General

  • Target

    fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a

  • Size

    705KB

  • Sample

    240719-bw7y4swfqk

  • MD5

    31cb8959556fee6da7bf47bd5955bbec

  • SHA1

    baf2ae4f900d3fb2ae02a09d8b8a7e5df5fb0823

  • SHA256

    fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a

  • SHA512

    a490eb911285294df2ef7338218d98f0b20c14586dda67b357002f00ca7927022d00fccb369fd6ddcd7640a11b0385e78e089dab17f2c567c0374065b34777fc

  • SSDEEP

    12288:wbyi2x14+GB99rOmY3rf5kx4wNtGp43TqiaqhflgbYARaWJ1sn52QJqQdRlF6wWy:naB78hkywrj3miaqhfl2YARPc52QJ/RN

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.espetss.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    误®cWsqnPt®BRTZ29zM错

Targets

    • Target

      fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a

    • Size

      705KB

    • MD5

      31cb8959556fee6da7bf47bd5955bbec

    • SHA1

      baf2ae4f900d3fb2ae02a09d8b8a7e5df5fb0823

    • SHA256

      fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a

    • SHA512

      a490eb911285294df2ef7338218d98f0b20c14586dda67b357002f00ca7927022d00fccb369fd6ddcd7640a11b0385e78e089dab17f2c567c0374065b34777fc

    • SSDEEP

      12288:wbyi2x14+GB99rOmY3rf5kx4wNtGp43TqiaqhflgbYARaWJ1sn52QJqQdRlF6wWy:naB78hkywrj3miaqhfl2YARPc52QJ/RN

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks