Malicious PDF — malware analysis report

Static analysis result for SHA-256 f5e0c8338c759605…

MALICIOUS

PDF

17.3 KB Created: 2019-04-30 11:20:30 +01:00 Authoring application: mPDF 5.7
MD5: 1f02639ac3386579fbe0e5e66a4974fd SHA-1: 6a88fe957d8020615891db9d3d5a2c39f94fc35a SHA-256: f5e0c8338c759605535f62ba390b7dde49652c4453efd72f2131a5301fa22ddd
90 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links to external PDF files, a technique often used for SEO poisoning or to distribute malicious content. The ML classifier strongly indicated maliciousness. While the document body is heavily corrupted, the presence of numerous URLs suggests a link farm or redirection scheme designed to lead users to potentially harmful content. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9931

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/4a02a03a02a00a07/Aldous-Huxley-Recollected-An-Oral-History-by-David-King-Dunaway.pdf
    • http://muicuiu.dumb1.com/7a02a05a06a00a07/-le-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/7a06a00a08a04a05/Island-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/1a03a09a07a01a00/Antic-Hay-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/4a06a05a05a09/Ape-and-Essence-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/4a00a09a00a06/The-Devils-of-Loudun-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/4a00a05a08a05a09/Brave-New-World-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/4a00a09a09a09a06/Those-Barren-Leaves-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/4a04a00a08a04/The-Doors-of-Perception-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/5a03a05a09a01a05/Brave-a-New-World-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/3a02a00a09a04/Brave-New-World-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/1a01a07a09a07a00a00/The-Gioconda-Smile-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/1a03a07a02a01a00/Those-Barren-Leaves-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/1a05a05a01a05a03/Brave-New-World-Revisited-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/9a09a00a03a02a08/The-Doors-of-Perception-And-Heaven-and-Hell-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/2a05a05a08a05a08/The-Doors-of-Perception-and-Heaven-and-Hell-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/5a04a09a09a02a02/Brave-New-World-Books-That-Changed-Man-s-Thinking-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/1a00a04a06a07a00a09/Aldous-Huxley-Brave-New-World-Inhaltsangaben-und-Interpretationen-Themen-und-Wortschatz-Musterklausur-by-J-Bernhard-M-ller.pdf
    • http://muicuiu.dumb1.com/1a01a07a09a08a07a03/Crome-yellow-The-Gioconda-smile-Ape-and-essence-The-genius-and-the-goddess-Harper-colophon-books-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/1a01a06a04a09a00a05/Las-puertas-de-la-percepcion-cielo-e-infierno-Prologo-con-resena-critica-de-la-obra-vida-y-obra-del-autor-y-marco-historico-by-Aldous-Huxley.pdf
    • http://muicuiu.dumb1.com/1a03a07a02a01a00/Those-

Open this report in the interactive analyzer, or submit your own file for analysis.