General

  • Target

    dbda8c6ed6803fd8eeb547a60ee600c101315b478fa055d4a1d0ac438fc45527.exe

  • Size

    630KB

  • Sample

    240921-rc9llawbke

  • MD5

    1046de21cd8e9ff519ce5cb089edd5f5

  • SHA1

    14e56d2cdbdfaaa7c49e3b3fed62df2d0f114d83

  • SHA256

    dbda8c6ed6803fd8eeb547a60ee600c101315b478fa055d4a1d0ac438fc45527

  • SHA512

    ba3c69da22314de39a20b458a6c49041b280f5eb283a5225f3b40ee9381ff7fcb037c274a9fc0988cad7432b50c2fc4520221e6fdf5aa0bcc095188d14181d56

  • SSDEEP

    12288:L/8rqjqYBqY7YD7Ideye+0ndqu1ZSRLUAXYCzcfgm2A:L+pUqY0ye3ZSRLU6YOQ

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    aowapnzgtwgqowgt

Targets

    • Target

      dbda8c6ed6803fd8eeb547a60ee600c101315b478fa055d4a1d0ac438fc45527.exe

    • Size

      630KB

    • MD5

      1046de21cd8e9ff519ce5cb089edd5f5

    • SHA1

      14e56d2cdbdfaaa7c49e3b3fed62df2d0f114d83

    • SHA256

      dbda8c6ed6803fd8eeb547a60ee600c101315b478fa055d4a1d0ac438fc45527

    • SHA512

      ba3c69da22314de39a20b458a6c49041b280f5eb283a5225f3b40ee9381ff7fcb037c274a9fc0988cad7432b50c2fc4520221e6fdf5aa0bcc095188d14181d56

    • SSDEEP

      12288:L/8rqjqYBqY7YD7Ideye+0ndqu1ZSRLUAXYCzcfgm2A:L+pUqY0ye3ZSRLU6YOQ

    • AgentTesla

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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