Malicious PDF — malware analysis report

Static analysis result for SHA-256 e83c8e98a8f5fce3…

MALICIOUS

PDF

54.7 KB Created: 2021-08-06 03:58:20 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-07
MD5: a19dca916b890384f746995a439bfced SHA-1: 996d43559aebf37cc57cdcb25aecf91322fda038 SHA-256: e83c8e98a8f5fce31c06985277aaeaca6ec85dd359b23cf01683fac26217eefb
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a signature indicating phishing and trojan activity. It contains embedded URLs, some of which are hosted on domains commonly associated with malware distribution. The document body, though truncated and obfuscated, suggests an attempt to disguise its malicious nature by presenting itself as a legitimate file, likely a lure for downloading software.

Machine Learning

  • Nyx PDF Classifier clean score 0.2479

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 http://adveotec.com/img/file/80969317251.pdf In PDF document text
    • https://saraelv.no/wp-content/plugins/formcraft/file-upload/server/content/files/160853f629c1f4---69309445671.pdfIn PDF document text
    • http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a1f2ea05944---21177219937.pdfIn PDF document text
    • https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=cisco+anyconnect+secure+mobility+client+for+windows+vpn+free+downloadPDF link annotation