General

  • Target
    2026-10-11_9bedd8cf99f1538f7514e95866bb978d_amadey_blankgrabber_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm
  • Size 18.6MB
  • Sample261012-sel4raxvbx
  • SHA256 21384bcfd2efe4e2c2be52fbaeb41bf28a22b631e2ece4830b8777f6a89a47ba
  • 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
      2026-10-11_9bedd8cf99f1538f7514e95866bb978d_amadey_blankgrabber_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm
    • Size 18.6MB
    • SHA256 21384bcfd2efe4e2c2be52fbaeb41bf28a22b631e2ece4830b8777f6a89a47ba
    • 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

    • 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 a file named after a Windows system binary

      The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

    • 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