Malicious PDF — malware analysis report

Static analysis result for SHA-256 3ca3eafb86c3a0d8…

MALICIOUS

PDF

27.0 KB Created: 2019-04-30 02:48:22 +01:00 Authoring application: mPDF 5.7
MD5: ad954f87e711b8f8ab7070f04dce3f93 SHA-1: 70bb9f2572ac12050caebc42be7756e415425f61 SHA-256: 3ca3eafb86c3a0d8f5a073ce2f83b7e32d01dcdf86a179280dbf8569abb91165
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF file contains a large number of embedded links to external PDF documents, a technique often used for SEO manipulation or to distribute malicious content. The ML classifier also flagged this PDF as malicious with high confidence. No scripts were extracted from this sample. The primary IOCs are the URLs forming the link farm.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9695

Heuristics 2

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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://muicuiu.dumb1.com/2a05a01a04a03a01/Strong-Women-Soft-Hearts-A-Woman-s-Guide-to-Cultivating-a-Wise-Heart-and-a-Passionate-Life-by-Paula-Rinehart.pdf
    • http://muicuiu.dumb1.com/3a04a07a08a03/Spider-Woman-s-Granddaughters-Traditional-Tales-and-Contemporary-Writing-by-Native-American-Women-by-Paula-Gunn-Allen.pdf
    • http://muicuiu.dumb1.com/1a09a01a06a06a00/The-Wise-Heart-A-Guide-to-the-Universal-Teachings-of-Buddhist-Psychology-by-Jack-Kornfield.pdf
    • http://muicuiu.dumb1.com/2a04a05a06a05a08/Chicken-Soup-for-the-Woman-s-Soul-101-Stories-to-Open-the-Hearts-and-Rekindle-the-Spirits-of-Women-by-Jack-Canfield.pdf
    • http://muicuiu.dumb1.com/1a00a03a03a05a07a02/Strong-of-Heart-Life-and-Death-in-the-Fire-Department-of-New-York-by-Thomas-Von-Essen.pdf
    • http://muicuiu.dumb1.com/2a05a02a08a02a01/Take-Charge-Woman-s-Guide-to-a-Healthier-Heart-by-Margaret-Latrella.pdf
    • http://muicuiu.dumb1.com/6a06a01a05a04/Why-Men-Marry-Bitches-A-Woman-s-Guide-to-Winning-Her-Man-s-Heart-by-Sherry-Argov.pdf
    • http://muicuiu.dumb1.com/1a01a08a02a00a00a03/Cultivating-the-Heart-of-Compassion-by-Ram-Dass.pdf
    • http://muicuiu.dumb1.com/2a07a00a02a05a06/Finding-Peace-for-Your-Heart-A-Woman-s-Guide-to-Emotional-Health-by-Stormie-Omartian.pdf
    • http://muicuiu.dumb1.com/4a05a09a02a07a00/Passionate-Hearts-The-Poetry-of-Sexual-Love-by-Wendy-Maltz.pdf
    • http://muicuiu.dumb1.com/3a06a08a01a05a03/Growing-Godly-Women-A-Christian-Woman-s-Guide-to-Mentoring-Teenage-Girls-by-Donna-Margaret-Greene.pdf
    • http://muicuiu.dumb1.com/1a09a07a05a04/Lesbian-Polyfidelity-A-Pleasure-Guide-for-the-Woman-Whose-Heart-Is-Open-to-Multiple-Concurrent-Sexualoves-or-How-to-Keep-Non-Monogamy-Safe-Sane-by-Celeste-West.pdf
    • http://muicuiu.dumb1.com/3a04a08a00a02a03/The-Wise-Woman-by-Philippa-Gregory.pdf
    • http://muicuiu.dumb1.com/1a03a08a05a01a05/The-Value-in-the-Valley-A-Black-Woman-s-Guide-Through-Life-s-Dilemmas-by-Iyanla-Vanzant.pdf
    • http://muicuiu.dumb1.com/5a01a03a02a04a03/Passionate-Enlightenment-Women-in-Tantric-Buddhism-by-Miranda-Shaw.pdf
    • http://muicuiu.dumb1.com/2a08a05a05a05a01/Study-Guide-to-A-Separate-Peace-with-Connections-by-Holt-Rinehart-and-Winston-Inc-.pdf
    • http://muicuiu.dumb1.com/7a09a08a03a01/Revolutionary-Heart-The-Life-of-Clarina-Nichols-and-the-Pioneering-Crusade-for-Women-s-Rights-by-Diane-Eickhoff.pdf
    • http://muicuiu.dumb1.com/3a06a03a07a00a02/The-Secret-Power-of-Yoga-A-Woman-s-Guide-to-the-Heart-and-Spirit-of-the-Yoga-Sutras-by-Nischala-Joy-Devi.pdf
    • http://muicuiu.dumb1.com/4a07a07a09a09a01/The-Inner-Goddess-Revolution-A-Practical-and-Spiritual-Guide-for-Women-Who-Want-More-From-Life-by-Lyn-Thurman.pdf
    • http://muicuiu.dumb1.com/2a09a01a04a01a04/Bewitching-the-Duke-Wise-Woman-1-by-Christie-Kelley.pdf
    • http://muicuiu.dumb1.com/1a09a01a06a06a00/The-Wise-Heart-A-Guide-to-the-Universal-Teachings-of-Buddhist-Psychol