General

  • Target
    5Q8pHbBGhl3t1rx.exe
  • Size 555KB
  • Sample220131-ss3cwshegn
  • SHA256 3bcc71c7eb84ab3cbb2b28919cfe161ad1e809effb2b6095ea711835bb9b53f2
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.hp-flep.com

  • Port

    587

  • Password

    ABCboy123

Targets

    • Target
      5Q8pHbBGhl3t1rx.exe
    • Size 555KB
    • SHA256 3bcc71c7eb84ab3cbb2b28919cfe161ad1e809effb2b6095ea711835bb9b53f2
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • AgentTesla Payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Sets service image path in registry

    • 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.

    • 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 v6

Tasks