General

  • Target
    xoilac1.help_new.exe
  • Size 25KB
  • Sample261007-t8l7aa1zay
  • SHA256 a7be914d13c39d9bf57d10a485f31a16785ee36ca3a5da1007ea74ff05741475
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • nanocore

Attributes
  • c2_port

    443

Targets

    • Target
      xoilac1.help_new.exe
    • Size 25KB
    • SHA256 a7be914d13c39d9bf57d10a485f31a16785ee36ca3a5da1007ea74ff05741475
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Disables one or more Microsoft Defender components

      Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Creates a new local user account

      Uses net.exe to create a new local user account, often for persistence or a backdoor account.

MITRE ATT&CK Enterprise v16

Tasks