General
- Target 2026-05-11_539d49907a89f93eb45c2179bce745d7_amadey_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm
- Size 474KB
- Sample260511-mgjhraav7m
- SHA256 dd010ab054eacf030d738ac602abc80c290964128a60d19bea6a51badbc75475
- MD5 539d49907a89f93eb45c2179bce745d7
- SHA1 f4e5074793af079e119cfe29dec229b17e966434
- SHA512 6d3079be91a02a6cff90ab482524d2abe903d64de73c6c5e679b7b3cf3dad7ab81f8c24a5426ff62dacce866d92f3cfc67853f2c58e034b58fe986ac3d034e35
- SSDEEP 12288:jYyDi50NiQDuysMFZzN/E/msumG7s90GAu3P4RdB+dHL:EN3gUGU05dBAr
- TLSH T148A49F06F79004F9D4A78534899245569E3ABC9B0B71EEEF17C8432A1F337E08E39B65
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
2026-05-11_539d49907a89f93eb45c2179bce745d7_amadey_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm.exe
Resource
win10v2004-20260130-en
Malware Config
Extracted
-
xworm
-
XWorm V5.6
-
Install_directory
%LocalAppData%
-
install_file
USB.exe
-
pastebin_url
https://pastebin.com/raw/Fxzr3jeT
Targets
-
- Target 2026-05-11_539d49907a89f93eb45c2179bce745d7_amadey_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm
- Size 474KB
- SHA256 dd010ab054eacf030d738ac602abc80c290964128a60d19bea6a51badbc75475
- MD5 539d49907a89f93eb45c2179bce745d7
- SHA1 f4e5074793af079e119cfe29dec229b17e966434
- SHA512 6d3079be91a02a6cff90ab482524d2abe903d64de73c6c5e679b7b3cf3dad7ab81f8c24a5426ff62dacce866d92f3cfc67853f2c58e034b58fe986ac3d034e35
- SSDEEP 12288:jYyDi50NiQDuysMFZzN/E/msumG7s90GAu3P4RdB+dHL:EN3gUGU05dBAr
- TLSH T148A49F06F79004F9D4A78534899245569E3ABC9B0B71EEEF17C8432A1F337E08E39B65
- MD5 SHA1 SHA512 SSDEEP TLSH
Detect Xworm Payload
- 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.
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1