MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to external resources, many of which are hosted on compromised WordPress sites or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of a ClamAV detection for 'Pdf.Phishing.Trojan' and ML classification further supports its malicious nature. While no scripts were directly extracted, the structure and heuristic firings indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.8270
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://smidgel.ru/uplcv?utm_term=mppsc+mains+syllabus+2019+pdf PDF link annotation
- https://manuscripthandler.com/userfiles/file/tujujemazupujoxa.pdfIn PDF document text
- http://brandnewgoods.net/userfiles/file/fowusef.pdfIn PDF document text
- http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/75qgpshcggkjvhk84guvk54n65/putisobepofugeve.pdfIn PDF document text
- http://asiavent.com/UserFiles/file///16934211318.pdfIn PDF document text
- https://truonggiangcompany.com/userfiles/file/78365343942.pdfIn PDF document text
- http://snft.ro/media/file/vejoxupepomususipurixur.pdfIn PDF document text
- https://study-go.info/wp-content/plugins/super-forms/uploads/php/files/b9ad579fb8ddc281513b4d2efbf123ca/dapuw.pdfIn PDF document text
- https://www.abandassociates.com/ckfinder/userfiles/files/gexipulesabudovinad.pdfIn PDF document text
- http://stepasidemedical.ie/images/uploads/file/38511220686.pdfIn PDF document text
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/6cb93d4eb4cf8df35ebe35cebcfe0220/57680834148.pdfIn PDF document text
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ba4266c901a---51998790433.pdfIn PDF document text
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/160945b6f6ac43---gilalata.pdfIn PDF document text
- https://whitelightdesign.com/wp-content/plugins/super-forms/uploads/php/files/9d52a1581f75b9a861033a360608cc2f/rakajalamugam.pdfIn PDF document text
- http://www.agrosystem.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160ab6201720ee---dinikiju.pdfIn PDF document text
- http://huiking.cn/uploads/file/312146552342.pdfIn PDF document text
- http://daiichilogistics.com/uploads/news_file/15931498051.pdfIn PDF document text
- http://hkalc.com/userfiles/47281390885.pdfIn PDF document text
- https://drmiamiconnect.com/wp-content/plugins/super-forms/uploads/php/files/d66b7a08a5442af9004098b96e0f1d95/99970748462.pdfIn PDF document text
- http://blessingsngo.in/userfiles/files/34021613124.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608686ae91204---lufufojibixedowenafarewu.pdfIn PDF document text
- http://saptpadi.com/files/file/kezuzimosu.pdfIn PDF document text
- http://doks-films.com/pcms/content/file/72003378656.pdfIn PDF document text
- https://truckforceone.com/upload/editor/file/63156678246.pdfIn PDF document text
- http://cudicio.it/images/file/pizirigimekulaxudedonel.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_off0000bc34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC34 | 11140 bytes |
SHA-256: b11a515831baa3153bd1d684fbae4b5970f59cd2f0100d321fdf942cef2f0e7f |
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