MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs, many of which point to disposable hosting and are part of a link farm, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a malicious document designed to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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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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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://smidgel.ru/uplcv?utm_term=xlx+to+pdf+converter PDF link annotation
- https://ud-hobby.com/images/Upload/file/2454771681.pdfIn PDF document text
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/1613251991a1f4---51319373345.pdfIn PDF document text
- https://himarco.ir/basefile/himarcoir/files/16304796261.pdfIn PDF document text
- http://srihemkuntschoolint.com/slbdavbatala/userfiles/file/sabuwexuwozosovalujibil.pdfIn PDF document text
- https://bi-kiesabbau.de/cmsimple/images/file/89397283781.pdfIn PDF document text
- http://hasomedia.com/userfiles/file/mijogokinus.pdfIn PDF document text
- https://vayamcs.com/content_files/files/66745345194.pdfIn PDF document text
- https://pirkitpadangas.lt/ckfinder/userfiles/files/wenajiviradexepaneporuju.pdfIn PDF document text
- http://gospelpour100voix.com/fichiers/newsletter/file/logorapigurevakugo.pdfIn PDF document text
- http://chi-kara.net/userfiles/file/94220986429.pdfIn PDF document text
- https://ip-pharma.net/data/files/27848161696.pdfIn PDF document text
- http://patanamachine.com/imgUpload/files/66953459295.pdfIn PDF document text
- https://ladulceseguros.ar/noticias/fckeditor/file/vonabumowomotile.pdfIn PDF document text
- http://sydjpg.com/images/upload/file/20210918_181909_143.pdfIn PDF document text
- http://quangcaosms.org/media/ftp/file/94998903370.pdfIn PDF document text
- https://jeanmarcrobion.fr/userfiles/file/37338129493.pdfIn PDF document text
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/lbnij33hbhnfep3tangt9hta96/4487137325.pdfIn PDF document text
- http://fslawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/situsamox.pdfIn PDF document text
- http://blpest.com/UserFiles/file/37173368494.pdfIn PDF document text
- http://nenorm.com/files/files/7480606179.pdfIn PDF document text
- http://tumakuruvoice.com/tumkurvoice/ckeditor/ckfinder/userfiles/files/26275570080.pdfIn PDF document text
- https://medicabg.com/uploads/wysiwyg/files/61047428428.pdfIn PDF document text
- http://divapharma.com/uploaded/file/nufavidikotuzoxonomewubix.pdfIn PDF document text
- https://k31szmq42-nu28.com/contents/files/zokaweboxojonovivir.pdfIn PDF document text
- 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_off0000c0f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0F3 | 16396 bytes |
SHA-256: 046ac9a63e3d4acd65702bd9e026195b59c57b3a74fdaf23ffefe54c9bdae715 |
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font_01_sfnt_off0000eae5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAE5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000102fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102FC | 10364 bytes |
SHA-256: 99ef5cb5c9b03958839d39c3248446606e7f5dbd333fc6518b94b090bbebd751 |
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