General

  • Target

    Doc052720240032.img

  • Size

    1.2MB

  • Sample

    240527-mrx4wshf45

  • MD5

    b88e674275114e0d7ee0d36fc16785a4

  • SHA1

    c5e40e97ac6baaa35ae1f8825757ce5eb4b0ae02

  • SHA256

    5e04eb393b196d3a0a0b843efbe426d39a984d18f4bb0e1312478213a7fad457

  • SHA512

    53e71d27dcbb8c3b9164f9708f9235e7634a368774948664cc5fefeb699227b4ff1694a2deaabd19c4b772d603f98ea0109b205af470b848b6589f745cfe061b

  • SSDEEP

    6144:e7eSVq22TITpGtLKfuU6FZWYRE+KxN6ECHFflAcT0/eQkuOYmPpNhhygOdtUwj0u:oarCpKKfuVb8+0KBKx2YYNhhygoRu6X

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://mail.hearing-vision.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    LILKOOLL14!

Targets

    • Target

      Doc052720240032.bat

    • Size

      539KB

    • MD5

      b77d77b17a01fc11fb0dedd6ddcb42d2

    • SHA1

      f9319780b1da575177c0aefb6d0802972d4182b2

    • SHA256

      82c2c29ab4cea8c0b8f9d95764989417f7b2e04ee1d55bd97a5eec7abc302eef

    • SHA512

      7f29c9ea25edbc2f62109ffb42bcf62887dcc2f2515355866edf92007d6a01c2ee054a67d5bb97ce5ff0e4547947ebdcc63ca7e54d24a20ff172e0f795efb473

    • SSDEEP

      6144:i7eSVq22TITpGtLKfuU6FZWYRE+KxN6ECHFflAcT0/eQkuOYmPpNhhygOdtUwj0x:karCpKKfuVb8+0KBKx2YYNhhygoRu6Xs

    • AgentTesla

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

    • Loads dropped DLL

    • 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 NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      fbe295e5a1acfbd0a6271898f885fe6a

    • SHA1

      d6d205922e61635472efb13c2bb92c9ac6cb96da

    • SHA256

      a1390a78533c47e55cc364e97af431117126d04a7faed49390210ea3e89dd0e1

    • SHA512

      2cb596971e504eaf1ce8e3f09719ebfb3f6234cea5ca7b0d33ec7500832ff4b97ec2bbe15a1fbf7e6a5b02c59db824092b9562cd8991f4d027feab6fd3177b06

    • SSDEEP

      192:yPtkiQJr7V9r3Ftr87NfwXQ6whlgi62V7i77blbTc4DI:N7Vxr8IgLgi3sVc4

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks