Overview

overview

10

Static

static

10

2023-FILES...DF.jar

windows7-x64

1

2023-FILES...DF.jar

windows10-2004-x64

10

Sharing

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General

  • Target
    2023-FILES-MY1040-w2-IRS-letter-1099r_PDF.zip
  • Size 747KB
  • Sample240209-vbp3caeg63
  • SHA256 49110af00cc7ff0fd496c1cecade5412c31b26bef815cd32260cc575b21df441
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
rattydiscoverypersistencerattrojan

Malware Config

Targets

    • Target
      2023-FILES-MY1040-w2-IRS-letter-1099r_PDF.jar
    • Size 761KB
    • SHA256 fb420fbabbd1bb240d07d01b3841943d457b9ccc0f019e4b7b80973d8a282d57
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    rattydiscoverypersistencerattrojan

    • Ratty

      Ratty is an open source Java Remote Access Tool.

      trojanratratty

    • Ratty Rat payload

    • Drops startup file

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks