MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and the presence of numerous unknown URLs suggest the document is part of a link farm designed to manipulate search engine results or distribute further malicious content. The embedded URLs point to various domains, many of which are unknown, increasing the suspicion of a phishing or malware distribution campaign.
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 http://yh-nutri.com/filespath/files/20210906223007.pdf In PDF document text
- https://projektovanje.info/userfiles/file/76441121832.pdfIn PDF document text
- http://lamardaegu.com/upfile/user/file/joboruribuzezefi.pdfIn PDF document text
- https://airxps.com/userfiles/files/79750371654.pdfIn PDF document text
- http://www.oomewatersport.nl/upload/files/5425394867.pdfIn PDF document text
- https://euforbiabulgaria.gbinvest.net/uploads/pages/files/winabezikavurarolosud.pdfIn PDF document text
- https://2winit.com/Files/files/70814789571.pdfIn PDF document text
- http://ylplj.com/ckfinder/userfiles/files/78522287186.pdfIn PDF document text
- http://www.deewanalarab.com/up_imgs/jelobijik.pdfIn PDF document text
- http://flirtproducties.nl/ckfinder/userfiles/files/49273882674.pdfIn PDF document text
- http://infiniti.e-library.tw/uploads/files/23185876451.pdfIn PDF document text
- https://yuvasarkar.org/userfiles/file/79069010077.pdfIn PDF document text
- http://ventima.ru/userfiles/file/visazokirizupubalebamax.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133b89633a7f---91142696380.pdfIn PDF document text
- http://bulgankhangai.mn/userfiles/files/wevaninilezixisezem.pdfIn PDF document text
- http://yyfxsw.com/upload/files/pavenige.pdfIn PDF document text
- http://immobilieninvestors.de/userfiles/file/72156814351.pdfIn PDF document text
- https://olterus.net/contents/files/72419900645.pdfIn PDF document text
- https://rpdev.org/ckfinder/userfiles/files/28633721822.pdfIn PDF document text
- http://katour.ru/admin/ckfinder/userfiles/files/limugubupolijek.pdfIn PDF document text
- http://asustainable.com/global/file/vajopabutamazedus.pdfIn PDF document text
- https://www.colegiodesafio.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/16136e2dcc0460---8158261759.pdfIn PDF document text
- http://www.leasebridge.com/CKUPimg/files/53565176824.pdfIn PDF document text
- http://nokianhakkablue.ru/ckfinder/userfiles/files/nitimejovesisobi.pdfIn PDF document text
- https://davnosti.ru/upload/dafigakuboritew.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=swat+travel+guide+pdfPDF 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_off0000f5d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5D6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010de8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DE8 | 19424 bytes |
SHA-256: 5b00b200d245fd484bcc6ec8f64482573f80a5ba860e904598137d7f75dbcd40 |
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font_02_sfnt_off000140c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x140C5 | 10608 bytes |
SHA-256: f09b335133b45bfaa44f4fe66a017865006e41e56cb572b02137a364e6808106 |
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