Malicious PDF — malware analysis report

Static analysis result for SHA-256 d35ec5ec2e841bb6…

MALICIOUS

PDF

15.9 KB Created: 2019-05-07 03:57:48 +01:00 Authoring application: mPDF 5.7
MD5: e265036365039c1ece16a4fddbcf6bd9 SHA-1: 925360e6a7d09853c703da11e7eded7db2277e60 SHA-256: d35ec5ec2e841bb611c035745ac691c922e5833fec8fcee2f0d86517b03d83ac
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a link farm with 32 external links, many of which point to PDF documents. The ML classifier flagged this PDF as malicious with a high probability. The primary attack pattern involves directing users to a large number of external resources, likely for SEO manipulation or to host further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9800

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/9a07a02a03a05a06/Crush-Your-Ecommerce-Marketing-24-Instant-Strategies-to-Boost-E-commerce-Sales-Maximize-Profits-and-Crush-Your-Online-Competition-by-Joel-Widmer.pdf
    • http://muicuiu.dumb1.com/2a01a01a05a03a06/Just-a-Little-Crush-Crush-1-by-Renita-Pizzitola.pdf
    • http://muicuiu.dumb1.com/3a05a08a00a07/Crush-Crush-1-by-Lacey-Weatherford.pdf
    • http://muicuiu.dumb1.com/3a04a08a09a08a05/The-Unexpected-Crush-Complete-Series-The-Unexpected-Crush-1-3-by-Alexa-Wilder.pdf
    • http://muicuiu.dumb1.com/2a04a05a00a05a07/Clear-the-Hurdles-Sara-Sara-3-by-Anna-Sellberg.pdf
    • http://muicuiu.dumb1.com/1a02a03a00a02a01/Crush-by-Carrie-Mac.pdf
    • http://muicuiu.dumb1.com/3a04a05a07a05a08/Crush-On-Mr-Bad-Boy-by-LiLLyCoOLeSt1.pdf
    • http://muicuiu.dumb1.com/2a07a03a09a01a08/Crush-by-S-R-Silcox.pdf
    • http://muicuiu.dumb1.com/4a05a05a05a05/Vampire-Crush-by-A-M-Robinson.pdf
    • http://muicuiu.dumb1.com/1a02a04a06a08a01/Just-a-Little-Crush-Just-a-Little-1-by-Tracie-Puckett.pdf
    • http://muicuiu.dumb1.com/4a01a06a03a07a03/The-Epic-Crush-of-Genie-Lo-The-Epic-Crush-of-Genie-Lo-1-by-F-C-Yee.pdf
    • http://muicuiu.dumb1.com/2a00a01a08a00a09/Crush-Crash-3-by-Nicole-Williams.pdf
    • http://muicuiu.dumb1.com/1a09a07a09a04a06/Crush-du-Jour-by-Micol-Ostow.pdf
    • http://muicuiu.dumb1.com/3a03a05a09a02a03/Motor-Crush-Vol-1-by-Brenden-Fletcher.pdf
    • http://muicuiu.dumb1.com/1a03a03a02a09a08/The-Stillburrow-Crush-by-Linda-Kage.pdf
    • http://muicuiu.dumb1.com/3a03a07a09a09a02/Nothing-to-Tell-Campus-Crush-0-5-by-Ashelyn-Drake.pdf
    • http://muicuiu.dumb1.com/4a01a01a05a07a02/Love-Crush-3-by-Lacey-Weatherford.pdf
    • http://muicuiu.dumb1.com/2a07a09a04a07a06/Learning-to-Fly-UK-Crush-3-by-Tani-Hanes.pdf
    • http://muicuiu.dumb1.com/2a06a02a08a09a08/Crush-Crash-3-by-Nicole-Williams.pdf
    • http://muicuiu.dumb1.com/2a07a04a00a00/To-Crush-the-Moon-The-Queendom-of-Sol-4-by-Wil-McCarthy.pdf

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