General

  • Target
    d447a9b9da2a9fb4603f41a9ba89829205636bb646f55665d25245bab3258568
  • Size 662KB
  • Sample240608-b2dbpafc4v
  • SHA256 d447a9b9da2a9fb4603f41a9ba89829205636bb646f55665d25245bab3258568
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot7484961944:AAF5EvVuodt7qChRk0ZzCraZs9YJdeiX0lQ/

Targets

    • Target
      d447a9b9da2a9fb4603f41a9ba89829205636bb646f55665d25245bab3258568
    • Size 662KB
    • SHA256 d447a9b9da2a9fb4603f41a9ba89829205636bb646f55665d25245bab3258568
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • 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

    • 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