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General

  • Target

    4c146757b17cbf40e9f3f2fc088515ada1434fa52c3f37f3637c1e68289f15b9

  • Size

    1.0MB

  • Sample

    230519-eg7xcadh6s

  • MD5

    019b8c491baf5ae9a96c0b9adb132a19

  • SHA1

    6db442e1673a2d6eabebeeae5bb5b722e0afb67e

  • SHA256

    4c146757b17cbf40e9f3f2fc088515ada1434fa52c3f37f3637c1e68289f15b9

  • SHA512

    1c2b6f27d5203c7792cbaafb2089245f51e1e73e68e05ab806e70ad9368f3c0051d4a7058fc145e8f611b15a34bedb3ebcd04a85158c42034eccaf39d9f4575d

  • SSDEEP

    24576:9yJGXy6tIqyf0zlGK/HR9f+qiEveeQ8vQ9mnqf:YJG5tBpGK/HR9f+cvv1

Malware Config

Extracted

Family

redline

Botnet

dolz

C2

77.91.68.253:41783

Attributes
  • auth_value

    91a052e7685b96dcfc2defe95d9affb8

Targets

    • Target

      4c146757b17cbf40e9f3f2fc088515ada1434fa52c3f37f3637c1e68289f15b9

    • Size

      1.0MB

    • MD5

      019b8c491baf5ae9a96c0b9adb132a19

    • SHA1

      6db442e1673a2d6eabebeeae5bb5b722e0afb67e

    • SHA256

      4c146757b17cbf40e9f3f2fc088515ada1434fa52c3f37f3637c1e68289f15b9

    • SHA512

      1c2b6f27d5203c7792cbaafb2089245f51e1e73e68e05ab806e70ad9368f3c0051d4a7058fc145e8f611b15a34bedb3ebcd04a85158c42034eccaf39d9f4575d

    • SSDEEP

      24576:9yJGXy6tIqyf0zlGK/HR9f+qiEveeQ8vQ9mnqf:YJG5tBpGK/HR9f+cvv1

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • 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