General

  • Target
    2026-04-16_3668f784b4e27e5af8dc696dbe757dec_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_wannacry_xworm
  • Size 397KB
  • Sample260416-mkrnjac13l
  • SHA256 6e2674dce4d402474e52dcfabb64961aafb4b65f93218572dcf75f99aec04970
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • XWorm V5.6

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/Fxzr3jeT

Targets

    • Target
      2026-04-16_3668f784b4e27e5af8dc696dbe757dec_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_wannacry_xworm
    • Size 397KB
    • SHA256 6e2674dce4d402474e52dcfabb64961aafb4b65f93218572dcf75f99aec04970
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Custom signature

      Detects Windows executables referencing non-Windows User-Agents

    • Drops startup file

    • Executes dropped EXE

    • Modifies system executable filetype association

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

MITRE ATT&CK Enterprise v16

Tasks