Malicious PDF — malware analysis report

Static analysis result for SHA-256 bd46c4e73b006f56…

MALICIOUS

PDF

17.1 KB Created: 2019-04-28 12:44:51 +01:00 Authoring application: mPDF 5.7
MD5: 40fecf6eb1acf608309bf543fcc9d3d2 SHA-1: 5b08f23e56e4c5ef677b66b8d471533c0315ddab SHA-256: bd46c4e73b006f568f6b35bf8f1ac6cfea48580e370712809036a41b43b05b4c
90 Risk Score

Malware Insights

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

The PDF file was flagged by a machine learning classifier and contains a large number of embedded links, identified as a 'PDF_SEO_LINK_FARM' heuristic. These links likely serve to direct users to external resources, potentially for phishing or malware distribution. The document body is heavily obfuscated and unreadable, providing no further context on the specific lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9787

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/3a00a04a01a03a05/Mongrels-by-Stephen-Graham-Jones.pdf
    • http://muicuiu.dumb1.com/3a07a09a05a04/Mongrels-by-Stephen-Graham-Jones.pdf
    • http://muicuiu.dumb1.com/3a04a02a07a02a05/All-the-Beautiful-Sinners-by-Stephen-Graham-Jones.pdf
    • http://muicuiu.dumb1.com/9a08a00a05a08/The-Long-Trial-of-Nolan-Dugatti-by-Stephen-Graham-Jones.pdf
    • http://muicuiu.dumb1.com/3a09a00a06a05a09/Bad-Kid-A-Memoir-on-Growing-Up-Goth-amp-Gay-in-Texas-by-David-Crabb.pdf
    • http://muicuiu.dumb1.com/2a01a05a02a08a06/Fourteen-Growing-Up-Alone-In-A-Crowd-by-Stephen-Zanichkowsky.pdf
    • http://muicuiu.dumb1.com/7a09a09a09a09/Jackson-s-Pond-Texas-by-Teddy-Jones.pdf
    • http://muicuiu.dumb1.com/8a01a08a04a06a07/The-Texas-Chainsaw-Massacre-by-Stephen-Hand.pdf
    • http://muicuiu.dumb1.com/9a03a01a08a05a07/Aggies-by-the-Sea-Texas-A-University-at-Galveston-by-Stephen-Curley.pdf
    • http://muicuiu.dumb1.com/5a07a08a05a09/Last-of-the-Texas-Camp-Fortunes-of-the-Black-Hills-5-by-Stephen-Bly.pdf
    • http://muicuiu.dumb1.com/5a01a01a02a05a06/Stephen-F-Austin-Empresario-of-Texas-by-Gregg-Cantrell.pdf
    • http://muicuiu.dumb1.com/9a03a01a09a04a00/The-Ship-That-Would-Not-Die-USS-Queens-SS-Excambion-and-USTS-Texas-Clipper-by-Stephen-Curley.pdf
    • http://muicuiu.dumb1.com/6a01a00a07a01a04/Vertical-The-City-from-Satellites-to-Bunkers-by-Stephen-Graham.pdf
    • http://muicuiu.dumb1.com/5a04a05a01a09a03/Dead-Girls-Dancing-Katie-Maguire-8-by-Graham-Masterton.pdf
    • http://muicuiu.dumb1.com/9a05a07a04a02/Keep-Out-The-Night-by-Stephen-Jones.pdf
    • http://muicuiu.dumb1.com/4a00a06a01a07a08/The-Mammoth-Book-of-Zombies-by-Stephen-Jones.pdf
    • http://muicuiu.dumb1.com/2a05a09a09a07/Horrorology-The-Lexicon-of-Fear-by-Stephen-Jones.pdf
    • http://muicuiu.dumb1.com/3a07a02a00a05/The-Art-of-Horror-An-Illustrated-History-by-Stephen-Jones.pdf
    • http://muicuiu.dumb1.com/2a07a09a09a02a09/Gang-Wars-of-the-North-The-Inside-Story-of-the-Deadly-Battle-Between-Viv-Graham-and-Lee-Duffy-by-Stephen-Richards.pdf
    • http://muicuiu.dumb1.com/1a09a08a03a07/Dyke-Life-From-Growing-Up-To-Growing-Old-A-Celebration-Of-The-Lesbian-Experience-by-Karla-Jay.pdf
    • http://muicuiu.dumb1.com/9a03a01a08a05a07/Aggies-by-the-Sea-Te

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