MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics and ClamAV as malicious, specifically indicating a phishing or trojan threat. It contains numerous embedded URLs, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9263
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://laborke.ru/uplcv?utm_term=the+magic+shop+hg+wells+summary+wikipedia
- http://cungcapbaoduongcuanhatban.com/upload/files/girutizelatexu.pdf
- http://sisparts.pl/zdjecia/fck/file/35396415347.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3ef269586a---9927105686.pdf
- https://mimpishio2.net/contents//files/79975471029.pdf
- http://brightwayconsultancyservices.com/userfiles/file/58253779007.pdf
- https://monocroma.it/wp-content/plugins/super-forms/uploads/php/files/325ba0d93deddc662c0a64b087028029/15226823053.pdf
- http://phenix-security.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1608cc0540d8c6---7699377936.pdf
- https://bulgariapools.com/contents//files/80774414673.pdf
- http://juentai.com/userfiles/files/88707766689.pdf
- http://cosmeticdermatologymiamibeach.com/uploads/data/files/85031257740.pdf
- http://brighterhealthcare.co.uk/wp-content/plugins/super-forms/uploads/php/files/d3oft928t34kdnt6ulcm2ium53/zununake.pdf
- http://ms-beauty.com/ckfinder/userfiles/files/jinulemakedemanos.pdf
- https://www.arc-welding.co.uk/wp-content/plugins/super-forms/uploads/php/files/jdj0hc517qpd9km9s5tfuih0d3/parikanuwelenexegisab.pdf
- http://richardarnoldalumni.com/clients/a/ad/ad1dcfa6f69ac51e3fe6bec18f6cf6d6/File/kataj.pdf
- http://koryosushi.com/uploads/files/kezukalutibine.pdf
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c08f71734cc---87075035949.pdf
- https://resonanceacteurs.nl/userfiles/file/jupalitewasimurede.pdf
- http://c2mag.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a3be84dfe5---70763631984.pdf
- https://summit-christian-academy.org/scauserfiles/files/86946265119.pdf
- https://akarchlight.com/wp-content/plugins/super-forms/uploads/php/files/08cc3918cd0d646c91ef57cc967b096a/90560053493.pdf
- http://hayatteknoloji.com/webimage/file/95919476703.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_off00010c87.bin2252b9b4559c1fcce75be19f49f75eee6e6356739adfddce59bd653ef8b37278 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C87 | 11116 bytes |
font_01_sfnt_off0001264c.bin9870661f5b7e10cdfa6058f57461c5e2e3ff35247283bac9d07e5db01d200673 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1264C | 16544 bytes |
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