General

  • Target

    28b3efe2dc204c34a10fcf7ce59e991980811d94e7cc8046c1e893c8585cbffa

  • Size

    667KB

  • Sample

    240426-bmzalsgh33

  • MD5

    ea1846004cebdb3eff49a0360010f70b

  • SHA1

    504d7319c20b37b70771031c0d2cfc6b73134e11

  • SHA256

    28b3efe2dc204c34a10fcf7ce59e991980811d94e7cc8046c1e893c8585cbffa

  • SHA512

    4a5722a5df7e8603544964848fd666d35e8d6fa6c710548a26c79a796472ccba4fece7b9bbe40681fcd9ad7cd7188f1b482e8c22ba087cd85d05f9c2c5d6d6bb

  • SSDEEP

    12288:CpeDiqaPnueo0BvNx8Phik3cqroEXNwKxJ+ZX6XQNQvzl9Ns4:RGPU0BvNxCnTJXNwKxE6XNr/2

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    fzesv)c2

Targets

    • Target

      28b3efe2dc204c34a10fcf7ce59e991980811d94e7cc8046c1e893c8585cbffa

    • Size

      667KB

    • MD5

      ea1846004cebdb3eff49a0360010f70b

    • SHA1

      504d7319c20b37b70771031c0d2cfc6b73134e11

    • SHA256

      28b3efe2dc204c34a10fcf7ce59e991980811d94e7cc8046c1e893c8585cbffa

    • SHA512

      4a5722a5df7e8603544964848fd666d35e8d6fa6c710548a26c79a796472ccba4fece7b9bbe40681fcd9ad7cd7188f1b482e8c22ba087cd85d05f9c2c5d6d6bb

    • SSDEEP

      12288:CpeDiqaPnueo0BvNx8Phik3cqroEXNwKxJ+ZX6XQNQvzl9Ns4:RGPU0BvNxCnTJXNwKxE6XNr/2

    • AgentTesla

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

    • 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