General

  • Target

    Update_browser_17.6436.js

  • Size

    296KB

  • Sample

    240109-xyn5nshabl

  • MD5

    fd24b53547b889be132aa98a7f193614

  • SHA1

    c5331d01d1149e8b5846d076afaa3f60f5458f99

  • SHA256

    d8f2134faeed8cf62887aaad8403ab7f29b5cd26cd03b81cb59774442d97fc0e

  • SHA512

    54995b6a818f870655cd33b2b4cdf1185cdfbb91ecf6c8217834ec454041039a4defd7c178851ac11bc32d61d08dd92a2a6207ce90071d2d7987019ae9074c79

  • SSDEEP

    3072:4OpyDJu8XUtQQSO1T7cbF/nlz3wq2BOOpyDJu8XUtQQSO1T7cbF/nlz3wq2Bp:lcJ6QhO1T7cZd6BvcJ6QhO1T7cZd6Bp

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://boxtechcompany.com/data.php?8796

exe.dropper

https://boxtechcompany.com/data.php?8796

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://boxtechcompany.com/data.php?8534

exe.dropper

https://boxtechcompany.com/data.php?8534

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://boxtechcompany.com/data.php?5381

exe.dropper

https://boxtechcompany.com/data.php?5381

Targets

    • Target

      Update_browser_17.6436.js

    • Size

      296KB

    • MD5

      fd24b53547b889be132aa98a7f193614

    • SHA1

      c5331d01d1149e8b5846d076afaa3f60f5458f99

    • SHA256

      d8f2134faeed8cf62887aaad8403ab7f29b5cd26cd03b81cb59774442d97fc0e

    • SHA512

      54995b6a818f870655cd33b2b4cdf1185cdfbb91ecf6c8217834ec454041039a4defd7c178851ac11bc32d61d08dd92a2a6207ce90071d2d7987019ae9074c79

    • SSDEEP

      3072:4OpyDJu8XUtQQSO1T7cbF/nlz3wq2BOOpyDJu8XUtQQSO1T7cbF/nlz3wq2Bp:lcJ6QhO1T7cZd6BvcJ6QhO1T7cZd6Bp

    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks