Malicious PDF — malware analysis report

Static analysis result for SHA-256 7c2f79a962bbfaae…

MALICIOUS

PDF

30.4 KB Created: 2019-04-30 02:38:23 +01:00 Authoring application: mPDF 5.7
MD5: 79bd16d3a21c4d73bfc33c61a67f3197 SHA-1: 1a36c68e3ee055c2d8207b2450a21830730cff1e SHA-256: 7c2f79a962bbfaae3f3727312782056bc1f132289cdac46bb0c5e4a27c6978c3
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. While many of these links point to benign-looking documents, the sheer volume and the ML_NYX_PDF_MALICIOUS classification suggest a malicious intent, likely for SEO manipulation or to distribute further malicious content. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9689

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/2a07a00a08a04a04/Orthodox-Afterlife-2-000-Years-of-Afterlife-Experiences-of-Orthodox-Christians-and-a-Biblical-and-Early-Christian-View-of-Heaven-Hell-and-the-Hereafter-by-John-Habib.pdf
    • http://muicuiu.dumb1.com/5a06a05a05a02a09/The-Afterlife-Omnibus-Heaven-Hell-Earth-Wasteland-War-Stones-by-Mur-Lafferty.pdf
    • http://muicuiu.dumb1.com/7a07a05a00a00a06/The-Dialogue-between-Eastern-Orthodox-and-Oriental-Orthodox-Churches-by-Christine-Chaillot.pdf
    • http://muicuiu.dumb1.com/6a03a01a05a09a05/Christ-the-Conqueror-of-Hell-The-Descent-Into-Hades-From-an-Orthodox-Perspective-by-Archbishop-Hilarion-Alfeyev.pdf
    • http://muicuiu.dumb1.com/5a00a01a07a07a09/Hyperlink-from-Hell-A-Couch-Potato-s-Guide-to-the-Afterlife-by-Lindy-Moone.pdf
    • http://muicuiu.dumb1.com/9a07a03a02a05a01/Resisting-Unto-Blood-Sixty-Five-Years-Of-Persecution-Of-The-True-Old-Calendar-Orthodox-Church-Of-Romania-October-1924-December-1989-by-Constantin-Bujor.pdf
    • http://muicuiu.dumb1.com/9a00a07a08a04a08/International-Symposium-On-Strangeness-And-Quark-Matter-Orthodox-Academie-Of-Krete-Kolymbari-Krete-Hellas-September-1-5-1994-by-International-Symposium-on-Strangeness-and-Quark-Matter-1st-1994-Orthodox-Academie-of-Krete-.pdf
    • http://muicuiu.dumb1.com/3a06a06a05a04a02/Orthodox-Psychotherapy-by-Hierotheos-Vlachos.pdf
    • http://muicuiu.dumb1.com/6a03a01a06a07a07/Orthodox-Witness-Today-by-Hilarion-Alfeyev.pdf
    • http://muicuiu.dumb1.com/3a06a08a07a01a09/Way-What-Every-Protestant-Should-Know-about-the-Orthodox-Church-by-Clark-Carlton.pdf
    • http://muicuiu.dumb1.com/3a06a08a01a02a03/How-Are-We-Saved-The-Understanding-of-Salvation-in-the-Orthodox-Tradition-by-Kallistos.pdf
    • http://muicuiu.dumb1.com/7a08a01a02a08a07/The-Lieberman-Open-Orthodox-Haggadah-by-Shmuel-Herzfeld.pdf
    • http://muicuiu.dumb1.com/7a09a02a06a03a06/The-Friend-of-the-Bridegroom-On-the-Orthodox-Veneration-of-the-Forerunner-by-Sergius-Bulgakov.pdf
    • http://muicuiu.dumb1.com/2a07a02a01a01a05/An-Introduction-to-God-Encountering-The-Divine-in-Orthodox-Christianity-by-Andrew-Stephen-Damick.pdf
    • http://muicuiu.dumb1.com/1a00a03a07a09a06/Hymn-of-Entry-Liturgy-and-Life-in-the-Orthodox-Church-by-Archimandrite-Vasileios.pdf
    • http://muicuiu.dumb1.com/3a06a08a07a06a08/Surprised-by-Christ-My-Journey-from-Judaism-to-Orthodox-Christianity-by-James-A-Bernstein.pdf
    • http://muicuiu.dumb1.com/4a02a04a07a05a00/Voices-of-the-Mystics-Early-Christian-Discourse-in-the-Gospels-of-John-and-Thomas-and-Other-Ancient-Christian-Literature-by-April-D-De-Conick.pdf
    • http://muicuiu.dumb1.com/6a03a01a05a08a04/The-Mystery-of-Faith-An-Introduction-to-the-Teaching-and-Spirituality-of-the-Orthodox-Church-by-Hilarion-Alfeyev.pdf
    • http://muicuiu.dumb1.com/3a06a03a03a06a00/Imagine-Heaven-Near-Death-Experiences-God-s-Promises-and-the-Exhilarating-Future-That-Awaits-You-by-John--Burke.pdf
    • http://muicuiu.dumb1.com/6a01a04a05a00a07/Imagine-Heaven-Near-Death-Experiences-God-s-Promises-amp-The-Exhilarating-Future-that-Awaits-You-by-John--Burke.pdf
    • http://muicuiu.dumb1.com/6a03a01a05a09a05/Christ-the-Con

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