General

  • Target

    connector351.exe

  • Size

    1.0MB

  • Sample

    230522-mpbswaff86

  • MD5

    86a8f18f0d6ad19012c42f10b7e79704

  • SHA1

    57f48dc7559a64ed6cc5c3bf7960887763232914

  • SHA256

    804aa687f0eba4e5592508336e6e18e7712b4dfb27332ae240c58c660854ae34

  • SHA512

    bf874071eaf677e1bc11101cb0d96928214ca1cff77c6f64fbf245dd7fe6687e83b7c6367c484bde16bbea06e517bdc0a1aa72e8206be59a3c412aee8c3b0e05

  • SSDEEP

    24576:8yRfXLyiazIbHAn3vmalTUNZWiqW0ITsA0nxTcJTsxkA:rRf+ia07AHlsWiqoTFqxTcFyk

Malware Config

Extracted

Family

redline

Botnet

mix

C2

77.91.124.251:19065

Attributes
  • auth_value

    5034ed53489733b1fbaf2777113a7d90

Targets

    • Target

      connector351.exe

    • Size

      1.0MB

    • MD5

      86a8f18f0d6ad19012c42f10b7e79704

    • SHA1

      57f48dc7559a64ed6cc5c3bf7960887763232914

    • SHA256

      804aa687f0eba4e5592508336e6e18e7712b4dfb27332ae240c58c660854ae34

    • SHA512

      bf874071eaf677e1bc11101cb0d96928214ca1cff77c6f64fbf245dd7fe6687e83b7c6367c484bde16bbea06e517bdc0a1aa72e8206be59a3c412aee8c3b0e05

    • SSDEEP

      24576:8yRfXLyiazIbHAn3vmalTUNZWiqW0ITsA0nxTcJTsxkA:rRf+ia07AHlsWiqoTFqxTcFyk

    • 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