General

  • Target

    43efdddb97ba8a12dcbb9dcb9347ddf995606e9210263a43abcfc660b6cad269

  • Size

    1021KB

  • Sample

    230521-1rn3wafd81

  • MD5

    2b1981e9f3dd450470279fcd6495332d

  • SHA1

    35e371d72abfa6a360b1c16a95fba72e21ecd030

  • SHA256

    43efdddb97ba8a12dcbb9dcb9347ddf995606e9210263a43abcfc660b6cad269

  • SHA512

    d99d11d053d590c5073bbd7d0dc6966a4f33a2318281f16982e909cb5c68704ecc93d6cdc0fb782184eaee00becc27f6e26da1443dcb17be4abb9840545a366d

  • SSDEEP

    24576:zy+AsbsksHE1KqB2KKgiiL0T84CUgKzyEY3TNb:G+AmDsHE1KqPdxLm/CUQEaT

Malware Config

Extracted

Family

redline

Botnet

luza

C2

185.161.248.37:4138

Attributes
  • auth_value

    1261701914d508e02e8b4f25d38bc7f9

Targets

    • Target

      43efdddb97ba8a12dcbb9dcb9347ddf995606e9210263a43abcfc660b6cad269

    • Size

      1021KB

    • MD5

      2b1981e9f3dd450470279fcd6495332d

    • SHA1

      35e371d72abfa6a360b1c16a95fba72e21ecd030

    • SHA256

      43efdddb97ba8a12dcbb9dcb9347ddf995606e9210263a43abcfc660b6cad269

    • SHA512

      d99d11d053d590c5073bbd7d0dc6966a4f33a2318281f16982e909cb5c68704ecc93d6cdc0fb782184eaee00becc27f6e26da1443dcb17be4abb9840545a366d

    • SSDEEP

      24576:zy+AsbsksHE1KqB2KKgiiL0T84CUgKzyEY3TNb:G+AmDsHE1KqPdxLm/CUQEaT

    • 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