General

  • Target

    034b8ed08edfa130c4753550d7aea9bd

  • Size

    796KB

  • Sample

    231229-zc5lmsdfgl

  • MD5

    034b8ed08edfa130c4753550d7aea9bd

  • SHA1

    7efd865efe47e8f2665cf5bdc4556be769ea998f

  • SHA256

    da2583a529827b15b05b18370fe5f8bab878fdd0c78e4fde91e2e5c5b476930f

  • SHA512

    52aa0c025d57399f0024d792918da946b87371b62519e1ef0e7098cc68fddb27bb6c312eccccf246fe2079584b61b2bec7d3ef6f4ce021a4042db9e7485b1368

  • SSDEEP

    24576:CvrroA8+PzWh7/wAUEcgGtOz23v9MNjd:wr4+qh//4Oz2/Kh

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.spamora.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Emotion22

Targets

    • Target

      034b8ed08edfa130c4753550d7aea9bd

    • Size

      796KB

    • MD5

      034b8ed08edfa130c4753550d7aea9bd

    • SHA1

      7efd865efe47e8f2665cf5bdc4556be769ea998f

    • SHA256

      da2583a529827b15b05b18370fe5f8bab878fdd0c78e4fde91e2e5c5b476930f

    • SHA512

      52aa0c025d57399f0024d792918da946b87371b62519e1ef0e7098cc68fddb27bb6c312eccccf246fe2079584b61b2bec7d3ef6f4ce021a4042db9e7485b1368

    • SSDEEP

      24576:CvrroA8+PzWh7/wAUEcgGtOz23v9MNjd:wr4+qh//4Oz2/Kh

    • AgentTesla

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

    • AgentTesla payload

    • Checks computer location settings

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks