General

  • Target

    svchost.exe

  • Size

    38KB

  • Sample

    240512-nv6qwagd96

  • MD5

    664ff88f6fe71f59d23e5439b466faf5

  • SHA1

    65cf283a57555381b31b8ee8054a5676aa9f1e09

  • SHA256

    31954ab9f960f8ce45415bdf50b7854acf3a123a348d21e5d4b3b1cb41e52308

  • SHA512

    b8eefa7f9954c951946d83bad28f1a72aa1aa17738c6258d5b4e221da2e69a5785b0804904fc5464739120e5f706d93db67a599e81dcf410f19e24d89d81d179

  • SSDEEP

    768:LONIVARkWS9GriohlJx3yFZV9366YO1hPRP1:6NIVAR6+VAFL9366YO1n1

Malware Config

Extracted

Family

xworm

Version

5.0

C2

94.156.8.132:7000

Mutex

jUSkNbW8RCLyBnb3

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    svchost.exe

aes.plain

Targets

    • Target

      svchost.exe

    • Size

      38KB

    • MD5

      664ff88f6fe71f59d23e5439b466faf5

    • SHA1

      65cf283a57555381b31b8ee8054a5676aa9f1e09

    • SHA256

      31954ab9f960f8ce45415bdf50b7854acf3a123a348d21e5d4b3b1cb41e52308

    • SHA512

      b8eefa7f9954c951946d83bad28f1a72aa1aa17738c6258d5b4e221da2e69a5785b0804904fc5464739120e5f706d93db67a599e81dcf410f19e24d89d81d179

    • SSDEEP

      768:LONIVARkWS9GriohlJx3yFZV9366YO1hPRP1:6NIVAR6+VAFL9366YO1n1

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • 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.

    • Deletes itself

    • Drops startup file

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks