General

  • Target

    b46647833684b6fe6cb34209e9b25318963c0f0c4648d91b5f1672179e6bcdfd

  • Size

    779KB

  • Sample

    230604-lwlqzscd51

  • MD5

    b21efbabf403e79f684135b0fa09801d

  • SHA1

    e3d57f7432ca71c6daf933174ad3be72c1e03e52

  • SHA256

    b46647833684b6fe6cb34209e9b25318963c0f0c4648d91b5f1672179e6bcdfd

  • SHA512

    464a46d03f576fb34b13e5e726fce8f8160da267e9b286150d09d08d25549343ee4f3020f034e15564224fae45ac9df05146c6d4620112fdea7c8b9bb266bbd4

  • SSDEEP

    12288:UMrWy90uCPO/sfefIkBYETzm8RuDd4njIrVmeJKvkmGvJq8/9SFUc2Sh7GJflAt+:6yKRfYIwufDd4nErSGvXE6ahMflpx9

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      b46647833684b6fe6cb34209e9b25318963c0f0c4648d91b5f1672179e6bcdfd

    • Size

      779KB

    • MD5

      b21efbabf403e79f684135b0fa09801d

    • SHA1

      e3d57f7432ca71c6daf933174ad3be72c1e03e52

    • SHA256

      b46647833684b6fe6cb34209e9b25318963c0f0c4648d91b5f1672179e6bcdfd

    • SHA512

      464a46d03f576fb34b13e5e726fce8f8160da267e9b286150d09d08d25549343ee4f3020f034e15564224fae45ac9df05146c6d4620112fdea7c8b9bb266bbd4

    • SSDEEP

      12288:UMrWy90uCPO/sfefIkBYETzm8RuDd4njIrVmeJKvkmGvJq8/9SFUc2Sh7GJflAt+:6yKRfYIwufDd4nErSGvXE6ahMflpx9

    • 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.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks