MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was detected as malicious by ClamAV and ML classifiers. It contains numerous external URIs, with a high concentration on disposable hosting, indicating a link farm. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags this behavior. The primary external URI observed is 'https://drafthe.ru/uplcv?utm_term=install+ipogo+ios', suggesting a potential phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.5448
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://drafthe.ru/uplcv?utm_term=install+ipogo+ios
- http://www.leposeur.fr/site/upload/ckfinder/files/40527350441.pdf
- https://ski-valloire.com/ckfinder/userfiles/files/muwuzapebuxuradita.pdf
- https://www.paparazzirestaurant.com.au/wp-content/plugins/super-forms/uploads/php/files/fa107c0b07f953285ada8876d468a780/kunatizadafolawige.pdf
- http://tamtamphat.com/upload/files/28615802374.pdf
- http://the100voicesofgospel.de/fichiers/newsletter/file/xaxuwa.pdf
- http://intertexmedical.com/userfiles/files/16349414351.pdf
- http://tz5168.com/uploadfile/image/2021/09/02/file/20210902_093334_189.pdf
- http://internet-trade.eu/UserFiles/file/74612303317.pdf
- https://youkuvpn.com/upload/files/norudifilekele.pdf
- http://ip-golubev.ru/ckfinder/userfiles/files/49911727592.pdf
- http://baiduvpn.com/upload/files/33966450971.pdf
- http://singer-island-condos.com/userfiles/files/wepitipibi.pdf
- https://sayurmateng.com/contents/files/53844315170.pdf
- http://presssimayeshahr.ir/pic/file/runez.pdf
- http://twsl.mingann.info/upload/ckfinder_temp/files/20210907040455.pdf
- https://gilbertems.com/videos/file/rigemalaludezevelutalurog.pdf
- https://psfund.org/public/uploads/files/cms_files/31514886805.pdf
- https://garraldaarquitectura.com/garralda_userfiles/files/gofakolodevomaginatez.pdf
- https://pediatricpotentialsnj.com/PP/PPpng/files/19763538825.pdf
- https://a2designbg.com/userfiles/file/rasumetobenaf.pdf
- https://giant-nano.com/app/webroot/userfiles/files/91530062206.pdf
- http://autoscuolecasetta.it/userfiles/files/37200152984.pdf
- https://loan-financial.com/wp-content/plugins/super-forms/uploads/php/files/3ebe2a080ef064cf869203b4b28dfbad/xubukumumorigawemamux.pdf
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b121.bin23c965bf544d78993183585ae6d88972a912d3db9f0392c8f0b70a4e50136701 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB121 | 17784 bytes |
font_01_sfnt_off0000df5c.binef5c6974d7e9b9d338d7c954570d075dc986d6976ff52d0def96688267d3dc37 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF5C | 10148 bytes |
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