9ae74dcb340fdd41872078ee7d2659abbfd63 |
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font_01_sfnt_off0000d5af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5AF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000edc6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDC6 | 10300 bytes |
SHA-256: 0721e8f2cd908ad6d27db2b05937fcbac716024c85ffbc8081f42d8d92e9e742 |
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