General

  • Target

    dc4c3978d7e8bedb1a7ef1f1db5b075cbbdb71f5da01d4c4976b6d605fb14b30

  • Size

    766KB

  • Sample

    240612-b9kezaybmg

  • MD5

    3e90435e372fbf40c3c6db31770c82bb

  • SHA1

    9d2fc2cd74ac09c8ee08471f3a8f2cdd22ee1893

  • SHA256

    dc4c3978d7e8bedb1a7ef1f1db5b075cbbdb71f5da01d4c4976b6d605fb14b30

  • SHA512

    3f1c956cce80429b66fa211057a699422ba6fcf18d3aad0d071d1b1ee4c58ced0f9680e4a813a85481da464522f73fbabacdbe800084fc955013c98cf3f2eeef

  • SSDEEP

    12288:tAmaoGGYoJ/BHPWX44QzKLG5e/WJL95nGfUbSYjxMZrqqYACR5leZlNM6kR:tAjbGHp1KLiNJL919bSY243A+eruZ

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      dc4c3978d7e8bedb1a7ef1f1db5b075cbbdb71f5da01d4c4976b6d605fb14b30

    • Size

      766KB

    • MD5

      3e90435e372fbf40c3c6db31770c82bb

    • SHA1

      9d2fc2cd74ac09c8ee08471f3a8f2cdd22ee1893

    • SHA256

      dc4c3978d7e8bedb1a7ef1f1db5b075cbbdb71f5da01d4c4976b6d605fb14b30

    • SHA512

      3f1c956cce80429b66fa211057a699422ba6fcf18d3aad0d071d1b1ee4c58ced0f9680e4a813a85481da464522f73fbabacdbe800084fc955013c98cf3f2eeef

    • SSDEEP

      12288:tAmaoGGYoJ/BHPWX44QzKLG5e/WJL95nGfUbSYjxMZrqqYACR5leZlNM6kR:tAjbGHp1KLiNJL919bSY243A+eruZ

    • AgentTesla

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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