MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised websites or disposable hosting, indicating a link farm or phishing lure. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is heavily obfuscated and unreadable, preventing a deeper analysis of its specific pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://hyosung-gulf.com/uploads/file/32879813398.pdf In PDF document text
- https://goodmix-psc.com/userfiles/files/xerurideli.pdfIn PDF document text
- http://montpellier-business-plan.eu/mbp/upload/images/images/upload/ckfinder/jijijojopugenodedulorez.pdfIn PDF document text
- https://merohamro.com/ckfinder/userfiles/files/91736615407.pdfIn PDF document text
- http://dieukhactransam.com/uploads/files/waxon.pdfIn PDF document text
- http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161456c8b1417a---jojalebiv.pdfIn PDF document text
- https://ardiinerkh.mn/uploads/userfiles/files/sirowixovivomisalotagoj.pdfIn PDF document text
- https://bold-iot.com/uploads/files/202109131925379826.pdfIn PDF document text
- https://volgogradexpo.ru/ckfinder/userfiles/files/47888923370.pdfIn PDF document text
- https://livstyle.ro/home/livstyle/public_html/uploads/files/fipemumarofabo.pdfIn PDF document text
- https://makiriaszto.hu/ckfinder/userfiles/files/17647376960.pdfIn PDF document text
- http://radissonhoteltraining.com/userfiles/file/26912204572.pdfIn PDF document text
- http://myconnect-thailand.com/image/upload/File/naxarukipusovibugif.pdfIn PDF document text
- http://krukewittfarms.com/userfiles/file/kowawejekapi.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/43344995782.pdfIn PDF document text
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614676f3c2520---9518347574.pdfIn PDF document text
- https://kamber.dk/wp-content/plugins/super-forms/uploads/php/files/ec1a03bb93462025063b9a5ec50140c1/7490604638.pdfIn PDF document text
- http://mirsistem.com/depo/sayfaresim/file/92426680562.pdfIn PDF document text
- http://ageddfjtj.pretty-match.com/upload/files/95329469624.pdfIn PDF document text
- https://em.heephong.org/ethnicminorities/cmsadmin/ckfinder/files/3097724545.pdfIn PDF document text
- http://waycreon.net/bhaskar/yii/upload/files/74149305543.pdfIn PDF document text
- http://dhf-china.com/d/files/85053965208.pdfIn PDF document text
- http://kiiga.ru/userfiles/file/gumedef.pdfIn PDF document text
- http://lisaarkin.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/dalowajonasonotezedo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=who+searched+me+on+instagramPDF 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_off0000d10d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD10D | 17460 bytes |
SHA-256: 229a273c570ea97059d6898404935679609274206d63782b445732a7b4d78a02 |
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font_01_sfnt_off0000fe81.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE81 | 10764 bytes |
SHA-256: 64a1157c472657efbb6384838fe0656cc02d5a4e9377b87b54e11c929d5286a4 |
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font_02_sfnt_off000116f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116F6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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