MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, with a high heuristic score indicating it's part of a link farm on disposable hosting. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or a scam. Although no scripts were directly extracted, the PDF structure and embedded links are indicative of malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://ht-cooling-j3t.com/contents/files/5535736808.pdf In PDF document text
- https://ruxthai-guesthouse-chiangmai.com/ckfinder/userfiles/files/50894985642.pdfIn PDF document text
- http://pcwenhua.com/uploadimg/file/1630949336880057138.pdfIn PDF document text
- http://ourdesign.hk/ckfinder/userfiles/files/77704756392.pdfIn PDF document text
- http://salon-urody-bellis.pl/images/file/xaxodolosabavevowu.pdfIn PDF document text
- https://venus-forever.com/image/files/15496468611.pdfIn PDF document text
- https://cmoretv.com/userfiles/zuvesepela.pdfIn PDF document text
- http://vet-arrighicolangelicristilli.eu/userfiles/files/66516689014.pdfIn PDF document text
- https://himalayanwanderer.com/himalayan/userfiles/files/73109287235.pdfIn PDF document text
- http://melly-incendie.fr/img_db/wonoz.pdfIn PDF document text
- https://xn--90aoja6ahg5ds.xn--p1ai/uploads/files/nebelajewuz.pdfIn PDF document text
- http://ccsilver.kr/files/fckeditor/file/804360660613524430f8dd.pdfIn PDF document text
- https://huangs.tw/uploads/files/202109151334534884.pdfIn PDF document text
- http://daegyung.kr/userfiles/file/20210909015848.pdfIn PDF document text
- http://kovospm.cz/fotky/file/rixudoxajogibuw.pdfIn PDF document text
- http://ugyvednok.hu/userfiles/file/90649063531.pdfIn PDF document text
- http://samtle.net/ckupload/files/dogaligebilujijebefat.pdfIn PDF document text
- http://ondrejkocar.cz/img/file/82964932666.pdfIn PDF document text
- http://davcpundri.com/css/file/munoz.pdfIn PDF document text
- http://giasuthienphuc.com/Images_upload/files/semidakobawiwewikutega.pdfIn PDF document text
- https://mallarpurnaisuva.org/go/file/26036242315.pdfIn PDF document text
- https://webvitamin.vn/app/webroot/uploads/files/segukuvolas.pdfIn PDF document text
- https://optimumquestsolutions.com/ckfinder/userfiles/files/mafivoxinutukefuwu.pdfIn PDF document text
- http://buffagiuseppeinfissi.com/userfiles/files/farinubujo.pdfIn PDF document text
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/j3ng5qe5itoh6fqpl6snpfv1ca/40160670274.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=coin+8+ball+pool+generatorPDF 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_off0000d5bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5BF | 17632 bytes |
SHA-256: 75f8cc0135051b2ca993faa320307c4dfaa6d8c9bbbba61b1e05cc7f54450a1c |
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font_01_sfnt_off000102b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102B4 | 10636 bytes |
SHA-256: 0f8d73f7957cf088e1410dc4b748f9f906ea0e78c04b15815dcc4bf431159a4b |
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font_02_sfnt_off00011af9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AF9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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