MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs and is flagged by ML classifiers and ClamAV as malicious. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of hosting many links on disposable domains, suggesting a phishing or spam campaign. The presence of embedded URLs points towards redirection to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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 https://coretry.ru/uplcv?utm_term=nice+words+to+describe+someone+beginning+with+n PDF link annotation
- https://dbhattacharjee.com/ckfinder/userfiles/files/dezeridejuro.pdfIn PDF document text
- https://vico-real-estate.com/ckfinder/userfiles/files/93397570477.pdfIn PDF document text
- https://psihodesk.ro/ckfinder/userfiles/files/dowixa.pdfIn PDF document text
- https://retake.dk/ckfinder/userfiles/files/fuzivovofajad.pdfIn PDF document text
- http://spartapr.com/images/upload/file/40306264547.pdfIn PDF document text
- http://zulassungsdienst4you.de/bilder/file/zuvuluzovizakotumugefor.pdfIn PDF document text
- https://hopefor.today/wp-content/plugins/super-forms/uploads/php/files/8e969c7ec17ae1e5b63e8f27b0c91bff/gufojejavapageb.pdfIn PDF document text
- http://childconnect.com/swi/fckfiles/file/98750236027.pdfIn PDF document text
- http://wignaccent.com/FCKeditor_2.6.3/userimages/file/20210906225939.pdfIn PDF document text
- http://hoteldanang.vn/uploads/images/files/bosav.pdfIn PDF document text
- http://elmbbq.com/uploads/files/wulegeripobosuxosapofegin.pdfIn PDF document text
- http://findingthegrey.com/userfiles/file/gedutubolugov.pdfIn PDF document text
- http://netisiletisim.com/guvennet/resimlerfiles/vegew.pdfIn PDF document text
- https://www.jancsoalapitvany.hu/ckfinder/userfiles/files/82725910323.pdfIn PDF document text
- http://3wsystems.com/shipinc/userfiles/files/7232313380.pdfIn PDF document text
- https://ismart99.net/upload/files/guwomoxutasu.pdfIn PDF document text
- http://thetestmag.com/userfiles/files/pisafi.pdfIn PDF document text
- http://cheliabinsk.realxenon.ru/uploads/files/82210140928.pdfIn PDF document text
- https://umiyawoodworks.com/fckdb/userfiles/file/vuwazoxuxiwipoloroj.pdfIn PDF document text
- http://cnzhongkui.com/fckeditor/editor/filemanager/connectors/php/uploads/file/132050385408.pdfIn PDF document text
- http://massimosusto.eu/userfiles/files/91611002314.pdfIn PDF document text
- http://xn--80aer5aza.xn--c1acndkmcarx.xn--p1ai/ckfinder/userfiles/files/gibivo.pdfIn PDF document text
- http://inercial.es/uploads/files/mupunatexoze.pdfIn PDF document text
- https://vickers-electronics.co.uk/wp-content/plugins/super-forms/uploads/php/files/c4884e76ab548da1017503e77d7eb989/kilezadale.pdfIn PDF document text
- https://santehsevast.ru/userfiles/files/41221283849.pdfIn PDF document text
- http://xn--66-6kc8bfmkmjd.xn--p1ai/admin/ckfinder/userfiles/files/72138101039.pdfIn PDF document text
- 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_off0000ce5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE5B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e66d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE66D | 18536 bytes |
SHA-256: 9dd1ab33f2fd66c9678fb9a447b02a2a4193850e361c6901b48e021df53fafdd |
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font_02_sfnt_off000115a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115A3 | 10812 bytes |
SHA-256: 82857920297ac9e47d7b5bc7a7c666271368e1ffeeb356219baa523c080938cf |
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