Analysis
- max time kernel
150s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
03/10/2026, 14:31
General
- Target 2026-10-02_3821ab907891520c348e2893f8e64262_elex_glassworm_wannacry.exe
- Size 89KB
- Sample261003-rvqw7sstd1
- SHA256 0d1969113109c6767d80b5d5104f868e5dd822b3e327903c8736b54cf00d2b35
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Modifies system executable filetype association 2 TTPs 5 IoCs
- Drops file in System32 directory 4 IoCs
- Drops file in Windows directory 2 IoCs
- 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.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies registry class 15 IoCs
- Suspicious behavior: EnumeratesProcesses 28 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of SetWindowsHookEx 3 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-02_3821ab907891520c348e2893f8e64262_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-02_3821ab907891520c348e2893f8e64262_elex_glassworm_wannacry.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
-
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
notepad¢¬.exe
rundll32.exe
memory/3032-14-0x000000000040B000-0x000000000040C000-memory.dmp
memory/3032-20-0x0000000000400000-0x0000000000415000-memory.dmp
memory/4876-0-0x0000000000400000-0x0000000000415000-memory.dmp
memory/4876-18-0x0000000000400000-0x0000000000415000-memory.dmp
memory/4876-19-0x0000000000400000-0x0000000000415000-memory.dmp