Malicious PDF — malware analysis report

Static analysis result for SHA-256 cc15e684b00ced6a…

MALICIOUS

PDF

17.1 KB Created: 2019-05-07 04:37:39 +01:00 Authoring application: mPDF 5.7
MD5: 43c2ccee4f97ca26fe639ca97f77821c SHA-1: a2d3901fb8267ec4f8c5743c1c2cac1c09551bb5 SHA-256: cc15e684b00ced6a212d840dc2351bdb6ddafe4805d67c9f188760464ed1b341
90 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier also flagged this PDF as malicious with a high probability. The embedded links likely lead to websites designed to exploit users, possibly for phishing or malware distribution. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9806

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/3a00a01a02a00a09/Happy-Halloween-by-Cardeno-C-.pdf
    • http://muicuiu.dumb1.com/4a08a01a08a08a05/Happy-Sparkling-Halloween-by-Elizabeth-Spurr.pdf
    • http://muicuiu.dumb1.com/3a07a04a01a08a08/Happy-Halloween-Li-L-Santa-by-Thierry-Robin.pdf
    • http://muicuiu.dumb1.com/4a08a02a06a09a00/Happy-Halloween-Great-Pumpkin-by-Charles-M-Schulz.pdf
    • http://muicuiu.dumb1.com/1a00a00a03a05a08a01/Happy-Halloween-S-es-Saures-Schnuckeltypen-by-Valerie-le-Fiery.pdf
    • http://muicuiu.dumb1.com/3a01a03a02a03a06/Kid-s-Halloween-Stories-Halloween-Story-and-Many-More-Short-Stories-for-Kids-by-Betty-J-Byers.pdf
    • http://muicuiu.dumb1.com/2a09a01a06a08a00/The-Happy-Addict-How-to-be-Happy-in-Recovery-from-Alcoholism-or-Drug-Addiction-by-Beth-Burgess.pdf
    • http://muicuiu.dumb1.com/1a09a01a04a01a05/How-We-Choose-to-Be-Happy-The-9-Choices-of-Extremely-Happy-People--Their-Secrets-Their-Stories-by-Rick-Foster.pdf
    • http://muicuiu.dumb1.com/6a09a06a02a00/The-Happy-Gospel-Effortless-Union-with-a-Happy-God-by-Benjamin-Dunn.pdf
    • http://muicuiu.dumb1.com/5a08a06a07a01a01/Happy-Dog-Happy-Human-A-Realization-of-Needs-amp-Wants-by-Matthew-Crans.pdf
    • http://muicuiu.dumb1.com/1a00a03a00a03a09/Happy-Chasing-Happy-by-Jerome-Isip.pdf
    • http://muicuiu.dumb1.com/1a01a02a02a04a06a05/Happy-Happy-Clover-Vol-2-by-Sayuri-Tatsuyama.pdf
    • http://muicuiu.dumb1.com/2a08a06a08a07a02/It-Was-Always-You-by-Cardeno-C-.pdf
    • http://muicuiu.dumb1.com/3a00a00a06a01a06/More-Than-Everything-Family-3-by-Cardeno-C-.pdf
    • http://muicuiu.dumb1.com/1a06a00a06a05a04/Just-What-the-Truth-Is-Home-5-by-Cardeno-C-.pdf
    • http://muicuiu.dumb1.com/2a05a06a01a05a09/Until-Forever-Comes-Mates-2-by-Cardeno-C-.pdf
    • http://muicuiu.dumb1.com/3a00a02a01a04a04/In-Another-Life-amp-Eight-Days-by-Cardeno-C-.pdf
    • http://muicuiu.dumb1.com/3a00a02a00a03a01/Home-Collection-by-Cardeno-C-.pdf
    • http://muicuiu.dumb1.com/7a06a00a05a06a04/La-Moiti-de-Nous-by-Cardeno-C-.pdf
    • http://muicuiu.dumb1.com/1a06a00a05a02a02/Strong-Enough-Family-2-by-Cardeno-C-.pdf
    • http://muicuiu.dumb1.com/1a09a01a04a01a05/How-We-Choose-to-Be-Happy-The-9-Choic

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