General

  • Target

    b1dd2f23a4e0925adcfe19c55bf701af33e6d3d66f3fd1537d30ea7ceddee9a4

  • Size

    614KB

  • Sample

    230801-m39xtsfd52

  • MD5

    664f4735aaad4babd8c6ab8abe20e4ce

  • SHA1

    49c2af2ed1aa17e2f6f20b0ae734c2deb9ce4d41

  • SHA256

    b1dd2f23a4e0925adcfe19c55bf701af33e6d3d66f3fd1537d30ea7ceddee9a4

  • SHA512

    612a2219191aad0f1836792ace0b3c30a5c5f105daf8f6b84aeff28b029d73e99013b78df08ef7236757028871538dc287befc84bacf4f33687e10e9e5a17711

  • SSDEEP

    12288:U2Vv6NZXET/njuf5viFypbVjlrC9ts9UFfFZaMNVAkY8ZDX7F7s3:lCv0jicUC6on3UkY8w

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      b1dd2f23a4e0925adcfe19c55bf701af33e6d3d66f3fd1537d30ea7ceddee9a4

    • Size

      614KB

    • MD5

      664f4735aaad4babd8c6ab8abe20e4ce

    • SHA1

      49c2af2ed1aa17e2f6f20b0ae734c2deb9ce4d41

    • SHA256

      b1dd2f23a4e0925adcfe19c55bf701af33e6d3d66f3fd1537d30ea7ceddee9a4

    • SHA512

      612a2219191aad0f1836792ace0b3c30a5c5f105daf8f6b84aeff28b029d73e99013b78df08ef7236757028871538dc287befc84bacf4f33687e10e9e5a17711

    • SSDEEP

      12288:U2Vv6NZXET/njuf5viFypbVjlrC9ts9UFfFZaMNVAkY8ZDX7F7s3:lCv0jicUC6on3UkY8w

    • AgentTesla

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

    • 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