General

  • Target

    7431753457c5413e88b199123c36d6e6f745da70ee62601ae7944e2a03a62560

  • Size

    1.0MB

  • Sample

    230521-zsys2acd59

  • MD5

    e4d6cab7cdd37d9e806bf348d418b074

  • SHA1

    336e5dbebfd877454af89a3ce2a308eaf19c49d1

  • SHA256

    7431753457c5413e88b199123c36d6e6f745da70ee62601ae7944e2a03a62560

  • SHA512

    b5a61e42fcdab330668350191de840aa8ce9ca0c66361c217218e9ba54feb26341629adb2daf0d07a74a33bd88eae41ea0584dfc4767eade1e8bd63b01af92bc

  • SSDEEP

    24576:jyWg4HoZsMXPcqJEGSYmzrMFha80GHdRQbjUZO:2WLYssUqJ5SYmzrMj306wU

Malware Config

Extracted

Family

redline

Botnet

diza

C2

185.161.248.37:4138

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Targets

    • Target

      7431753457c5413e88b199123c36d6e6f745da70ee62601ae7944e2a03a62560

    • Size

      1.0MB

    • MD5

      e4d6cab7cdd37d9e806bf348d418b074

    • SHA1

      336e5dbebfd877454af89a3ce2a308eaf19c49d1

    • SHA256

      7431753457c5413e88b199123c36d6e6f745da70ee62601ae7944e2a03a62560

    • SHA512

      b5a61e42fcdab330668350191de840aa8ce9ca0c66361c217218e9ba54feb26341629adb2daf0d07a74a33bd88eae41ea0584dfc4767eade1e8bd63b01af92bc

    • SSDEEP

      24576:jyWg4HoZsMXPcqJEGSYmzrMFha80GHdRQbjUZO:2WLYssUqJ5SYmzrMj306wU

    • 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