General

  • Target

    344cee3534296bfa8f7c3d6a2ec62d91e0c24c36493a6680dc12b3a16a593df2

  • Size

    638KB

  • Sample

    241014-xwlxjavgpr

  • MD5

    e6eb5738b057050d55b6cf696e28e545

  • SHA1

    2921e57b21c589b6dfc3d298e964f51544970999

  • SHA256

    344cee3534296bfa8f7c3d6a2ec62d91e0c24c36493a6680dc12b3a16a593df2

  • SHA512

    0fa5df513b4cd6bf9c9a95c0b1ac4ad414d4630d19c77000b0e56b10a775979ec94c3374b2003ba5e68cd95c2241917cffdee44b20ee665fcf22e1d5d425bddd

  • SSDEEP

    12288:Pw0DonKLgSqqYSUdNljNNPN5l2svMlfLtd3jq0KjCSAXhBYT:RmqYVdN5NFNFQ3ONAR

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.antoniomayol.com:21
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    cMhKDQUk1{;%

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.antoniomayol.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    cMhKDQUk1{;%

Targets

    • Target

      344cee3534296bfa8f7c3d6a2ec62d91e0c24c36493a6680dc12b3a16a593df2

    • Size

      638KB

    • MD5

      e6eb5738b057050d55b6cf696e28e545

    • SHA1

      2921e57b21c589b6dfc3d298e964f51544970999

    • SHA256

      344cee3534296bfa8f7c3d6a2ec62d91e0c24c36493a6680dc12b3a16a593df2

    • SHA512

      0fa5df513b4cd6bf9c9a95c0b1ac4ad414d4630d19c77000b0e56b10a775979ec94c3374b2003ba5e68cd95c2241917cffdee44b20ee665fcf22e1d5d425bddd

    • SSDEEP

      12288:Pw0DonKLgSqqYSUdNljNNPN5l2svMlfLtd3jq0KjCSAXhBYT:RmqYVdN5NFNFQ3ONAR

    • AgentTesla

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

    • Drops startup file

    • 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.

    • 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