General

  • Target

    50a42bf60a37c5ffc7039e53d644d7c2a61506ba5f9628f21a55a10a9ea98e1f.exe

  • Size

    698KB

  • Sample

    241009-bzcblstcpb

  • MD5

    f353045626c8a74548823aa66e667a38

  • SHA1

    bec1cf4e79f56dc15d2be6938550c58e018c4a51

  • SHA256

    50a42bf60a37c5ffc7039e53d644d7c2a61506ba5f9628f21a55a10a9ea98e1f

  • SHA512

    9d0fa7b9c3395cf85a4a32f9aa53165ede4dfe285c566fe7452db7069c51b2a3863c8b533c035c43b9b1ce9d7e6c2f89ae52b7d86fbf5aa1ca4acf315ccc56c5

  • SSDEEP

    12288:vnCObAX9ku5iJeAZWm5t/wVu00E9TUQShAF5vSj6UQjNGe3ICMo0mE:TI93A0m5t/suDE91EC5v/UQYdhUE

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alhoneycomb.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    WORTHwill3611!

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      50a42bf60a37c5ffc7039e53d644d7c2a61506ba5f9628f21a55a10a9ea98e1f.exe

    • Size

      698KB

    • MD5

      f353045626c8a74548823aa66e667a38

    • SHA1

      bec1cf4e79f56dc15d2be6938550c58e018c4a51

    • SHA256

      50a42bf60a37c5ffc7039e53d644d7c2a61506ba5f9628f21a55a10a9ea98e1f

    • SHA512

      9d0fa7b9c3395cf85a4a32f9aa53165ede4dfe285c566fe7452db7069c51b2a3863c8b533c035c43b9b1ce9d7e6c2f89ae52b7d86fbf5aa1ca4acf315ccc56c5

    • SSDEEP

      12288:vnCObAX9ku5iJeAZWm5t/wVu00E9TUQShAF5vSj6UQjNGe3ICMo0mE:TI93A0m5t/suDE91EC5v/UQYdhUE

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks