General

  • Target

    b6b855bda533fefd81c9a7ca8929e52b1b79be7b5e4c4d9fb494392a2c4d8db3

  • Size

    1.5MB

  • Sample

    220511-3a2zhscfe9

  • MD5

    fe7c13445868482b63e1ae71bca9d150

  • SHA1

    78111d52ba0215bb531d487bc6e9a218ea768377

  • SHA256

    b6b855bda533fefd81c9a7ca8929e52b1b79be7b5e4c4d9fb494392a2c4d8db3

  • SHA512

    c1a2bc27e1381f6ed142ffb8a6cdb0006a9161433dbb9222f83ec407cf0bb5510f9986108b4e96c4a3d0dd30659cc48baec96b9ca962082c64c0fcbcc8c0879c

Malware Config

Targets

    • Target

      b6b855bda533fefd81c9a7ca8929e52b1b79be7b5e4c4d9fb494392a2c4d8db3

    • Size

      1.5MB

    • MD5

      fe7c13445868482b63e1ae71bca9d150

    • SHA1

      78111d52ba0215bb531d487bc6e9a218ea768377

    • SHA256

      b6b855bda533fefd81c9a7ca8929e52b1b79be7b5e4c4d9fb494392a2c4d8db3

    • SHA512

      c1a2bc27e1381f6ed142ffb8a6cdb0006a9161433dbb9222f83ec407cf0bb5510f9986108b4e96c4a3d0dd30659cc48baec96b9ca962082c64c0fcbcc8c0879c

    • Echelon

      Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

    • Echelon log file

      Detects a log file produced by Echelon.

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks