MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to redirect users. ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature. The primary attack pattern observed is the use of a PDF as a lure to drive traffic to external sites, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier clean score 0.1818
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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 http://novosib-sport.ru/ckfinder/userfiles/files/55221942914.pdf In PDF document text
- http://studiobaliva.eu/userfiles/files/11127426676.pdfIn PDF document text
- http://sdtrafficticketlawyer.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/kexefadotuf.pdfIn PDF document text
- http://naphotelbangkok.com/userfiles/files/10521574765.pdfIn PDF document text
- http://ykzn8.com/upfiles/editor/files/mepugenonepigurisumuzitev.pdfIn PDF document text
- https://ihotel2b.com/upfiles/editor/files/kopuwup.pdfIn PDF document text
- https://greshamgilessalon.com/wp-content/plugins/super-forms/uploads/php/files/f1531a5aaebf142e9add0d571900db33/90297185608.pdfIn PDF document text
- https://nsck-cykelmotion.dk/userfiles/file/88606539731.pdfIn PDF document text
- http://condosworld.com/abisol1/userfiles/files/79431045564.pdfIn PDF document text
- https://www.dyna-tech.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613da07dd9e42---zajevekab.pdfIn PDF document text
- http://china-engine.net/ckfinder/userfiles/files/gapafivob.pdfIn PDF document text
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/16151d12a46e4a---29964020130.pdfIn PDF document text
- http://easytravel63.ru/ckfinder/userfiles/files/dadavu.pdfIn PDF document text
- https://drosamahetta.com/userfiles/file/81412458033.pdfIn PDF document text
- http://neodev.space/wp-content/plugins/formcraft/file-upload/server/content/files/1614161fb26b87---lumarotojipetafevanada.pdfIn PDF document text
- http://ranahytta.com/ckfinder/userfiles/files/46379609267.pdfIn PDF document text
- https://bda.ch/ckfinder/userfiles/files/kikutet.pdfIn PDF document text
- https://castilloexterior.net/ckfinder/userfiles/files/19288562817.pdfIn PDF document text
- https://albizy.com/ckfinder/userfiles/files/47569537504.pdfIn PDF document text
- http://mbeautyconcept.com/upload/content_images/file/91753981345.pdfIn PDF document text
- https://www.hasmow.com.au/application/third_party/ckfinder/userfiles/files/4330307895.pdfIn PDF document text
- https://mkontakt.pl/dat/file/87276674854.pdfIn PDF document text
- http://ladna.pl/user_images/file/74021857836.pdfIn PDF document text
- https://nutritie-metabolism-sanatate.ro/app/webroot/files/userfiles/files/povutujanujukitugesawi.pdfIn PDF document text
- https://asthasupermarket.com/userfiles/file/80555570372.pdfIn PDF document text
- https://loyalangkorapartment.com/userfiles/file/loseresed.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=candy+crush+200+moves+apk+free+downloadPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b1b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1B6 | 15664 bytes |
SHA-256: 23064ea8e82fcd8acff6cee7e59b06f3a98dafaaeccdb8c13ddfe2b52bb55b37 |
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font_01_sfnt_off0000d977.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD977 | 11424 bytes |
SHA-256: a506b16d1b83141c8bae62e72ece3c5af12590b4a0b72d227f92f8ff144cf730 |
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font_02_sfnt_off0000f464.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF464 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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