General

  • Target

    b1f94abb1d50910ea0e23af2f1f2ac52191109c33ec6c214e20e5eeea964f8fa

  • Size

    753KB

  • Sample

    230601-tls2bafb98

  • MD5

    24a0be7100dcfeb3071e777d1a435f65

  • SHA1

    43f48e4b900f5bd3fb9ddbf35bf1cd57c6ec3443

  • SHA256

    b1f94abb1d50910ea0e23af2f1f2ac52191109c33ec6c214e20e5eeea964f8fa

  • SHA512

    bdb76db2b7cf1b5e9db0e267d0a1a65b90fb5b15003859de5ace58a0a16d77fcab0b61fe1ca0c185e6846afed4871e2b61919753a71fabaccd2b5ca4c9ea5e39

  • SSDEEP

    12288:7Mr+y90SbLYM7ZM27ABEyRVHdzoujWqTFoe3dbVZVgT2xrhS7F+N1K1ID8ib+3Z:hy9H7ZABXfjhaetHVycUQVDO3Z

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.127:19045

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

rocker

C2

83.97.73.127:19045

Attributes
  • auth_value

    b4693c25843b5a1c7d63376e73e32dae

Targets

    • Target

      b1f94abb1d50910ea0e23af2f1f2ac52191109c33ec6c214e20e5eeea964f8fa

    • Size

      753KB

    • MD5

      24a0be7100dcfeb3071e777d1a435f65

    • SHA1

      43f48e4b900f5bd3fb9ddbf35bf1cd57c6ec3443

    • SHA256

      b1f94abb1d50910ea0e23af2f1f2ac52191109c33ec6c214e20e5eeea964f8fa

    • SHA512

      bdb76db2b7cf1b5e9db0e267d0a1a65b90fb5b15003859de5ace58a0a16d77fcab0b61fe1ca0c185e6846afed4871e2b61919753a71fabaccd2b5ca4c9ea5e39

    • SSDEEP

      12288:7Mr+y90SbLYM7ZM27ABEyRVHdzoujWqTFoe3dbVZVgT2xrhS7F+N1K1ID8ib+3Z:hy9H7ZABXfjhaetHVycUQVDO3Z

    • 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