Analysis
- max time kernel
148s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/10/2026, 21:49
General
- Target 2026-10-27_f379f2935e8553fbc9d0068a63a7fe5e_elex_remcos_wannacry.exe
- Size 79KB
- Sample261027-1pp76aw1fv
- SHA256 4ab65790886c727e2d2138677873df48f65a1497f86e6c331afd89644a48d9c8
Score
10/10
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 11 IoCs
- Detects Windows executables referencing non-Windows User-Agents 11 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\2026-10-27_f379f2935e8553fbc9d0068a63a7fe5e_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-27_f379f2935e8553fbc9d0068a63a7fe5e_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\{174A3C38-9B63-444f-BEF0-BF1391B16797}.exeC:\Windows\{174A3C38-9B63-444f-BEF0-BF1391B16797}.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\{871A284C-6C78-4b7c-9961-9CF8F775D368}.exeC:\Windows\{871A284C-6C78-4b7c-9961-9CF8F775D368}.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\{06A56BE6-D7D0-429f-838C-DC165A0D1EAE}.exeC:\Windows\{06A56BE6-D7D0-429f-838C-DC165A0D1EAE}.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\{4709D4A3-39D3-4c17-84F4-01A40E126E0C}.exeC:\Windows\{4709D4A3-39D3-4c17-84F4-01A40E126E0C}.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\{DDEEA376-9EC4-4ff9-9275-318373F4C919}.exeC:\Windows\{DDEEA376-9EC4-4ff9-9275-318373F4C919}.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\{C73598EB-4025-4975-902D-542F54937C95}.exeC:\Windows\{C73598EB-4025-4975-902D-542F54937C95}.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\{D301C23A-4701-4eeb-90FF-E819640C87FC}.exeC:\Windows\{D301C23A-4701-4eeb-90FF-E819640C87FC}.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\{DC29F580-8729-4391-922B-7469D21A0CB8}.exeC:\Windows\{DC29F580-8729-4391-922B-7469D21A0CB8}.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\{AA4F7C1F-7EF9-46f2-9999-D4846E876AF2}.exeC:\Windows\{AA4F7C1F-7EF9-46f2-9999-D4846E876AF2}.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\{A97B7B65-B575-4d5c-B890-553FADF3AE79}.exeC:\Windows\{A97B7B65-B575-4d5c-B890-553FADF3AE79}.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\{803207BC-61A5-443a-A012-C5E7DF61FA8C}.exeC:\Windows\{803207BC-61A5-443a-A012-C5E7DF61FA8C}.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\{A97B7~1.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\{AA4F7~1.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\{DC29F~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\{D301C~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\{C7359~1.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\{DDEEA~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\{4709D~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\{06A56~1.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\{871A2~1.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\{174A3~1.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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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
{06A56BE6-D7D0-429f-838C-DC165A0D1EAE}.exe
{174A3C38-9B63-444f-BEF0-BF1391B16797}.exe
{4709D4A3-39D3-4c17-84F4-01A40E126E0C}.exe
{803207BC-61A5-443a-A012-C5E7DF61FA8C}.exe
{871A284C-6C78-4b7c-9961-9CF8F775D368}.exe
{A97B7B65-B575-4d5c-B890-553FADF3AE79}.exe
{AA4F7C1F-7EF9-46f2-9999-D4846E876AF2}.exe
{C73598EB-4025-4975-902D-542F54937C95}.exe
{D301C23A-4701-4eeb-90FF-E819640C87FC}.exe
{DC29F580-8729-4391-922B-7469D21A0CB8}.exe
{DDEEA376-9EC4-4ff9-9275-318373F4C919}.exe