General

  • Target

    Update 124.0.6367.158.js

  • Size

    13.0MB

  • Sample

    240703-qypymszajb

  • MD5

    b613fd3763e4d2d8a32019015d95a84d

  • SHA1

    201018208e4bf8a2c40b7611ba2042e413d4a7e5

  • SHA256

    b24d7acdc4b26e5829fdf9be02a8bf4b864c99b420c222f4b8066a54981f53c6

  • SHA512

    08e615607fd8722612cac53180c0c2faf231735ff8db9662120e5ef00e343839e2721670ed7f06b7d0e94bd462b4df275a9e1eb6249a898125e9753e5824242b

  • SSDEEP

    49152:CalYOjByIHBJ8V6tlBDBFcLBLtmp3+T2vPHr+Z3jb4JsjcqTbsPF5xhyMA81qIdj:5

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://helpcenter.cyou/help.php?14995

exe.dropper

http://helpcenter.cyou/help.php?14995

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://helpcenter.cyou/help.php?12816

exe.dropper

http://helpcenter.cyou/help.php?12816

Targets

    • Target

      Update 124.0.6367.158.js

    • Size

      13.0MB

    • MD5

      b613fd3763e4d2d8a32019015d95a84d

    • SHA1

      201018208e4bf8a2c40b7611ba2042e413d4a7e5

    • SHA256

      b24d7acdc4b26e5829fdf9be02a8bf4b864c99b420c222f4b8066a54981f53c6

    • SHA512

      08e615607fd8722612cac53180c0c2faf231735ff8db9662120e5ef00e343839e2721670ed7f06b7d0e94bd462b4df275a9e1eb6249a898125e9753e5824242b

    • SSDEEP

      49152:CalYOjByIHBJ8V6tlBDBFcLBLtmp3+T2vPHr+Z3jb4JsjcqTbsPF5xhyMA81qIdj:5

    • NetSupport

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks