General

  • Target

    1ca0d22221d006f07d04c225225689235c822efb32072a56cf8597cae7f91e9f.exe

  • Size

    2.9MB

  • Sample

    240704-3trmwswfll

  • MD5

    dd579dd5fd1656f015b2ac8b43b97430

  • SHA1

    7d84c0629d57ca8ea2f0d9434b195b927234162f

  • SHA256

    1ca0d22221d006f07d04c225225689235c822efb32072a56cf8597cae7f91e9f

  • SHA512

    e9aad91cc21480515cdc1d2963c291e36d525e6e24c5010680ced773569abe6ef6b4fc66a07decfaeb366378b19fbfd1b090ed4babeefcb6eb9376c7c5aa500f

  • SSDEEP

    49152:OzwFMZKZ28QfXiD6a0upWBj2BrFSjp3UwS0mwac+2UQW2yA+fjcPi73MB:OTZKg8Qf0rpWZ21UV3S0mwac+B8i73MB

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    162.254.34.31
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    UBnnnstayQMK

Targets

    • Target

      1ca0d22221d006f07d04c225225689235c822efb32072a56cf8597cae7f91e9f.exe

    • Size

      2.9MB

    • MD5

      dd579dd5fd1656f015b2ac8b43b97430

    • SHA1

      7d84c0629d57ca8ea2f0d9434b195b927234162f

    • SHA256

      1ca0d22221d006f07d04c225225689235c822efb32072a56cf8597cae7f91e9f

    • SHA512

      e9aad91cc21480515cdc1d2963c291e36d525e6e24c5010680ced773569abe6ef6b4fc66a07decfaeb366378b19fbfd1b090ed4babeefcb6eb9376c7c5aa500f

    • SSDEEP

      49152:OzwFMZKZ28QfXiD6a0upWBj2BrFSjp3UwS0mwac+2UQW2yA+fjcPi73MB:OTZKg8Qf0rpWZ21UV3S0mwac+B8i73MB

    • AgentTesla

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

    • 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.

    • Adds Run key to start application

    • 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