General

  • Target

    b3ea12420795e43705f50098872b2f7db6d3deeee7e5107e9a40cf15d1ce3758

  • Size

    771KB

  • Sample

    230527-h3f8asbb33

  • MD5

    c8d4f21fa5b40d3d713cf023a576c0f1

  • SHA1

    b11a018e439777140246296c4a6a916220bc378f

  • SHA256

    b3ea12420795e43705f50098872b2f7db6d3deeee7e5107e9a40cf15d1ce3758

  • SHA512

    d716eb9c925b1caecf074c75185b501e9debc8a8cfc10cc72c3872bb2e04e412bab78697ecd15603b511647d883353c4c326a0e839602fc7d5c65f294dfbd6a7

  • SSDEEP

    12288:YMrVy90hYu0KuPXlM6drju2sfwuhaGT0LmQGNxmcQHqHaUaII4ZIoTY8l9d3+B0N:dyeaXl1rjsw4ei69IhSoTY8cYk3mSe

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.127:19062

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

munder

C2

83.97.73.127:19062

Attributes
  • auth_value

    159bf350f6393f0d879c80a22059fba2

Targets

    • Target

      b3ea12420795e43705f50098872b2f7db6d3deeee7e5107e9a40cf15d1ce3758

    • Size

      771KB

    • MD5

      c8d4f21fa5b40d3d713cf023a576c0f1

    • SHA1

      b11a018e439777140246296c4a6a916220bc378f

    • SHA256

      b3ea12420795e43705f50098872b2f7db6d3deeee7e5107e9a40cf15d1ce3758

    • SHA512

      d716eb9c925b1caecf074c75185b501e9debc8a8cfc10cc72c3872bb2e04e412bab78697ecd15603b511647d883353c4c326a0e839602fc7d5c65f294dfbd6a7

    • SSDEEP

      12288:YMrVy90hYu0KuPXlM6drju2sfwuhaGT0LmQGNxmcQHqHaUaII4ZIoTY8l9d3+B0N:dyeaXl1rjsw4ei69IhSoTY8cYk3mSe

    • 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.

    • 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