General

  • Target
    casssVbsforexpOnline.vbs
  • Size 413KB
  • Sample230705-qmsv6aeb31
  • SHA256 2c37a2e69e921672a2a9a14b9af4def2a610518cdfcab485bd7cb6bbbd7e2980
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    http://cryptersandtools.minhacasa.tv/e/e

Extracted

Family
  • agenttesla

Credentials

Targets

    • Target
      casssVbsforexpOnline.vbs
    • Size 413KB
    • SHA256 2c37a2e69e921672a2a9a14b9af4def2a610518cdfcab485bd7cb6bbbd7e2980
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • Blocklisted process makes network request

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks