Malicious PDF — malware analysis report

Static analysis result for SHA-256 846c0603e8c27fd2…

MALICIOUS

PDF

62.4 KB Created: 2021-04-25 13:04:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 9aaab0ccf38eb021aa6263a6cf8f7650 SHA-1: e5f36972142c0e2bc3c9d96e33eb0001258d2f3a SHA-256: 846c0603e8c27fd279f80fd569b067c6a40c0ce0321db0ab0dbaefc241fbe639
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. The document body, though heavily obfuscated, contains text related to 'The Crown season 5 episode 1 review', suggesting a lure to entice users. Embedded URLs point to potentially malicious or compromised sites, which could host further stages of the attack.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9311

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://ambrose.edu/sites/default/files/webform/kubuxodadiwozubak.pdf
    • http://oaklandchildcare.org/sites/default/files/webform/dakorudi.pdf
    • https://www.mainephilanthropy.org/sites/default/files/kimakevenowafuxopepasu.pdf
    • https://www.telluridescience.org/sites/default/files/tstc-applications/nuwirofu.pdf
    • http://www.pbttphtk.gov.my/sites/default/files/webform/74795851198.pdf
    • https://www.osgeurope.com/sites/osg-corporate.dev/files/webform/35757612566.pdf
    • https://aboss.by/sites/default/files/webform/8474239295.pdf
    • https://www.a1touchsolution.nl/sites/default/files/43963154407.pdf
    • https://vectorcorp.net/sites/default/files/webform/resume/dutaberapowuniz.pdf
    • https://www.mothercare.ro/sites/default/files/webform/resumes/77861868930.pdf
    • https://www.dgs-interparts.be/sites/default/files/36138637258.pdf
    • http://www.guninetwork.org/system/files/webform/heirri_proposals/zarogoluvesiriwameb.pdf
    • https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=the+crown+season+5+episode+1+review
    • https://lib.asu.edu/system/files/webform/46247033309.pdf
    • https://printandmail.princeton.edu/system/files/webform/ziwilijevugibapuvoboka.pdf

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