General

  • Target
    SecuriteInfo.com.Win32.PWSX-gen.11850.13189.exe
  • Size 1006KB
  • Sample230113-janmcaah8v
  • SHA256 3d64b3a9e1b1e570d0fa0352a34477fb030a900072f862d35f98c8af6eb40487
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.huiijingco.com

  • Port

    587

  • Password

    lNLUrZT2

Targets

    • Target
      SecuriteInfo.com.Win32.PWSX-gen.11850.13189.exe
    • Size 1006KB
    • SHA256 3d64b3a9e1b1e570d0fa0352a34477fb030a900072f862d35f98c8af6eb40487
    • MD5 SHA1 SHA512 SSDEEP
    • 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

    • 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.

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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