General

  • Target

    41ef2d55743adc87802885acd1c601cab392005eb1b1ea11245a1a2dfb688490

  • Size

    770KB

  • Sample

    230527-jmaw1sbb74

  • MD5

    342e1643d93ba310670c2d322b06a893

  • SHA1

    50d7c0fdccb274ae6f0fd2e7ea303fe3da69c721

  • SHA256

    41ef2d55743adc87802885acd1c601cab392005eb1b1ea11245a1a2dfb688490

  • SHA512

    bb5d25b8f6b52bbaae3d2d9c144014e6ab2f5371a1c621d57c9e7059b2561e148ce842b7f026f2106ba32d6f532ea1dfa75a428e8cd42380b404174947a22c89

  • SSDEEP

    24576:xyIjga/JqmNqgEfBZkcpHx7xC8jok3FSIV:kIjLcm4gEfj7YoTcI

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.127:19062

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

munder

C2

83.97.73.127:19062

Attributes
  • auth_value

    159bf350f6393f0d879c80a22059fba2

Targets

    • Target

      41ef2d55743adc87802885acd1c601cab392005eb1b1ea11245a1a2dfb688490

    • Size

      770KB

    • MD5

      342e1643d93ba310670c2d322b06a893

    • SHA1

      50d7c0fdccb274ae6f0fd2e7ea303fe3da69c721

    • SHA256

      41ef2d55743adc87802885acd1c601cab392005eb1b1ea11245a1a2dfb688490

    • SHA512

      bb5d25b8f6b52bbaae3d2d9c144014e6ab2f5371a1c621d57c9e7059b2561e148ce842b7f026f2106ba32d6f532ea1dfa75a428e8cd42380b404174947a22c89

    • SSDEEP

      24576:xyIjga/JqmNqgEfBZkcpHx7xC8jok3FSIV:kIjLcm4gEfj7YoTcI

    • 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.

    • 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