General

  • Target

    LJl86VfF8Y8HwLL.exe

  • Size

    656KB

  • Sample

    231024-jqy31sdd28

  • MD5

    4dabc7d8db7be86a8fa3afdbb9963025

  • SHA1

    9084477d8ed0a2c4fa0d5a601e26309aa082ca44

  • SHA256

    a393a7c0bcd606e0e4441cf58d1dab63b57e6cedb02fcc72a0a78d273e2b29b5

  • SHA512

    d9d86085ce1c3951c4938c7523714350104744d5358dbec791bcb0aad2a9d9e4615ef5ed0032f280cd3e5c20a5dbd9974d413ff9d4586cc37f84d8b0d1e001c3

  • SSDEEP

    12288:IDDJ92IWiN9ELwSEgSiWX06CIWcQ1rJvT8IjyASJihcbvvWKLB:s/e499SbxW06C3duAxOb+g

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.wirtschaftsinkaso.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    BnW##21t

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      LJl86VfF8Y8HwLL.exe

    • Size

      656KB

    • MD5

      4dabc7d8db7be86a8fa3afdbb9963025

    • SHA1

      9084477d8ed0a2c4fa0d5a601e26309aa082ca44

    • SHA256

      a393a7c0bcd606e0e4441cf58d1dab63b57e6cedb02fcc72a0a78d273e2b29b5

    • SHA512

      d9d86085ce1c3951c4938c7523714350104744d5358dbec791bcb0aad2a9d9e4615ef5ed0032f280cd3e5c20a5dbd9974d413ff9d4586cc37f84d8b0d1e001c3

    • SSDEEP

      12288:IDDJ92IWiN9ELwSEgSiWX06CIWcQ1rJvT8IjyASJihcbvvWKLB:s/e499SbxW06C3duAxOb+g

    • 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