General

  • Target

    server_cr.exe

  • Size

    1.1MB

  • Sample

    230515-jvdymsfd29

  • MD5

    605c85aa50ec2c262d37e7258992c42e

  • SHA1

    0b8dbabc157a4ca73322cb982d589445d016f6cd

  • SHA256

    0690553cc261bc65f59e9237721a0bac4565e01ce547284389da90fe0131900e

  • SHA512

    3ba7239ac2ed7488d528f732c924bac0a779a5d50db09832211be5231d022e4db54d33c7443a77673ee82c275e37853ad5a65085cc7fc7743eeb68fbe1580666

  • SSDEEP

    24576:VyZHq44YVYzE1A6kcn184J0EKEwz/ssocuXjDt1UCJg:wh4YYzElfigwQ/cajDt1XJ

Malware Config

Extracted

Family

redline

Botnet

lopuh

C2

185.161.248.75:4132

Attributes
  • auth_value

    5852b05de9da526581993068a4e7e915

Extracted

Family

redline

Botnet

horor

C2

185.161.248.75:4132

Attributes
  • auth_value

    b8d506fe48db15c38fb031d07f42d529

Targets

    • Target

      server_cr.exe

    • Size

      1.1MB

    • MD5

      605c85aa50ec2c262d37e7258992c42e

    • SHA1

      0b8dbabc157a4ca73322cb982d589445d016f6cd

    • SHA256

      0690553cc261bc65f59e9237721a0bac4565e01ce547284389da90fe0131900e

    • SHA512

      3ba7239ac2ed7488d528f732c924bac0a779a5d50db09832211be5231d022e4db54d33c7443a77673ee82c275e37853ad5a65085cc7fc7743eeb68fbe1580666

    • SSDEEP

      24576:VyZHq44YVYzE1A6kcn184J0EKEwz/ssocuXjDt1UCJg:wh4YYzElfigwQ/cajDt1XJ

    • 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