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General

  • Target

    updater337.exe

  • Size

    1.0MB

  • Sample

    230521-r827dsag68

  • MD5

    965f38ebec77c8c5044ec4fd01d0af50

  • SHA1

    00cb64e372c476be3c2bfb4963d261c8d5c4a876

  • SHA256

    074b1edc5c4ffcb5ccb9938e8f04ec43faf654fd9400c06e0cc5731828f70530

  • SHA512

    d81a3ee4acc9c87b8b6f99df4f09379efdecaf095a3f82149298b2ef66b39c95d72730601bf5d9ad36088f0b01fcafe5600877a8976dba41c60e3c35897b9670

  • SSDEEP

    24576:Ayt0feH8AnASrvyqo5rbyejkY2OGu8RD89toZpGTwhFyZd:Has8AnXrvyqoJmeVGu8S9yZIchw

Malware Config

Extracted

Family

redline

Botnet

mixa

C2

185.161.248.37:4138

Attributes
  • auth_value

    9d14534b25ac495ab25b59800acf3bb2

Targets

    • Target

      updater337.exe

    • Size

      1.0MB

    • MD5

      965f38ebec77c8c5044ec4fd01d0af50

    • SHA1

      00cb64e372c476be3c2bfb4963d261c8d5c4a876

    • SHA256

      074b1edc5c4ffcb5ccb9938e8f04ec43faf654fd9400c06e0cc5731828f70530

    • SHA512

      d81a3ee4acc9c87b8b6f99df4f09379efdecaf095a3f82149298b2ef66b39c95d72730601bf5d9ad36088f0b01fcafe5600877a8976dba41c60e3c35897b9670

    • SSDEEP

      24576:Ayt0feH8AnASrvyqo5rbyejkY2OGu8RD89toZpGTwhFyZd:Has8AnXrvyqoJmeVGu8S9yZIchw

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks