General

  • Target

    86b3feb69665d03eaf1b1a3fc4dcf8221443f9c75458f34aea20d72d05c16cfc.exe

  • Size

    994KB

  • Sample

    240911-ca6plaxgle

  • MD5

    e1cd8eebef245fca526d6e909446c536

  • SHA1

    9a814203c4c068813f636ea75ce12ab7f6cd6ed6

  • SHA256

    86b3feb69665d03eaf1b1a3fc4dcf8221443f9c75458f34aea20d72d05c16cfc

  • SHA512

    a3315e1ae9cf0bf4e172ec97b90423791b8fca39c76c6f20068d4e88968c3814596fa61f2121d3902c1ba1326db533928b1c7415d4bcdc953836a3df305dad24

  • SSDEEP

    12288:heZ0rX87WGaYB1o85uCHIVJYVchCi3gg/4DwqcPCKqIhpvNQWHL+8A16KP7r9r/q:heZ0g7WGqIeGWA+3KihhNQWrhG6K1q

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      86b3feb69665d03eaf1b1a3fc4dcf8221443f9c75458f34aea20d72d05c16cfc.exe

    • Size

      994KB

    • MD5

      e1cd8eebef245fca526d6e909446c536

    • SHA1

      9a814203c4c068813f636ea75ce12ab7f6cd6ed6

    • SHA256

      86b3feb69665d03eaf1b1a3fc4dcf8221443f9c75458f34aea20d72d05c16cfc

    • SHA512

      a3315e1ae9cf0bf4e172ec97b90423791b8fca39c76c6f20068d4e88968c3814596fa61f2121d3902c1ba1326db533928b1c7415d4bcdc953836a3df305dad24

    • SSDEEP

      12288:heZ0rX87WGaYB1o85uCHIVJYVchCi3gg/4DwqcPCKqIhpvNQWHL+8A16KP7r9r/q:heZ0g7WGqIeGWA+3KihhNQWrhG6K1q

    • 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.

    • 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