Malicious PDF — malware analysis report

Static analysis result for SHA-256 89e2a80a6ba967b7…

MALICIOUS

PDF

14.0 KB Created: 2019-04-30 04:19:15 +01:00 Authoring application: mPDF 5.7
MD5: 956b1114011e9cb2df237fae32230294 SHA-1: 9c73b84b4aa0663d6d725a60a6f73a0e747adb87 SHA-256: 89e2a80a6ba967b7de9dc102327c306c04349a50d2cb2b637e7023efa0d6f4ac
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic. While the ML classifier also flagged this as malicious, the specific intent appears to be SEO manipulation or potentially distributing further malware through these links. No scripts were extracted from this sample, limiting the ability to determine a more precise attack pattern or family.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9200

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.dumb
    • http://muicuiu.dumb1.com/8a01a02a08a01a03/Help-I-m-Trapped-in-the-First-Day-of-Summer-Camp-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a03a00a02a05/Help-I-m-Trapped-In-My-Camp-Counselor-s-Body-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/4a06a08a07a03a06/Better-Than-Boot-Camp-by-rainsong.pdf
    • http://muicuiu.dumb1.com/3a06a06a08a02/Goddess-Boot-Camp-Oh-My-Gods-2-by-Tera-Lynn-Childs.pdf
    • http://muicuiu.dumb1.com/1a00a07a01a00a04a08/The-Summer-of-69-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/2a02a01a08a04a08/Famous-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a02a08a09a02/The-Pagemaster-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a02a08a00a05/The-Good-Son-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/4a08a00a05a02a02/Home-Alone-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a02a08a09a04/Too-Scared-To-Sleep-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a02a08a00a06/How-I-Changed-My-Life-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a03a00a03a04/Lifeguards-Summer-s-End-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/2a07a09a04a04/Friends-Till-the-End-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a02a09a05a03/Slide-or-Die-Drift-X-1-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a02a09a05a07/The-Diving-Bell-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/2a09a03a06a05a00/The-Pink-Marine-One-Boy-s-Journey-Through-Boot-Camp-to-Manhood-by-Greg-Cope-White.pdf
    • http://muicuiu.dumb1.com/8a01a02a09a06a00/Super-Mario-Bros-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a02a08a01a01/Help-I-m-Trapped-In-Obedience-School-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a02a08a09a00/Help-I-m-Trapped-in-an-Alien-s-Body-by-Todd-Strasser.pdf
    • http://muicuiu.dumb1.com/8a01a02a08a00a02/Help-I-m-Trapped-In-My-Teacher-s-Body-by-Todd-Strasser.pdf

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