General

  • Target

    1ab3ec9401912cfc5ff446a0e2ce4e2510799d014e573f6d75cd32f6367818ab.exe

  • Size

    663KB

  • Sample

    240605-szm7jsbg58

  • MD5

    d617ed4ea343a0460e10f0e8a438cfeb

  • SHA1

    ecc4649d9da615a3f10621e71451fbc4efe066b1

  • SHA256

    1ab3ec9401912cfc5ff446a0e2ce4e2510799d014e573f6d75cd32f6367818ab

  • SHA512

    04e3dd11138d46bce516b0e5d7d834892769c068a4a6cdd709b9ad11f729e85c4a0e1c0cac29eb6cde90fe41a7f6562319cc0ee8f3cd7b5677f1f73469d23b40

  • SSDEEP

    12288:K+NB7CdmFs3+GHPka8hwdwq3BS9QG93LjuHdk0Z3wM9YOmGQXD:KcB7cB3+GHmhwdhCZ9nuHKgs1T

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.zoho.eu
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    office12#

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      1ab3ec9401912cfc5ff446a0e2ce4e2510799d014e573f6d75cd32f6367818ab.exe

    • Size

      663KB

    • MD5

      d617ed4ea343a0460e10f0e8a438cfeb

    • SHA1

      ecc4649d9da615a3f10621e71451fbc4efe066b1

    • SHA256

      1ab3ec9401912cfc5ff446a0e2ce4e2510799d014e573f6d75cd32f6367818ab

    • SHA512

      04e3dd11138d46bce516b0e5d7d834892769c068a4a6cdd709b9ad11f729e85c4a0e1c0cac29eb6cde90fe41a7f6562319cc0ee8f3cd7b5677f1f73469d23b40

    • SSDEEP

      12288:K+NB7CdmFs3+GHPka8hwdwq3BS9QG93LjuHdk0Z3wM9YOmGQXD:KcB7cB3+GHmhwdhCZ9nuHKgs1T

    • AgentTesla

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

    • UAC bypass

    • Windows security bypass

    • 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.

    • Windows security modification

    • Checks whether UAC is enabled

    • 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