General

  • Target

    Doc0750012xls.exe

  • Size

    130KB

  • Sample

    231204-xvdjrsed4z

  • MD5

    1f5e3fcbdd05b2d7975bdba2c9397142

  • SHA1

    b98fa7f58a059e2b136ac22b78b23da2fe0d78e3

  • SHA256

    644a614093e652cd1f25a25e72479b6a50c3075cbf557a0549600bdbc521c3a3

  • SHA512

    1bcc5627f281e4b4ffcc7f468b92d03afff4dfc2b66d7f70fd04380ec20a7c2bf1a6a3c7dca474f273c2f4c245b4760c490fb24468f0a0627a08c17526006dbf

  • SSDEEP

    1536:B5rFV5vpLIr56x6UkUPmxSQNrjxsM0F48t6A3htV:B5xtLheUuxSJF492V

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    server1.sqsendy.shop
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    (;1q-5*CoN.3

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Doc0750012xls.exe

    • Size

      130KB

    • MD5

      1f5e3fcbdd05b2d7975bdba2c9397142

    • SHA1

      b98fa7f58a059e2b136ac22b78b23da2fe0d78e3

    • SHA256

      644a614093e652cd1f25a25e72479b6a50c3075cbf557a0549600bdbc521c3a3

    • SHA512

      1bcc5627f281e4b4ffcc7f468b92d03afff4dfc2b66d7f70fd04380ec20a7c2bf1a6a3c7dca474f273c2f4c245b4760c490fb24468f0a0627a08c17526006dbf

    • SSDEEP

      1536:B5rFV5vpLIr56x6UkUPmxSQNrjxsM0F48t6A3htV:B5xtLheUuxSJF492V

    • 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