General

  • Target

    83880670cbbf39fb761d44f7fd71b173b8a9ba4085a5025a1c01b8802d23e751

  • Size

    634KB

  • Sample

    240417-rq8apadc5w

  • MD5

    6f97cb8d8f5eae169badba3ff0e78256

  • SHA1

    976b663c9fd01bbed48c0ed46f48eecd47ad75b5

  • SHA256

    83880670cbbf39fb761d44f7fd71b173b8a9ba4085a5025a1c01b8802d23e751

  • SHA512

    c5ab1823da91e4a3a2f722d6afb33bea253f9c09fcf0a896db8775046ab74a855cd687ba426867c121fed1f2e732d19afe54fcbf70e4fbefc61187bc09ec3879

  • SSDEEP

    12288:/3vZ8xsIBZ1ok50ojW3+2OfEAjVCt/+DtrDtHR4YKixfVM008s89b:vvZ8xLBZ1oA3jW3Ak8Dt9x/KiFw8s8J

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hotelzora-razlog.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ,7b4ozdR8X#F

Targets

    • Target

      f29ca51ab4f94de1be168737174063f7fb8540543160478c64bef4ba611b0e14.exe

    • Size

      659KB

    • MD5

      66469c7a7dd603a5910183207c000503

    • SHA1

      c97d702a6c01b2dbfeba714d902d1b0bdcf914d4

    • SHA256

      f29ca51ab4f94de1be168737174063f7fb8540543160478c64bef4ba611b0e14

    • SHA512

      6461578613929c9d1985eb870511e2f1a561d4d0a1b2b27835d17a7b042e5cb5f683edc9b4dd8499b8b71dc2bd38a9fde0e079a96a253a8f8e4b6af1db05067a

    • SSDEEP

      12288:5B/ZeQ5vzikZSFJuWe9ZM4ECgkS6tMdDEGSobtlZI/tYHO:9rikRXvx7gvDX1b0Y

    • AgentTesla

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

    • Checks computer location settings

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

    • 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