General

  • Target

    NitroGen.exe

  • Size

    76KB

  • Sample

    241031-fffbda1bnr

  • MD5

    f2969199c528611db2c3aa1cb01bf3be

  • SHA1

    ae8bd3ac37c949a507239859b5a3280705d36cdb

  • SHA256

    80c21c8ed69aed6da6dd3422e29238d41c76db39ad0a94d388f22d1df01888e2

  • SHA512

    bb9710c6ed95dd94942632b24e86a14eacc555695f60bcb33f2a9af51e6603fd32c7c8e0d1ebd67ee59cc38c8393ede5eeca9675de97f5ccb7c75f0fe29a2760

  • SSDEEP

    1536:7NCPl72PIk5az4V1JEw+bD1/sk/0ZvJ6/YOwe5VMuP4Uc:hSTkIz21Gw+bDqFrOwe5KPR

Malware Config

Extracted

Family

xworm

C2

104.154.53.10:7000

Attributes
  • Install_directory

    %Temp%

  • install_file

    Registry.exe

Targets

    • Target

      NitroGen.exe

    • Size

      76KB

    • MD5

      f2969199c528611db2c3aa1cb01bf3be

    • SHA1

      ae8bd3ac37c949a507239859b5a3280705d36cdb

    • SHA256

      80c21c8ed69aed6da6dd3422e29238d41c76db39ad0a94d388f22d1df01888e2

    • SHA512

      bb9710c6ed95dd94942632b24e86a14eacc555695f60bcb33f2a9af51e6603fd32c7c8e0d1ebd67ee59cc38c8393ede5eeca9675de97f5ccb7c75f0fe29a2760

    • SSDEEP

      1536:7NCPl72PIk5az4V1JEw+bD1/sk/0ZvJ6/YOwe5VMuP4Uc:hSTkIz21Gw+bDqFrOwe5KPR

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks