Analysis
- max time kernel
150s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
23/10/2026, 12:31
General
- Target 2026-10-23_4e2f0faf3192f34e01de79f1bf0cee13_elex_remcos_wannacry.exe
- Size 64KB
- Sample261023-pp2qeaxzfv
- SHA256 6526ee43c0a6be5dfde7bbd813a85701e85f98ee1a7726ae42ed01f300f5b4f5
Malware Config
Signatures
- Family: Stormser, StormDDoS, StormAttack, Stormer
Stormser aka StormDDoS, StormAttack, and Stormer is a Windows worm written in C++.
- Detects Stormser aka Storm DDoS and StormAttack 35 IoCs
- Custom signatureDetects Windows executables referencing non-Windows User-Agents 35 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 22 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 11 IoCs
- Drops file in Windows directory 11 IoCs
- Executes a command shell one-liner 1 TTPs 11 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 23 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 11 IoCs
- Suspicious use of WriteProcessMemory 22 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-10-23_4e2f0faf3192f34e01de79f1bf0cee13_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-23_4e2f0faf3192f34e01de79f1bf0cee13_elex_remcos_wannacry.exe"1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{441B5F2C-5660-4c72-9DA4-1E448FF4C30D}.exeC:\Windows\{441B5F2C-5660-4c72-9DA4-1E448FF4C30D}.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{874BA474-AA08-44ac-B004-5AF8B9D3B23A}.exeC:\Windows\{874BA474-AA08-44ac-B004-5AF8B9D3B23A}.exe3⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{8975E1BB-6F0B-4660-A660-052C7773C694}.exeC:\Windows\{8975E1BB-6F0B-4660-A660-052C7773C694}.exe4⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{48CAA82B-D325-4f73-87C4-7DB8A0F0DF8F}.exeC:\Windows\{48CAA82B-D325-4f73-87C4-7DB8A0F0DF8F}.exe5⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{E3E3DB4E-4736-478e-B86C-5C8FB748B157}.exeC:\Windows\{E3E3DB4E-4736-478e-B86C-5C8FB748B157}.exe6⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{DC0997DE-632E-4e6c-BCEE-F024016DC6D7}.exeC:\Windows\{DC0997DE-632E-4e6c-BCEE-F024016DC6D7}.exe7⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{0AD961FB-6994-4b8a-9E97-4DCA0F9B444A}.exeC:\Windows\{0AD961FB-6994-4b8a-9E97-4DCA0F9B444A}.exe8⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{58CF422C-5947-4c04-A7B1-997BC57C545D}.exeC:\Windows\{58CF422C-5947-4c04-A7B1-997BC57C545D}.exe9⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{ABAE80A6-1EC3-42bb-BBA6-DE80FB7C27BA}.exeC:\Windows\{ABAE80A6-1EC3-42bb-BBA6-DE80FB7C27BA}.exe10⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{8C91F956-0425-4ed5-B1FC-0C9A619B278B}.exeC:\Windows\{8C91F956-0425-4ed5-B1FC-0C9A619B278B}.exe11⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{36BE7774-B4FB-4481-B018-444F13CC0CB1}.exeC:\Windows\{36BE7774-B4FB-4481-B018-444F13CC0CB1}.exe12⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{8C91F~1.EXE > nul12⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{ABAE8~1.EXE > nul11⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{58CF4~1.EXE > nul10⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{0AD96~1.EXE > nul9⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{DC099~1.EXE > nul8⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{E3E3D~1.EXE > nul7⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{48CAA~1.EXE > nul6⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{8975E~1.EXE > nul5⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{874BA~1.EXE > nul4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{441B5~1.EXE > nul3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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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
{0AD961FB-6994-4b8a-9E97-4DCA0F9B444A}.exe
{36BE7774-B4FB-4481-B018-444F13CC0CB1}.exe
{441B5F2C-5660-4c72-9DA4-1E448FF4C30D}.exe
{48CAA82B-D325-4f73-87C4-7DB8A0F0DF8F}.exe
{58CF422C-5947-4c04-A7B1-997BC57C545D}.exe
{874BA474-AA08-44ac-B004-5AF8B9D3B23A}.exe
{8975E1BB-6F0B-4660-A660-052C7773C694}.exe
{8C91F956-0425-4ed5-B1FC-0C9A619B278B}.exe
{ABAE80A6-1EC3-42bb-BBA6-DE80FB7C27BA}.exe
{DC0997DE-632E-4e6c-BCEE-F024016DC6D7}.exe
{E3E3DB4E-4736-478e-B86C-5C8FB748B157}.exe
memory/572-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/572-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1228-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1228-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1680-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1680-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1744-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2876-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2876-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3416-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3416-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3512-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3512-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3648-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3648-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3648-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4184-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4184-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4540-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4540-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4620-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4620-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5992-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5992-48-0x0000000000400000-0x0000000000410000-memory.dmp