MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or malware distribution attempt. It functions as a link farm, containing numerous embedded URLs that likely lead to malicious sites or further payloads. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests these links are designed for SEO manipulation or to host disposable malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.7979
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://chcial.ru/uplcv?utm_term=joseph+schumpeter+the+theory+of+economic+development+pdf
- http://alrabbancapital.com/file/files/worozipofomodizapuw.pdf
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/70ce0n0lgaooe7g99ia0c3hvfc/29888110139.pdf
- https://www.aserspa.net/wp-content/plugins/super-forms/uploads/php/files/jrvmhlna5j9p8sjc1th3rb6ai5/96955425051.pdf
- https://pyhm.ca/wp-content/plugins/super-forms/uploads/php/files/hhecghvmfh31vphvad4fhev06f/83675702073.pdf
- http://nhuaduongnhapkhauaz.info/upload/files/pazidug.pdf
- https://kogan-photo.ru/wp-content/plugins/super-forms/uploads/php/files/af68138fa3d38f8912ec315df7d01e93/61342580875.pdf
- https://bleikss.com/userfiles/file/7402586582.pdf
- http://biometria.pl/photos_fck/file/vuxutexogajodavekizirarot.pdf
- http://c2r-auto.com/uploadfiles/file/2021071304532373499.pdf
- https://dakotaterritorydevelopment.com/ckfinder/userfiles/files/bezapifopuxutamifokojovuw.pdf
- http://samrayburnclassof1980reunion.com/clients/873185/File/vomakulameni.pdf
- https://duproject.com/uploadEditor/files/75813083427.pdf
- https://eastmanllc.com/ckfinder/userfiles/files/99378483559.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081c6ff0a75f---55577436145.pdf
- https://christembassyromford.org/wp-content/plugins/super-forms/uploads/php/files/660d4f4f49157e54735cb844af4bee71/wujavixozodo.pdf
- https://mobspace.xyz/web/img/podborky/files/19825139296.pdf
- http://tunglamgarden.com/images/fck/file/2971983985.pdf
- https://abctranslink.com/ckfinder/userfiles/files/534071297.pdf
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b99ae357a60---56748018557.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_off0000d75c.bind038fcf3620d3186e637e5ac582bc2a57fa242c700c5a668cec94d197c78799a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD75C | 10996 bytes |
font_01_sfnt_off0000f0c6.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0C6 | 16792 bytes |
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