General

  • Target

    57c7933d769882ce3fe88605d7796c2137e8ae2ff2084469478af084740cb721N

  • Size

    844KB

  • Sample

    241013-kmgj8ssbqp

  • MD5

    378292f8dc166cbfca05bcfb35c0e530

  • SHA1

    0bfbbea512e1e9e7788685350825b0aba6eeca82

  • SHA256

    57c7933d769882ce3fe88605d7796c2137e8ae2ff2084469478af084740cb721

  • SHA512

    3f6016b48871330bdbeae8bba4a9d05628d4f9cefa1c3f9299d83f3fb4d80088a18aefbb7d2969ee3d3cb931b9074340c56c218905f10a158ead81593ff9631e

  • SSDEEP

    24576:6QIjDrVbCx3YNJdy7xoCFj22N51ZbwClNe8qvx+15cX8uf:aDlCyHkzFjTthDqkCX8E

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.apexrnun.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    %qroUozO;(C2Rlyb

Targets

    • Target

      57c7933d769882ce3fe88605d7796c2137e8ae2ff2084469478af084740cb721N

    • Size

      844KB

    • MD5

      378292f8dc166cbfca05bcfb35c0e530

    • SHA1

      0bfbbea512e1e9e7788685350825b0aba6eeca82

    • SHA256

      57c7933d769882ce3fe88605d7796c2137e8ae2ff2084469478af084740cb721

    • SHA512

      3f6016b48871330bdbeae8bba4a9d05628d4f9cefa1c3f9299d83f3fb4d80088a18aefbb7d2969ee3d3cb931b9074340c56c218905f10a158ead81593ff9631e

    • SSDEEP

      24576:6QIjDrVbCx3YNJdy7xoCFj22N51ZbwClNe8qvx+15cX8uf:aDlCyHkzFjTthDqkCX8E

    • 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