Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 17:37
Behavioral task
behavioral1
Sample
2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe
Resource
win11ltsc2024-20260911-en
11 signatures
150 seconds
General
- Target 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe
- Size 167KB
- Sample261102-v7ddesvyh1
- SHA256 a2ffe913a6088379ef06df07dfa95463169a9f1961eb7205849d777a89b77016
- MD5 fa1fd5b4defb82a8eff53df871b83e9c
- SHA1 e900aa567cd1fdc9669f821b3054bb1bcc4c7207
- SHA512 4d96d288050f063459374f806386a8cb299b88be08e59ebaf8a8126e0d8a7463bffaa31250fbc0ea393340bc4a84496785fafbf1e06431407a811e03ee6209e7
- SSDEEP 3072:sKFaTCxsSbmFWbc9O1XgPLAM+lmsolAIrRuw+mqv9j1MWLQc:sxM3b2hT+lDAA
- TLSH T133F323F06740C465D8AB96B9887BE6A7A433B25E9C68450D38D2FF0B3D33347442799B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
xworm
Version
-
XWorm V5.6
C2
-
Vz2039-44002.portmap.host:44002
Attributes
-
Install_directory
%AppData%
-
install_file
XClient.exe
Signatures
- Detect Xworm Payload 2 IoCs
resource yara_rule behavioral2/memory/1788-1-0x0000000000E90000-0x0000000000EC0000-memory.dmp family_xworm behavioral2/files/0x0004000000000433-11.dat family_xworm - Custom signatureDetects Windows executables referencing non-Windows User-Agents 2 IoCs
resource yara_rule behavioral2/memory/1788-1-0x0000000000E90000-0x0000000000EC0000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral2/files/0x0004000000000433-11.dat INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA - Creates a file in the Startup directory 1 TTPs 2 IoCs
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.
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe - Executes dropped EXE 1 IoCs
pid Process 2440 XClient.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe" 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1788 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1788 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe Token: SeDebugPrivilege 1788 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe Token: SeDebugPrivilege 2440 XClient.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1788 2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-02_fa1fd5b4defb82a8eff53df871b83e9c_elex_glassworm_hiddentear_njrat_remcos_xworm.exe"1⤵
- Creates a file in the Startup directory
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1788
-
C:\Users\Admin\AppData\Roaming\XClient.exeC:\Users\Admin\AppData\Roaming\XClient.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2440
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\XClient.exe
- Size 167KB
- SHA256 a2ffe913a6088379ef06df07dfa95463169a9f1961eb7205849d777a89b77016
- MD5 fa1fd5b4defb82a8eff53df871b83e9c
- SHA1 e900aa567cd1fdc9669f821b3054bb1bcc4c7207
- SHA512 4d96d288050f063459374f806386a8cb299b88be08e59ebaf8a8126e0d8a7463bffaa31250fbc0ea393340bc4a84496785fafbf1e06431407a811e03ee6209e7
- SSDEEP 3072:sKFaTCxsSbmFWbc9O1XgPLAM+lmsolAIrRuw+mqv9j1MWLQc:sxM3b2hT+lDAA
- TLSH T133F323F06740C465D8AB96B9887BE6A7A433B25E9C68450D38D2FF0B3D33347442799B
- MD5 SHA1 SHA512 SSDEEP TLSH