General

  • Target

    tmp5inh3zk1

  • Size

    733KB

  • Sample

    241002-tq323svhqp

  • MD5

    c80a6ab88197ae041f37e89de88c432c

  • SHA1

    2ff5a4f5d4c598e910a331e04dcc17a6a8c0cd82

  • SHA256

    b653369d65923416167ddd72e78411fed77a2b7be24bf6c1eba06512a232594a

  • SHA512

    7892a721f51a7d686129638ee47c4f7f15cdaaa221004cb4a52fde29111c44aac03b3a7dcc3044ae624f07870cedc00cc0e884e1801432d6bb9e6511acc0cdb9

  • SSDEEP

    12288:+L7WTG4meL6865A0phF2/lDHwu+yIlohn+9T5FfbsCsaYbRu:MSTVh6RNQIlo03NsCTIR

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bonnyriggdentalsurgery.com.au
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    eL)rV@QBKA#m

Targets

    • Target

      tmp5inh3zk1

    • Size

      733KB

    • MD5

      c80a6ab88197ae041f37e89de88c432c

    • SHA1

      2ff5a4f5d4c598e910a331e04dcc17a6a8c0cd82

    • SHA256

      b653369d65923416167ddd72e78411fed77a2b7be24bf6c1eba06512a232594a

    • SHA512

      7892a721f51a7d686129638ee47c4f7f15cdaaa221004cb4a52fde29111c44aac03b3a7dcc3044ae624f07870cedc00cc0e884e1801432d6bb9e6511acc0cdb9

    • SSDEEP

      12288:+L7WTG4meL6865A0phF2/lDHwu+yIlohn+9T5FfbsCsaYbRu:MSTVh6RNQIlo03NsCTIR

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks