General

  • Target
    be5538ff87a5b5219e063a8de6a59efae7b953fe2a3b2e6035bccd321d3d5095
  • Size 2.3MB
  • Sample241110-b2gdcawkfz
  • SHA256 be5538ff87a5b5219e063a8de6a59efae7b953fe2a3b2e6035bccd321d3d5095
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Targets

    • Target
      be5538ff87a5b5219e063a8de6a59efae7b953fe2a3b2e6035bccd321d3d5095
    • Size 2.3MB
    • SHA256 be5538ff87a5b5219e063a8de6a59efae7b953fe2a3b2e6035bccd321d3d5095
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • Agenttesla family

    • UAC bypass

    • Windows security bypass

    • Looks for VirtualBox Guest Additions in registry

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks