MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a link farm pointing to numerous compromised websites, identified by heuristics like 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM'. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature. The primary function appears to be directing users to potentially malicious content hosted on these compromised sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.5338
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://traonguoc.vn/wp-content/plugins/super-forms/uploads/php/files/fac6u7lkfo1ulojmmddbmtfehs/68944769702.pdf In PDF document text
- http://www.reroofingbrisbaneqld.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606f58ee0cbb5---neken.pdfIn PDF document text
- https://widepolymers.com/userfiles/file/51954406453.pdfIn PDF document text
- http://eltonltd.ru/sites/default/files/uploads/18595444913.pdfIn PDF document text
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/151b887a73f02ddf730b8de22eac5c9a/29367040937.pdfIn PDF document text
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/16070fa6d6df3c---fawigip.pdfIn PDF document text
- http://wuxihemei.com/ckfinder/userfiles/files/20210608_005319.pdfIn PDF document text
- https://etre-cheval.fr/Applications/MAMP/htdocs/etre%20cheval/news_pix/file/panakibilazude.pdfIn PDF document text
- http://naviway.su/upload/files/mudezemalima.pdfIn PDF document text
- http://fitsiluet.cz/data/file/20839784278.pdfIn PDF document text
- https://hmjrgoldhockey.org/wp-content/plugins/super-forms/uploads/php/files/69771f1023c54277091f877eb40b02db/nusopimi.pdfIn PDF document text
- https://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/97583402995.pdfIn PDF document text
- http://skrabl.pl/www/rpbd/fck/file/nawexubulakeposafivomu.pdfIn PDF document text
- http://divapharma.com/uploaded/file/38611359336.pdfIn PDF document text
- https://www.keystonecare.co.uk/wp-content/plugins/super-forms/uploads/php/files/7e0df03103b33ef29adc2348dda63a09/jajuvesozujom.pdfIn PDF document text
- http://bahattinburyan.com/userfiles/file/tezunuxorivazeja.pdfIn PDF document text
- http://qtjdb.com/UploadFile/2021/05/15/file/20210515_215810_103.pdfIn PDF document text
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078cfc9969b6---86336255798.pdfIn PDF document text
- https://bizdrive.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160be8a74280b5---vuxeragewiji.pdfIn PDF document text
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/vm8vvnml72em0sj1p7qgt1rv6b/debalimo.pdfIn PDF document text
- http://golfproradost.cz/webpagebuilder/ckfinder/userfiles/files/58243944760.pdfIn PDF document text
- https://soalmatematik.com/userfiles/file/zafiv.pdfIn PDF document text
- http://avtoarka.ru/wp-content/plugins/super-forms/uploads/php/files/3464f2d5fe8327299fb13fd48851d646/18326928576.pdfIn PDF document text
- https://ooobelkom.ru/ckfinder/userfiles/files/luwis.pdfIn PDF document text
- https://hgb.se/filer/file/34732281615.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=candidate+elimination+algorithm+example+pptPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d66a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD66A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ee81.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE81 | 10804 bytes |
SHA-256: 3ed734c21095bc1d1b9699d72f3c2bd0b6fbb237d71c6bb449bf82a93026cb4c |
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