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General

  • Target

    423979.exe

  • Size

    1.0MB

  • Sample

    230521-m71vqacd4v

  • MD5

    9a64509d8384e008b823a47e118fabd9

  • SHA1

    e29d00ad68fbe1468991e7f67f4c44dc44f44a54

  • SHA256

    43e9c97290e39e90c51829a1d85b042c49b7f91b51e99c8a0417aa4fa0d196d7

  • SHA512

    b8566084992b1a48e141328737c3d452fc32fe9350174f69f4045d5917d530d215f042bbf0c143bd1a910d3ccd1497c477e2ccf33e05bc7a85b3484a9c1128d5

  • SSDEEP

    24576:yy3uJFfZGqzfwcexXwV+S/rLU5a/h76V0VmkzV:Z34fYqDwcfVTDweIgmk

Malware Config

Extracted

Family

redline

Botnet

mixa

C2

185.161.248.37:4138

Attributes
  • auth_value

    9d14534b25ac495ab25b59800acf3bb2

Targets

    • Target

      423979.exe

    • Size

      1.0MB

    • MD5

      9a64509d8384e008b823a47e118fabd9

    • SHA1

      e29d00ad68fbe1468991e7f67f4c44dc44f44a54

    • SHA256

      43e9c97290e39e90c51829a1d85b042c49b7f91b51e99c8a0417aa4fa0d196d7

    • SHA512

      b8566084992b1a48e141328737c3d452fc32fe9350174f69f4045d5917d530d215f042bbf0c143bd1a910d3ccd1497c477e2ccf33e05bc7a85b3484a9c1128d5

    • SSDEEP

      24576:yy3uJFfZGqzfwcexXwV+S/rLU5a/h76V0VmkzV:Z34fYqDwcfVTDweIgmk

    • 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