General

  • Target

    4f44dfc9d6bb49aca862ee705b56a567e227462594c56a2cacb8135dbf370777

  • Size

    1.0MB

  • Sample

    241120-bvx3hsxhpr

  • MD5

    59ba0cc1d18d4b34451886be40191d84

  • SHA1

    cb5189f74590cb8f61def1c8020e902af5e17752

  • SHA256

    4f44dfc9d6bb49aca862ee705b56a567e227462594c56a2cacb8135dbf370777

  • SHA512

    d140683734ae115eb4dea4d5fe14471f4cd51b5d25e120ccbd9d74c3607003751789b6cd63bc5a104de0acf4e2c9eb699469d5e56ebbbc6906f999eb2e4e72e5

  • SSDEEP

    24576:/GBqWzMJ3rInJFhR1T6a3h6ZFlR+gKT44VoIOL7zk:/CHncaMYL6L

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    s82.gocheapweb.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    london@1759

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      4f44dfc9d6bb49aca862ee705b56a567e227462594c56a2cacb8135dbf370777

    • Size

      1.0MB

    • MD5

      59ba0cc1d18d4b34451886be40191d84

    • SHA1

      cb5189f74590cb8f61def1c8020e902af5e17752

    • SHA256

      4f44dfc9d6bb49aca862ee705b56a567e227462594c56a2cacb8135dbf370777

    • SHA512

      d140683734ae115eb4dea4d5fe14471f4cd51b5d25e120ccbd9d74c3607003751789b6cd63bc5a104de0acf4e2c9eb699469d5e56ebbbc6906f999eb2e4e72e5

    • SSDEEP

      24576:/GBqWzMJ3rInJFhR1T6a3h6ZFlR+gKT44VoIOL7zk:/CHncaMYL6L

    • AgentTesla

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

    • Agenttesla family

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Modiloader family

    • ModiLoader Second Stage

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks