General

  • Target
    2026-09-08_3a82e55bf825ad2d785e2c2feea8658a_cobalt-strike_glassworm_icedid_njrat_ryuk_satacom_stealc_vidar_xworm
  • Size 7.0MB
  • Sample260910-g554rsstet
  • SHA256 a24a205f2b30cba1797fc4d7c0f60f1474e5b26a76eeb974f0b74250475c6569
  • 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
      2026-09-08_3a82e55bf825ad2d785e2c2feea8658a_cobalt-strike_glassworm_icedid_njrat_ryuk_satacom_stealc_vidar_xworm
    • Size 7.0MB
    • SHA256 a24a205f2b30cba1797fc4d7c0f60f1474e5b26a76eeb974f0b74250475c6569
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Detects Windows executables referencing non-Windows User-Agents

    • Checks computer location settings

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

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • Modifies system executable filetype association

    • 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

    • Contacts third-party web service commonly abused for C2

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

MITRE ATT&CK Enterprise v16

Tasks