General

  • Target

    BL.exe

  • Size

    62KB

  • Sample

    220623-rc9atsdcgl

  • MD5

    1e73dd67616e081ac31f94f952845cb8

  • SHA1

    d61e0e5ef3082ef37d2a8a02da64353edcb58b68

  • SHA256

    70c22388ca97a501c23dbfe34cc22f8038387a7a24a942cd09116cd95bc2bbcc

  • SHA512

    e555e913f557effabc658e49a6f21cda5a13eb339c63c6aeb13fa00f4ba6f0fd12618295e5ec8a1eed2880f8b9c0e88418dc6099c3782e7cf8cc9257889b0739

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    qlRYaFn8

Targets

    • Target

      BL.exe

    • Size

      62KB

    • MD5

      1e73dd67616e081ac31f94f952845cb8

    • SHA1

      d61e0e5ef3082ef37d2a8a02da64353edcb58b68

    • SHA256

      70c22388ca97a501c23dbfe34cc22f8038387a7a24a942cd09116cd95bc2bbcc

    • SHA512

      e555e913f557effabc658e49a6f21cda5a13eb339c63c6aeb13fa00f4ba6f0fd12618295e5ec8a1eed2880f8b9c0e88418dc6099c3782e7cf8cc9257889b0739

    • AgentTesla

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

    • AgentTesla Payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

MITRE ATT&CK Enterprise v6

Tasks