General

  • Target

    4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff

  • Size

    689KB

  • Sample

    240612-cgybssydje

  • MD5

    217fd03c398f156a343e2791206505ad

  • SHA1

    cc819116f40772ec1ffba29c452063c04d552eaf

  • SHA256

    4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff

  • SHA512

    fcb633fa506a5212e37fb138b216585af1ad7b25c18685a97ca1b7b9ed4794da7291053da5eefac2a1dac17242feb3f20e6d976db7f7cd7f7794522a4a800af1

  • SSDEEP

    12288:H4rx504bFC8VPhPXJfgEbUUz7oBIxtNwwWyPtPew42OZca7L+xN:Yrw4bPPPfg2UYNwwW+PqDZcALg

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    w#chNV#1

Targets

    • Target

      4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff

    • Size

      689KB

    • MD5

      217fd03c398f156a343e2791206505ad

    • SHA1

      cc819116f40772ec1ffba29c452063c04d552eaf

    • SHA256

      4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff

    • SHA512

      fcb633fa506a5212e37fb138b216585af1ad7b25c18685a97ca1b7b9ed4794da7291053da5eefac2a1dac17242feb3f20e6d976db7f7cd7f7794522a4a800af1

    • SSDEEP

      12288:H4rx504bFC8VPhPXJfgEbUUz7oBIxtNwwWyPtPew42OZca7L+xN:Yrw4bPPPfg2UYNwwW+PqDZcALg

    • 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 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