Malicious PDF — malware analysis report

Static analysis result for SHA-256 98e924f7562beda6…

MALICIOUS

PDF

42.8 KB Created: 2021-10-01 03:45:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-27
MD5: 1586e369c4b19f05e444a2b34bd89834 SHA-1: 43f063051fde3563c5e086797975c170c8101ea0 SHA-256: 98e924f7562beda67b0256060bf08301884c6f50968f536c2f34b711b0454c4e
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous embedded links pointing to disposable domains, a common tactic for phishing or distributing further malware. The ML classifier and ClamAV detection strongly indicate malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded URLs suggest it's designed to redirect users to malicious content, likely as a spearphishing attachment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7494

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One 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://argentinaproduct.com/ckfinder/userfiles/files/33896804365.pdf In PDF document text
    • http://konditsionery-zheleznodorozhnyi.ru/upload_picture/file/rosokesiwume.pdfIn PDF document text
    • http://www.johnrealestate.in/ckeditor-ckfinder-integration/uploads/files/18814378971.pdfIn PDF document text
    • http://monkey-do.net/userfiles/file/dejeruradirixejupab.pdfIn PDF document text
    • http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141fbb27ca74---gavuniwawujafaxirazaxe.pdfIn PDF document text
    • http://ashole.hu/UserFiles/File/kavakaridu.pdfIn PDF document text
    • https://ldoris.com/upfile/files/20210905102707.pdfIn PDF document text
    • http://glampingcaravan.com/userfiles/file/20210916041803.pdfIn PDF document text
    • https://amzentransportationindustries.com/admin/imagetemp1/file/xuxezulefug.pdfIn PDF document text
    • https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/d0ea07212e0e98ac21ebef32bd35720c/17966945795.pdfIn PDF document text
    • http://generoussecurity.com/uploads/xamutos.pdfIn PDF document text
    • http://senvietsystem.com/ckeditor/upload/files/xegisakaj.pdfIn PDF document text
    • http://sake2metustin.com/uploads/files/pitag.pdfIn PDF document text
    • https://klcmekatronik.com/ckfinder/userfiles/files/53956208424.pdfIn PDF document text
    • http://yummyschool.com/_UploadFile/Images/file/77649123024.pdfIn PDF document text
    • http://himalayakebab.irafbrothers.com/shipinc/userfiles/files/rufaviraz.pdfIn PDF document text
    • https://xn--nmqu14inmf.com/upload/files/375005586.pdfIn PDF document text
    • https://mytalk7.com/_UploadFile/Images/file/govut.pdfIn PDF document text
    • http://topimmigrationlawyer.org/ckfinder/userfiles/files/furovepisuvarag.pdfIn PDF document text
    • http://naturallabs.fr/userfiles/file/zotufitugofug.pdfIn PDF document text
    • http://ikhmongol.mn/ckfinder/userfiles/files/womigunamub.pdfIn PDF document text
    • https://behagi.eus/files/galeria/files/dudusirurizufuwipeguxe.pdfIn PDF document text
    • http://tugrabilgisayar.net/resimler/files/3118198109.pdfIn PDF document text
    • https://greenbins.ca/ckfinder/userfiles/files/69138368904.pdfIn PDF document text
    • https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=how+to+transfer+bookmarks+from+one+phone+to+anotherPDF link annotation

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