Malicious PDF — malware analysis report

Static analysis result for SHA-256 3e81cb85200ef2dd…

MALICIOUS

PDF

51.5 KB Created: 2021-08-14 02:09:51 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-09-27
MD5: 197d9befaae051d31200bb870a97b552 SHA-1: a856e736a68cf978cfe76020fcb1d2af4fa3acee SHA-256: 3e81cb85200ef2dd69f5e61d94f41cc6307dec873137656f4d143137767555a2
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a 'Pdf.Phishing.Trojan' signature. It contains embedded URLs that point to potentially malicious domains, suggesting a phishing or malware distribution attempt. Although no scripts were directly extracted, the PDF structure and embedded URLs are indicative of malicious intent.

Machine Learning

  • Nyx PDF Classifier clean score 0.2493

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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://rpdev.org/ckfinder/userfiles/files/xowiduwasepani.pdf In PDF document text
    • http://archinfo.ru/uploads/file/risifiva.pdfIn PDF document text
    • https://rijst.nu/userfiles/file/xolekamusuziwukovek.pdfIn PDF document text
    • https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=como+desarrollar+la+inteligencia+visual+espacial+en+el+aulaPDF link annotation