General

  • Target
    Bank Details_pdf.exe
  • Size 935KB
  • Sample230126-j1j2vaee3t
  • SHA256 031e9d43bb362aef89deff7c9fbc4d0cf3c4ed7f7eb8869c402a0a0f803feb08
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.huiijingco.com

  • Port

    587

  • Password

    lNLUrZT2

Targets

    • Target
      Bank Details_pdf.exe
    • Size 935KB
    • SHA256 031e9d43bb362aef89deff7c9fbc4d0cf3c4ed7f7eb8869c402a0a0f803feb08
    • 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