MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to numerous distinct domains, many of which host further PDF files. While no scripts were explicitly extracted, the PDF structure and its nature as a link farm suggest it is designed to redirect users to malicious sites, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
Heuristics 5
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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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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://mh-gartengestaltung.de/userfiles/file/38629159443.pdf In PDF document text
- http://bachova-terapia.sk/images/file/60862384899.pdfIn PDF document text
- http://ropesadventure.com/d/files/leguvevaxerogepajogebili.pdfIn PDF document text
- https://www.psk.com.au/application/third_party/ckfinder/userfiles/files/bekepev.pdfIn PDF document text
- https://onlineadda.net/ckfinder/userfiles/files/weduda.pdfIn PDF document text
- http://bankerz.in/qpic/files/xemozalujurirez.pdfIn PDF document text
- https://nitm.ac.in/nitmeghalaya/ckfinder/userfiles/files/48803373808.pdfIn PDF document text
- https://ln80.cn/filespath/files/20210909203730.pdfIn PDF document text
- https://dadrarad.ro/userfiles/file/95728799508.pdfIn PDF document text
- https://termoformat.md/img/files/60816318399.pdfIn PDF document text
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/161396e3079a80---putirozetu.pdfIn PDF document text
- http://seowonbattery.com/files/fckeditor/file/1113612226135e54cb708a.pdfIn PDF document text
- https://avistravel.ro/userfiles/file/pinifivavudelepubava.pdfIn PDF document text
- http://area100impianti.it/userfiles/files/vutetirunetifoxolin.pdfIn PDF document text
- http://cravaluos.com/ckfinder/userfiles/files/95634357839.pdfIn PDF document text
- http://nceed.kr/pds/userfiles/files/jugaxejagalexek.pdfIn PDF document text
- http://gdfsztal.com/uploadfile/files/wuwawopanuri.pdfIn PDF document text
- https://baigiangtoanhoc.com/upload/files/34326794076.pdfIn PDF document text
- http://bouwbedrijfbouwheer.nl/userfiles/file/24350442915.pdfIn PDF document text
- http://gocoachfox.com/userfiles/file/35790795423.pdfIn PDF document text
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/j844jttpl72q6qnlpa7nslmncf/6751884937.pdfIn PDF document text
- https://bdprescription.com/ci/userfiles/files/30687377225.pdfIn PDF document text
- http://kozelskadm.ru/files/uploads/files/6658450969.pdfIn PDF document text
- https://thietkewebseo.com/webroot/img/files/27706200638.pdfIn PDF document text
- https://cremyco.com/app/webroot/docs/file/11676851806.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=how+to+save+photos+onto+sd+cardPDF 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_off0000d3b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3B9 | 15988 bytes |
SHA-256: 825839f79a2a18954ed56b1b275632952d5ffc468e13dfbfdd0587cf2630aed0 |
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font_01_sfnt_off0000fcec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCEC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011503.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11503 | 10616 bytes |
SHA-256: ae071475cfef62e4907b9aba390551d96c27b6ad97b7aae8e33c1d85d0bce060 |
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