General

  • Target

    a537680a1b3a8beb51e1f17eda8b2c95d7bb06d1cb86453df0a3072412a51395

  • Size

    1.1MB

  • Sample

    230513-zzbl3shd27

  • MD5

    551968247d18fd241a4f41a3329d4db8

  • SHA1

    3249756521a2ac387d4c02e75fb21f715fdcdda6

  • SHA256

    a537680a1b3a8beb51e1f17eda8b2c95d7bb06d1cb86453df0a3072412a51395

  • SHA512

    3195d969f08cc4c96d79e90a04c28bc6ea4fce3ca5da576416d3f6677dfa5a50bcc0cbf075f8a6640cd886ef1adeafe6464a28068a813716f45cd7037cabed56

  • SSDEEP

    24576:yyuMc3yxCE5U79tWqDUdOfsi6aij2FYH/3nDo6W:Zdt5UuqAkfsi6YFyPnD

Malware Config

Extracted

Family

redline

Botnet

motor

C2

185.161.248.75:4132

Attributes
  • auth_value

    ec19ab9989a783983c5cbbc0e5ac4a5f

Extracted

Family

redline

Botnet

terra

C2

185.161.248.75:4132

Attributes
  • auth_value

    60df3f535f8aa4e264f78041983592d2

Targets

    • Target

      a537680a1b3a8beb51e1f17eda8b2c95d7bb06d1cb86453df0a3072412a51395

    • Size

      1.1MB

    • MD5

      551968247d18fd241a4f41a3329d4db8

    • SHA1

      3249756521a2ac387d4c02e75fb21f715fdcdda6

    • SHA256

      a537680a1b3a8beb51e1f17eda8b2c95d7bb06d1cb86453df0a3072412a51395

    • SHA512

      3195d969f08cc4c96d79e90a04c28bc6ea4fce3ca5da576416d3f6677dfa5a50bcc0cbf075f8a6640cd886ef1adeafe6464a28068a813716f45cd7037cabed56

    • SSDEEP

      24576:yyuMc3yxCE5U79tWqDUdOfsi6aij2FYH/3nDo6W:Zdt5UuqAkfsi6YFyPnD

    • 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.

    • 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