General

  • Target

    XClient.exe

  • Size

    67KB

  • Sample

    240703-n7xczasfne

  • MD5

    128772bf2d2e235efe53c17a09ed1548

  • SHA1

    91e722709b3c535ca5bff2af713bc3813fd57cf2

  • SHA256

    726d7aeae737ff43c3c87976096a4b8af162c49fa24f4708f93e384fb2831103

  • SHA512

    c41ae24614668304e4b2add09e1a70240a37abc43f2c5fa76619c8bc1bd3afe8aaea64aaf7b89c0135eebcec748c7204c710d85c895bbebf08363d9c086c7883

  • SSDEEP

    1536:XJgd5vY2FEWjIhcslnhtM1oxajtPAFbL7n2t2ISZ64MOBgzMQay:XQvRFVajXap4bLLk2gOBgXay

Malware Config

Extracted

Family

xworm

C2

https://pastebin.com/raw/PG3MaVGP:123456789

Attributes
  • Install_directory

    %Temp%

  • install_file

    dllhost.exe

  • pastebin_url

    https://pastebin.com/raw/PG3MaVGP

Targets

    • Target

      XClient.exe

    • Size

      67KB

    • MD5

      128772bf2d2e235efe53c17a09ed1548

    • SHA1

      91e722709b3c535ca5bff2af713bc3813fd57cf2

    • SHA256

      726d7aeae737ff43c3c87976096a4b8af162c49fa24f4708f93e384fb2831103

    • SHA512

      c41ae24614668304e4b2add09e1a70240a37abc43f2c5fa76619c8bc1bd3afe8aaea64aaf7b89c0135eebcec748c7204c710d85c895bbebf08363d9c086c7883

    • SSDEEP

      1536:XJgd5vY2FEWjIhcslnhtM1oxajtPAFbL7n2t2ISZ64MOBgzMQay:XQvRFVajXap4bLLk2gOBgXay

    • 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.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks