MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, and the presence of 'cmdue50ftsv/puvizepodaxanexa.pdf' in the document text hints at potential command execution or a specific exploit path.
Machine Learning
- Nyx PDF Classifier malicious score 0.9203
Heuristics 6
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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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LOLBin token sequence in document text high SE_LOLBIN_RUN_COMMANDExtracted document text contains a Windows script/execution tool name (PowerShell, mshta, cmd, rundll32, regsvr32, …) within 220 characters of a dangerous flag, command verb, or URL. This is a visible 'run this' instruction in HTML/PDF/RTF lure bodies, or — in macro-laden Office files — the macro's own string-pool entries appearing adjacent in extracted text.
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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://areopag.ru/sites/default/files/uploads/30561926409.pdf In PDF document text
- http://dieukhactransam.com/uploads/files/xumuzopebuzemosovu.pdfIn PDF document text
- http://travelcenterpuntos.com/campannas/file/kukonusuwikoj.pdfIn PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/aesit0telqjirf8cmdue50ftsv/puvizepodaxanexa.pdfIn PDF document text
- https://aordonez.com/images/contenidos/files/notatajaxa.pdfIn PDF document text
- https://aradovan.com/userfiles/file/wiwuxozajegisiwodepom.pdfIn macro / runtime command snippet
- http://teranor.com/ckfinder/userfiles/files/25984427923.pdfIn macro / runtime command snippet
- http://hajnysport.cz/FCK_userfiles/file/vipode.pdfIn PDF document text
- https://kitchensofdiablo.com/upload/file/kuzuxetuv.pdfIn PDF document text
- http://nenkin-t.com/upload_img/ck/files/papukexefivawaxopatok.pdfIn PDF document text
- http://voijin.com/userfiles/files/52641342936.pdfIn PDF document text
- http://hanboo.cn/Uploads/file/2021090303134870554.pdfIn PDF document text
- https://freshchannels.com/home/sites/freshchannels/public_html/ckfinder/userfiles/files/73165364809.pdfIn PDF document text
- http://www.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613dfff1ea449---78687701404.pdfIn PDF document text
- https://editora-arara-azul.com.br/site/admin/ckfinder/userfiles/files/71018361062.pdfIn PDF document text
- https://audit-advisers.com/userfiles/file/3112661648.pdfIn PDF document text
- http://7seapharmtech.com/Uploadfiles/files/fixex.pdfIn PDF document text
- http://www.ecostroyservis.ru/File/5709221238.pdfIn PDF document text
- http://www.jobsincrete.gr/images/_user_na/file/82539689570.pdfIn PDF document text
- http://for-rent-leuven.com/wp-content/plugins/formcraft/file-upload/server/content/files/161387a4668676---57611940839.pdfIn PDF document text
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613afebae1f18---pijuvaneri.pdfIn PDF document text
- https://hbphoto.ca/resimler/files/47629957121.pdfIn PDF document text
- http://odpadykj.cz/UserFiles/File/13095639113.pdfIn PDF document text
- http://rentbucharest.net/images/userfiles/44207783000.pdfIn PDF document text
- http://jrmhandling.nl/upload/file/wijajofasekezurejakikos.pdfIn PDF document text
- https://aordonez.com/imagesIn macro / runtime command snippet
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=8+letter+words+starting+with+iPDF link annotation
- 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_off0000dabc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDABC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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