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General

  • Target

    registry.exe.exe

  • Size

    1.4MB

  • Sample

    230516-vzexaaah8s

  • MD5

    cf25548ce569eb0910faaf2275d7f373

  • SHA1

    52e0eb0f1c42916ab91af51fdf5f4a3b08f69770

  • SHA256

    bc7950c5fd76e33d77d898635c05dc5febff8f4a6e9db6220918bd78e7040d64

  • SHA512

    e36f8657b9cc929cb50115e76d87b8fcecf6218dd13be41c5996310fea7399aa9ed66ed3bf6347ca37aba8d8df7f82620e998cc3df45e553aa669304ac09269a

  • SSDEEP

    24576:LyNpARv+eryggE92hcCfk0uQF8AQoHgrmOcE9prVvC6dnxP9BfdyESmaG:+Ng2+yggEmOQKoArms1jdDJa

Malware Config

Extracted

Family

redline

Botnet

muxan

C2

185.161.248.75:4132

Attributes
  • auth_value

    d605be949bb645b0759bf765eb7e6a47

Extracted

Family

redline

Botnet

srala

C2

185.161.248.75:4132

Attributes
  • auth_value

    c90de493c232a904fb467fa366785cb6

Targets

    • Target

      registry.exe.exe

    • Size

      1.4MB

    • MD5

      cf25548ce569eb0910faaf2275d7f373

    • SHA1

      52e0eb0f1c42916ab91af51fdf5f4a3b08f69770

    • SHA256

      bc7950c5fd76e33d77d898635c05dc5febff8f4a6e9db6220918bd78e7040d64

    • SHA512

      e36f8657b9cc929cb50115e76d87b8fcecf6218dd13be41c5996310fea7399aa9ed66ed3bf6347ca37aba8d8df7f82620e998cc3df45e553aa669304ac09269a

    • SSDEEP

      24576:LyNpARv+eryggE92hcCfk0uQF8AQoHgrmOcE9prVvC6dnxP9BfdyESmaG:+Ng2+yggEmOQKoArms1jdDJa

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • 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