General

  • Target

    DiscordNukerV1.0.exe

  • Size

    14.8MB

  • Sample

    241201-nq347azqfx

  • MD5

    38df4465ac1c0b796df23a8c607a1d5b

  • SHA1

    d1434d1f559deb702590a6c978b6e7d38e2a7767

  • SHA256

    18b4e3d6eca1a5812222f2c4d1c86b68cb929fda16108242fef13a4f097f877f

  • SHA512

    2af234bd6e438e30e8056e0b6fc4aedc651fcd6fa123b0688a02dd5af2d48aa5395e004d9ebc334743febab204dc3f10cb1c3f63f7102c9b9d9b7b7ef7f71bae

  • SSDEEP

    196608:RQapTQTpurvvybvz5U0+tfSl5GNxc54hSOCFWYv3b6qDdc9pm7+4Sf9nCoUm4vvT:RQpuTybvCdpkGNXSOr+0ipc

Malware Config

Extracted

Family

xworm

C2

193.161.193.99:57345

SomeVmTest-57345.portmap.host:57345

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    Microsoft Edge.exe

  • telegram

    https://api.telegram.org/bot8173550372:AAFjEp_VO8z4680tyISQONWzSsBtso_p8-8/sendMessage?chat_id=7840504773

Targets

    • Target

      DiscordNukerV1.0.exe

    • Size

      14.8MB

    • MD5

      38df4465ac1c0b796df23a8c607a1d5b

    • SHA1

      d1434d1f559deb702590a6c978b6e7d38e2a7767

    • SHA256

      18b4e3d6eca1a5812222f2c4d1c86b68cb929fda16108242fef13a4f097f877f

    • SHA512

      2af234bd6e438e30e8056e0b6fc4aedc651fcd6fa123b0688a02dd5af2d48aa5395e004d9ebc334743febab204dc3f10cb1c3f63f7102c9b9d9b7b7ef7f71bae

    • SSDEEP

      196608:RQapTQTpurvvybvz5U0+tfSl5GNxc54hSOCFWYv3b6qDdc9pm7+4Sf9nCoUm4vvT:RQpuTybvCdpkGNXSOr+0ipc

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Stormkitty family

    • 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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks