General

  • Target

    a93e3e497ed2f1a464ad65a3fa22ddc2917f747d41e5073186abc0e11f451622.exe

  • Size

    1.0MB

  • Sample

    230518-rbrdmaba9y

  • MD5

    ac5d085f6ead96711b6c7034dc0f3c5d

  • SHA1

    26bb0c3e8b86b8a81166f99e89cae75eb3ef9545

  • SHA256

    a93e3e497ed2f1a464ad65a3fa22ddc2917f747d41e5073186abc0e11f451622

  • SHA512

    5472406c02fe32e7e0b0d78b7f7f82fa2f1b06d30797309384e31fb30fa92fd8faaf05c13a4fd627ba0203e8c5d7078e0c006eacd9ec622f81e15c3d038a86bb

  • SSDEEP

    24576:iyR+Lw110EsbevpI1OALQGB0lAky7RGoa:JcLw110EiQp84/K7RG

Malware Config

Extracted

Family

redline

Botnet

dream

C2

77.91.68.253:4138

Attributes
  • auth_value

    7b4f26a4ca794e30cee1032d5cb62f5c

Targets

    • Target

      a93e3e497ed2f1a464ad65a3fa22ddc2917f747d41e5073186abc0e11f451622.exe

    • Size

      1.0MB

    • MD5

      ac5d085f6ead96711b6c7034dc0f3c5d

    • SHA1

      26bb0c3e8b86b8a81166f99e89cae75eb3ef9545

    • SHA256

      a93e3e497ed2f1a464ad65a3fa22ddc2917f747d41e5073186abc0e11f451622

    • SHA512

      5472406c02fe32e7e0b0d78b7f7f82fa2f1b06d30797309384e31fb30fa92fd8faaf05c13a4fd627ba0203e8c5d7078e0c006eacd9ec622f81e15c3d038a86bb

    • SSDEEP

      24576:iyR+Lw110EsbevpI1OALQGB0lAky7RGoa:JcLw110EiQp84/K7RG

    • 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