MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ClamAV and an ML classifier, and it contains numerous external URIs. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates that the PDF is part of a link farm hosted on disposable domains, suggesting a phishing or spam campaign. The embedded URLs are likely used to redirect the user to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.8970
Heuristics 4
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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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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://chcial.ru/uplcv?utm_term=hopeless+land+fight+for+survival PDF link annotation
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161417871578d3---mawefitotexogadibigopop.pdfIn PDF document text
- http://rucodelniza.ru/userfiles/file/nakavesolajufivi.pdfIn PDF document text
- http://www.hon-ro.hu/userfiles/files/vixuxakiligigawebapaxuw.pdfIn PDF document text
- https://astdubai.co/userfiles/files/52363943783.pdfIn PDF document text
- http://boilerservis.ru/uploads/files/7842474322.pdfIn PDF document text
- https://kabelkyaobuv.sk/editor_uploads/files/40384435975.pdfIn PDF document text
- http://mybyblos.com/userfiles/file/59844016594.pdfIn PDF document text
- http://balaton.varosom.hu/userfiles/files/dufiboxejekepep.pdfIn PDF document text
- http://generaldistco.com/images/file/migadigunumivuxitanes.pdfIn PDF document text
- http://centroolosprato.it/userfiles/files/35723031822.pdfIn PDF document text
- https://europacreativaeuskadi.eu/files/galeria/files/73854930618.pdfIn PDF document text
- https://cabsfromheathrow.com/userfiles/file/kekotiveguvek.pdfIn PDF document text
- http://bjyhyy.cn/filespath/files/20210906093756.pdfIn PDF document text
- https://tjpapigroup3.com/contents/files/gofaxozuturasuw.pdfIn PDF document text
- http://www.la-rocca.pl/app/webroot/files/files/82061418426.pdfIn PDF document text
- https://www.sudoku-cool.com/ckfinder/userfiles/files/pupokumumimugemikutobum.pdfIn PDF document text
- https://almuhja.ps/ckfinder/userfiles/files/15733224653.pdfIn PDF document text
- http://lemonsport.hu/upload/file/52944496712.pdfIn PDF document text
- https://nonbodepsg.com/uploads/files/taruvetuten.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/j3443furl2g3tdfnfiv3d3pero/78692084922.pdfIn PDF document text
- https://leganordavigliana.it/uploads/file/bozumomusedoxagegigonew.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bc0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC0B | 20112 bytes |
SHA-256: 3fd1219e2be4650469787602dba63dbad63b0e3b682633932ac6306be1faae9c |
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