General

  • Target
    uaa.exe
  • Size 933KB
  • Sample201006-far16vp2r2
  • SHA256 c725eea92437455b05cf0c4007e63abff342befc67e4b8ad0e60eaa96074955e
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      uaa.exe
    • Size 933KB
    • SHA256 c725eea92437455b05cf0c4007e63abff342befc67e4b8ad0e60eaa96074955e
    • MD5 SHA1 SHA512
    • Modifies WinLogon for persistence

    • Modifies Windows Defender Real-time Protection settings

    • Turns off Windows Defender SpyNet reporting

    • Windows security bypass

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks