General
- Target 2026-04-16_3668f784b4e27e5af8dc696dbe757dec_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_wannacry_xworm
- Size 397KB
- Sample260416-mkrnjac13l
- SHA256 6e2674dce4d402474e52dcfabb64961aafb4b65f93218572dcf75f99aec04970
- MD5 3668f784b4e27e5af8dc696dbe757dec
- SHA1 7694e111195b2a85dfb1e88595c8018aa6c81f84
- SHA512 c1d4a86ed1a2c6b43bdc543a3c79fd593b0294926dfa7d92f17a6d097f41a58e2e2fb295d694787bc3b76d7cf01ba792b9f694833fd2181de005a6cafc040e58
- SSDEEP 6144:p+GYnA0zeWsDi5rJziQ8kd3f+RysMFZzN/E/msHOtbMriqNsarwm:pYyDi5rNiQDuysMFZzN/E/msumG7sb
- TLSH T127848C06F79408FDD59BC57489A34656DA35B88B0B72EADF17C8422A2F337E08E39750
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
2026-04-16_3668f784b4e27e5af8dc696dbe757dec_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_wannacry_xworm.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
2026-04-16_3668f784b4e27e5af8dc696dbe757dec_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_wannacry_xworm.exe
Resource
win11-20260130-en
Malware Config
Extracted
-
xworm
-
XWorm V5.6
-
Install_directory
%LocalAppData%
-
install_file
USB.exe
-
pastebin_url
https://pastebin.com/raw/Fxzr3jeT
Targets
-
- Target 2026-04-16_3668f784b4e27e5af8dc696dbe757dec_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_wannacry_xworm
- Size 397KB
- SHA256 6e2674dce4d402474e52dcfabb64961aafb4b65f93218572dcf75f99aec04970
- MD5 3668f784b4e27e5af8dc696dbe757dec
- SHA1 7694e111195b2a85dfb1e88595c8018aa6c81f84
- SHA512 c1d4a86ed1a2c6b43bdc543a3c79fd593b0294926dfa7d92f17a6d097f41a58e2e2fb295d694787bc3b76d7cf01ba792b9f694833fd2181de005a6cafc040e58
- SSDEEP 6144:p+GYnA0zeWsDi5rJziQ8kd3f+RysMFZzN/E/msHOtbMriqNsarwm:pYyDi5rNiQDuysMFZzN/E/msumG7sb
- TLSH T127848C06F79408FDD59BC57489A34656DA35B88B0B72EADF17C8422A2F337E08E39750
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10Detect 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.
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
1