MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to potentially malicious files, and heuristic analysis indicates it is part of a link farm designed to obscure the true destination. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://ankurgroups.com/userfiles/file/36713903968.pdf In PDF document text
- http://faurau.com/luodan/images/userfiles/file/64843469844.pdfIn PDF document text
- http://inteko-tula.ru/f/file/buralobigu.pdfIn PDF document text
- https://beautydent.hu/editor_up/masewetatajo.pdfIn PDF document text
- http://kondicionery-pushkino.ru/upload_picture/file/jivaxefib.pdfIn PDF document text
- http://czdashan.cn/uploadfile/file/2021090505152673499.pdfIn PDF document text
- http://kesherisrael.com/uploadEditor/files/51434647069.pdfIn PDF document text
- http://cuanhuaabshanquoc.vn/files/borifadubefopapew.pdfIn PDF document text
- https://0800-707-808.com/upload/ckfinder_temp/files/20210906131727.pdfIn PDF document text
- http://kiuruvedenlukio.fi/tiedostot/file/xufewifel.pdfIn PDF document text
- http://domoticasociale.it/immaginiNewsletter/file/60248099274.pdfIn PDF document text
- https://sikanderajam.com/Robinson/ckfinder/userfiles/files/89925169197.pdfIn PDF document text
- http://sculecuacumulator.ro/app/webroot/files/userfiles/files/vogekodikupijafukiru.pdfIn PDF document text
- http://merklink.nl/site/data/ws/files/86699405379.pdfIn PDF document text
- http://wadirumshootingstars.com/userfiles/file///79764254683.pdfIn PDF document text
- https://tomaszbizon.tomaszbizon.pl/web/uploads/files/96965945944.pdfIn PDF document text
- http://sumbulefendiegitimvakfi.com/resimler/files/wegazefaxatababutobite.pdfIn PDF document text
- https://ceilford.org/wp-content/plugins/super-forms/uploads/php/files/f782ef8187258fa6784ddaf854e99e55/51044931452.pdfIn PDF document text
- http://solis.altrodesign.eu/ckfinder/userfiles/files/vuwugawonatotelaj.pdfIn PDF document text
- http://autowagon.it/userfiles/files/wawedosekakaxepire.pdfIn PDF document text
- http://4bx.pl/public/file/wupunakinukozileg.pdfIn PDF document text
- http://husplaza.hu/editor_up/dajegetojap.pdfIn PDF document text
- https://nsstore.mx/ckeditor/ckfinder/archivossubidos/files/80758065139.pdfIn PDF document text
- https://senarathgroup.lk/assets/media/file/8843932606.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=30+days+to+a+more+powerful+vocabulary+pdf+drivePDF 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_off0000e4d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4D9 | 17228 bytes |
SHA-256: 42fe1d52b58d4f6b0cff0c9ae5ac26f300ef44930a526f4ceba1d2ecbbbea57f |
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font_01_sfnt_off00011157.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11157 | 11380 bytes |
SHA-256: 715c1a620ecedf4e00e113f91ebaa1da206959df4e85dc1708db77bba4b799d7 |
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font_02_sfnt_off00012c0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C0A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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