General

  • Target

    5c875f9d28eae5afce4aac472b0825edef8cac3119d2991d3dd08a1fd32bd424.exe

  • Size

    649KB

  • Sample

    240910-h193lataja

  • MD5

    a04e6ee334556cebd31e9ae152ddbed1

  • SHA1

    68dbddadad1c6c40b8f824ee44726fea87118fcc

  • SHA256

    5c875f9d28eae5afce4aac472b0825edef8cac3119d2991d3dd08a1fd32bd424

  • SHA512

    6734f4d8e7e124b5080b6aa00edd980021ad76ade679e4a9b55c30f86a0e5e916947dcb80ab1d4ec41f31b9a9a4f45cca5c52002ba1a440767a000dffdc2142e

  • SSDEEP

    12288:BSHUDLjHP7ZRvNRwNKIJHp3SaFq4YdoAu3YlRsrKbypq60Ok8c11igY69i72l:JjHP7vMzpiP4YdoOVbypq9OncTW6kE

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Password: )NYyffR0

Targets

    • Target

      5c875f9d28eae5afce4aac472b0825edef8cac3119d2991d3dd08a1fd32bd424.exe

    • Size

      649KB

    • MD5

      a04e6ee334556cebd31e9ae152ddbed1

    • SHA1

      68dbddadad1c6c40b8f824ee44726fea87118fcc

    • SHA256

      5c875f9d28eae5afce4aac472b0825edef8cac3119d2991d3dd08a1fd32bd424

    • SHA512

      6734f4d8e7e124b5080b6aa00edd980021ad76ade679e4a9b55c30f86a0e5e916947dcb80ab1d4ec41f31b9a9a4f45cca5c52002ba1a440767a000dffdc2142e

    • SSDEEP

      12288:BSHUDLjHP7ZRvNRwNKIJHp3SaFq4YdoAu3YlRsrKbypq60Ok8c11igY69i72l:JjHP7vMzpiP4YdoOVbypq9OncTW6kE

    • 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.

    • 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