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General

  • Target

    SPECIFICATIONS.exe

  • Size

    2.5MB

  • Sample

    240625-g8bz4axgrl

  • MD5

    8dcde8d3e5361e46c9a0eb3a7c559b6a

  • SHA1

    a2bec0f3c99c9197443bc161233ec19678172952

  • SHA256

    a19e8babf5efa761ff04475ae8db2e359e1d74f19ebb81cb59c57aa07ab9390e

  • SHA512

    005ccb5697e533fcbd782509cdb19c381a8bbf3af35f6282456a4236bd5793109da8b81296140496755ca608f93cde4c963f46c5d8694caf5c7c66e194de006c

  • SSDEEP

    12288:l7d5M1YVb+stU0vbzqD7wngYZW34lM5G7KSvicVcDD:K1YU1UbzMOyU69eVcDD

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    uy,o#mZj8$lY

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    uy,o#mZj8$lY

Targets

    • Target

      SPECIFICATIONS.exe

    • Size

      2.5MB

    • MD5

      8dcde8d3e5361e46c9a0eb3a7c559b6a

    • SHA1

      a2bec0f3c99c9197443bc161233ec19678172952

    • SHA256

      a19e8babf5efa761ff04475ae8db2e359e1d74f19ebb81cb59c57aa07ab9390e

    • SHA512

      005ccb5697e533fcbd782509cdb19c381a8bbf3af35f6282456a4236bd5793109da8b81296140496755ca608f93cde4c963f46c5d8694caf5c7c66e194de006c

    • SSDEEP

      12288:l7d5M1YVb+stU0vbzqD7wngYZW34lM5G7KSvicVcDD:K1YU1UbzMOyU69eVcDD

    • AgentTesla

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

    • 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