Malicious PDF — malware analysis report

Static analysis result for SHA-256 e0d507e50731ac98…

MALICIOUS

PDF

15.4 KB Created: 2019-05-03 07:07:25 +01:00 Authoring application: mPDF 5.7
MD5: b4715ada94eb8c380561e518b8842abb SHA-1: 5c956faab511e70edc78c44c294929ea4a9ff352 SHA-256: e0d507e50731ac984ef09de3ab076f7412b4f9c28dd7e933b4bf57cb471828e2
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of embedded links to external PDF files, a technique often used for SEO manipulation or to distribute malicious content. The ML classifier also flagged this PDF as malicious. No scripts were extracted from this sample, and the document body was heavily corrupted, preventing a deeper analysis of the content's intent beyond the link farm.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9778

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
    • http://muicuiu.dumb1.com/9a07a03a04a09a02/Behind-the-Lens-Boys-of-Fallout-2-by-Cassandra-Giovanni.pdf
    • http://muicuiu.dumb1.com/4a04a09a07a03a04/Walking-in-the-Shadows-by-Cassandra-Giovanni.pdf
    • http://muicuiu.dumb1.com/2a09a03a02a03a08/Cassandra-French-s-Finishing-School-for-Boys-by-Eric-Garcia.pdf
    • http://muicuiu.dumb1.com/2a00a01a02a03a02/Through-the-Lens-Through-the-Lens-1-by-Shannon-Dermott.pdf
    • http://muicuiu.dumb1.com/6a03a05a06a00a00/The-Decameron-of-Giovanni-Boccacci-Now-First-Completely-Done-Into-Engl-Prose-and-Verse-by-J-Payne-by-Giovanni-Boccaccio.pdf
    • http://muicuiu.dumb1.com/2a09a00a00a08a01/Lens-of-the-World-Lens-of-the-World-Book-1-by-R-A-MacAvoy.pdf
    • http://muicuiu.dumb1.com/1a07a02a07a08a09/Lens-of-the-World-Lens-of-the-World-1-by-R-A-MacAvoy.pdf
    • http://muicuiu.dumb1.com/1a05a06a07a04a06/Nikki-Giovanni-Poetry-Collection-by-Nikki-Giovanni.pdf
    • http://muicuiu.dumb1.com/2a04a09a00a03a04/Behind-His-Lens-by-R-S-Grey.pdf
    • http://muicuiu.dumb1.com/6a02a01a01a02/The-Fallout-The-Compound-2-by-S-A-Bodeen.pdf
    • http://muicuiu.dumb1.com/9a07a03a04a04a06/Behind-His-Lens-by-Beth-Michele.pdf
    • http://muicuiu.dumb1.com/3a08a07a01a03a06/Through-His-Lens-by-Anna-Bayes.pdf
    • http://muicuiu.dumb1.com/1a00a06a03a00a07a00/The-Eye-Of-The-Lens-by-Langdon-Jones.pdf
    • http://muicuiu.dumb1.com/3a05a09a04a04a09/Lens-by-John-Burroughs.pdf
    • http://muicuiu.dumb1.com/3a02a07a02a09a09/Fallout-by-Jacob-Appel.pdf
    • http://muicuiu.dumb1.com/9a04a01a04a05/The-Bomb-by-Sidney-Lens.pdf
    • http://muicuiu.dumb1.com/3a03a05a03a04a03/Fallout-V-I-Warshawski-18-by-Sara-Paretsky.pdf
    • http://muicuiu.dumb1.com/4a06a05a02a03a03/Zombie-Fallout-by-Mark-Tufo.pdf
    • http://muicuiu.dumb1.com/1a09a02a08a04a00/Behind-the-Lens-Behind-the-Lives-3-by-Marita-A-Hansen.pdf
    • http://muicuiu.dumb1.com/9a07a03a04a09a00/Through-The-Lens-Creative-Hearts-1-by-K-M-Jackson.pdf

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