MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many pointing to potentially disposable domains, suggesting a link farm or phishing lure. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags this behavior, indicating the PDF's purpose is to redirect users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9929
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://aradmissions.com/ci/userfiles/files/2259265503.pdf In PDF document text
- http://www.gyndoktors.de/ckfinder/userfiles/files/48056106046.pdfIn PDF document text
- http://theprojectmanagement.guru/cote_dor_import/admin/ckfinder/userfiles/files/85447956405.pdfIn PDF document text
- http://decoworld.in/dayafter/uploadimages/newsimages/file/5108067452.pdfIn PDF document text
- https://sledovani2.gpshlidac.cz/www/userfiles/files/xovege.pdfIn PDF document text
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/1613b896074ebb---dujomoxojibogixatutozuv.pdfIn PDF document text
- http://stkvn.ru/wp-content/plugins/super-forms/uploads/php/files/e5a25fc5f9e7e87fdb0f984ddf789e52/60998000904.pdfIn PDF document text
- http://fsgzb.com/upfolder/e/files/20210919201808.pdfIn PDF document text
- https://mycocoa.org/images/upload/files/noxasavasugeri.pdfIn PDF document text
- https://dabanbep.tanglehadong.com/upload/files/35344875626.pdfIn PDF document text
- http://lab4050.com/upload/editor/file/72650594415.pdfIn PDF document text
- http://zbraneklapka.cz/ckfinder/userfiles/files/povizodidagulovuxil.pdfIn PDF document text
- http://webinaris.eu/ckfinder/userfiles/publics/files/99018981412.pdfIn PDF document text
- http://www.anapharmata.hu/ckfinder/core/connector/php/files/musisofitasa.pdfIn PDF document text
- http://pretaporter-pegah.com/userfiles/file/15761148453.pdfIn PDF document text
- http://szzxwx.com/Upload/Upload/file/202191864549741.pdfIn PDF document text
- http://xn--80aejmo0alc.xn--p1ai/ckfinder/userfiles/files/rifeviba.pdfIn PDF document text
- http://chuaphucluong.com/uploads/image/files/94319874285.pdfIn PDF document text
- http://wienbildarchiv.com/upload_files/files/95920211580.pdfIn PDF document text
- https://pgp-puh.hr/fck_media/file/kepivarajogubelamu.pdfIn PDF document text
- https://wfbulgaria.com/uploads/wysiwyg/files/90021536489.pdfIn PDF document text
- http://net-marketing.hu/images/files/sebulekawesovesaxavuz.pdfIn PDF document text
- http://svazekobciorlice.cz/userfiles/file/60651136772.pdfIn PDF document text
- https://mp2020.csysadmin.com/ckfinder/userfiles/files/ralolusapexelusax.pdfIn PDF document text
- https://2ruoteexpo.it/ckfinder/userfiles/files/filaz.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=dead+space+martyr+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_off00010a3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A3E | 17152 bytes |
SHA-256: 6ec6959b264bfc425bc47635e1c9797ab5cc4f0f1ef7fd1849b2b3a15dc2f389 |
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font_01_sfnt_off00013598.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13598 | 10536 bytes |
SHA-256: e1fad1352d23e16c7adb3b290dbdf7a63005cb1c501770878beda73f641c7de6 |
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font_02_sfnt_off00014dac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14DAC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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