General

  • Target

    b5771afaca8a76786cfcc0663b9763877c50a02e84d38b6dc36ceeb56a0f9596

  • Size

    679KB

  • Sample

    230323-rk7f7sgb89

  • MD5

    fcf80200c737e4d929d50e492fd329c2

  • SHA1

    587d23a481f626d95bf61c4d95307c017750c397

  • SHA256

    b5771afaca8a76786cfcc0663b9763877c50a02e84d38b6dc36ceeb56a0f9596

  • SHA512

    729711776d92880f1120aacc53332a0fa8d34470f66a76aefca5898afd0480ec2546b39459041aadf97611c0c948a26d027e8ab4c10d2ae74c75d632d3237458

  • SSDEEP

    12288:MH1pUm5YOZdyT8xt49RuwydFaySKZ0koWb0QNRnZfB/4fW6z99:8MCdyee9RuwSayShHWbpdBQfWQ99

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      b5771afaca8a76786cfcc0663b9763877c50a02e84d38b6dc36ceeb56a0f9596

    • Size

      679KB

    • MD5

      fcf80200c737e4d929d50e492fd329c2

    • SHA1

      587d23a481f626d95bf61c4d95307c017750c397

    • SHA256

      b5771afaca8a76786cfcc0663b9763877c50a02e84d38b6dc36ceeb56a0f9596

    • SHA512

      729711776d92880f1120aacc53332a0fa8d34470f66a76aefca5898afd0480ec2546b39459041aadf97611c0c948a26d027e8ab4c10d2ae74c75d632d3237458

    • SSDEEP

      12288:MH1pUm5YOZdyT8xt49RuwydFaySKZ0koWb0QNRnZfB/4fW6z99:8MCdyee9RuwSayShHWbpdBQfWQ99

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

MITRE ATT&CK Enterprise v6

Tasks