General

  • Target

    d5c6ee73b2b7f1a9e2540a8bc13cc63199f36897bb5a50b9f07240b54fafe4e5

  • Size

    1.0MB

  • Sample

    230521-ywzdascb79

  • MD5

    de788c8d54bdf41fe3ed3634b2ca65fe

  • SHA1

    4698b38db9f8fa61cafe49856529ff9a5294e805

  • SHA256

    d5c6ee73b2b7f1a9e2540a8bc13cc63199f36897bb5a50b9f07240b54fafe4e5

  • SHA512

    88837ae4dc4c8110e9c1d6cb6c7d9e66b5d50bfd4ef07949900e9c58dc9b7bc8b84dd1224023c09f0847808dbbbe25008c8522e4e0098791089c6adc5112b1e6

  • SSDEEP

    24576:LyNj72lVi1koYhnoeEGrrhGvrn84my/bmE+6BeajCPQXku5:+NO0unoCVGvb84myblzjCqL

Malware Config

Extracted

Family

redline

Botnet

diza

C2

185.161.248.37:4138

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Targets

    • Target

      d5c6ee73b2b7f1a9e2540a8bc13cc63199f36897bb5a50b9f07240b54fafe4e5

    • Size

      1.0MB

    • MD5

      de788c8d54bdf41fe3ed3634b2ca65fe

    • SHA1

      4698b38db9f8fa61cafe49856529ff9a5294e805

    • SHA256

      d5c6ee73b2b7f1a9e2540a8bc13cc63199f36897bb5a50b9f07240b54fafe4e5

    • SHA512

      88837ae4dc4c8110e9c1d6cb6c7d9e66b5d50bfd4ef07949900e9c58dc9b7bc8b84dd1224023c09f0847808dbbbe25008c8522e4e0098791089c6adc5112b1e6

    • SSDEEP

      24576:LyNj72lVi1koYhnoeEGrrhGvrn84my/bmE+6BeajCPQXku5:+NO0unoCVGvb84myblzjCqL

    • 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