Malicious PDF — malware analysis report

Static analysis result for SHA-256 e4e28ae4da550c20…

MALICIOUS

PDF

21.2 KB Created: 2019-04-30 04:41:49 +01:00 Authoring application: mPDF 5.7
MD5: 42e0230456cc3b38a5b9342718b141e7 SHA-1: 6f7c2bebc154093f1e6405abe3a3eb6f59e49cec SHA-256: e4e28ae4da550c204cd240a18a28bfb3ddfbaf62aa8d1ab14acc4a105b96c20d
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of embedded links to external websites, a technique often used for SEO manipulation or to redirect users to malicious content. The ML classifier strongly indicated maliciousness. While no scripts were extracted, the sheer volume of links and the PDF structure suggest a coordinated effort to drive traffic to potentially harmful destinations.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9920

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/8a07a08a09a00a07/Who-is-Jesus-An-Introduction-to-Christology-by-Thomas-P-Rausch.pdf
    • http://muicuiu.dumb1.com/1a00a05a01a05a00a05/Jesus-Liberation-and-the-Biblical-Jubilee-Images-for-Ethics-and-Christology-by-Sharon-H-Ringe.pdf
    • http://muicuiu.dumb1.com/1a00a07a07a04a07a03/A-Spectator-s-Guide-to-Jesus-An-Introduction-to-the-Man-from-Nazareth-by-John-Dickson.pdf
    • http://muicuiu.dumb1.com/3a02a00a03a00a05/The-Search-For-Jesus-A-Christmas-Message-by-Thomas-S-Monson.pdf
    • http://muicuiu.dumb1.com/4a08a02a03a07a04/Existentialism-A-Very-Short-Introduction-by-Thomas-R-Flynn.pdf
    • http://muicuiu.dumb1.com/1a00a02a07a01a06a03/The-Gospel-of-Thomas-The-Hidden-Sayings-of-Jesus-by-Marvin-W-Meyer.pdf
    • http://muicuiu.dumb1.com/9a05a01a05a02/What-Do-You-Do-With-a-Chocolate-Jesus-An-Irreverent-History-of-Christianity-by-Thomas-Quinn.pdf
    • http://muicuiu.dumb1.com/4a09a08a01a04a05/Science-and-Religion-A-Very-Short-Introduction-by-Thomas-Dixon.pdf
    • http://muicuiu.dumb1.com/6a02a05a05a04a00/Annie-Ernaux-An-Introduction-to-the-Writer-and-her-Audience-by-Lyn-Thomas.pdf
    • http://muicuiu.dumb1.com/5a01a00a00a06a07/Thomas-Hobbes-Leviathan-Editorial-Introduction-by-Noel-Malcolm.pdf
    • http://muicuiu.dumb1.com/6a08a09a06a01a01/Christology-and-Whiteness-by-George-Yancy.pdf
    • http://muicuiu.dumb1.com/1a01a03a08a08a04a06/Christology-in-the-Synoptic-Gospels-God-or-God-s-Servant-by-Sigurd-Grindheim.pdf
    • http://muicuiu.dumb1.com/8a02a01a02a08/Doubt-A-History-The-Great-Doubters-and-Their-Legacy-of-Innovation-from-Socrates-and-Jesus-to-Thomas-Jefferson-and-Emily-Dickinson-by-Jennifer-Michael-Hecht.pdf
    • http://muicuiu.dumb1.com/2a03a00a03a07a09/The-Jefferson-Bible-The-Life-and-Morals-of-Jesus-of-Nazareth-by-Thomas-Jefferson.pdf
    • http://muicuiu.dumb1.com/8a07a09a01a03a09/Rausch-und-Akt-by-Daphne-Raul.pdf
    • http://muicuiu.dumb1.com/8a07a08a08a02a07/What-Is-Wrong-with-the-World-by-Guy-Rausch.pdf
    • http://muicuiu.dumb1.com/9a09a09a07a02a05/Jesus-Firsthand-Daily-Devotional-Meditations-for-Knowing-Jesus-by-David-Feddes.pdf
    • http://muicuiu.dumb1.com/1a08a09a09a08a02/Sitting-at-the-Feet-of-Rabbi-Jesus-How-the-Jewishness-of-Jesus-Can-Transform-Your-Faith-by-Ann-Spangler.pdf
    • http://muicuiu.dumb1.com/3a06a07a00a07a03/What-Would-Jesus-Really-Do-The-Power-amp-Limits-of-Jesus-Moral-Teachings-by-Andrew-Fiala.pdf
    • http://muicuiu.dumb1.com/1a00a05a07a00a05a03/The-Jesus-Mystery-Astonishing-Clues-to-the-True-Identities-of-Jesus-and-Paul-by-Lena-Einhorn.pdf
    • http://muicuiu.dumb1.com/9a05a01a05a02/What-Do-You-Do-With-a-Chocolate-Jesus-An-Irreverent-History-of-Chri