Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
20/10/2026, 21:50
General
- Target 2026-10-19_461c6ff374a37efd247924f8ed641d6b_elex_remcos_wannacry.exe
- Size 79KB
- Sample261020-1pwpyafw2x
- SHA256 94076b3a74b199dce80fe84a8eb510b0a5e2dfe172ab0d1c9e55b185aaf5ff50
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
- Custom signatureDetects 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\2026-10-19_461c6ff374a37efd247924f8ed641d6b_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-19_461c6ff374a37efd247924f8ed641d6b_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\{8D04BBDF-4224-48aa-BB85-D1288B5197A5}.exeC:\Windows\{8D04BBDF-4224-48aa-BB85-D1288B5197A5}.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\{5E2EB479-5F65-4dda-B576-063848046DEE}.exeC:\Windows\{5E2EB479-5F65-4dda-B576-063848046DEE}.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\{5885F114-360C-4e9b-A04C-B1C97D02370A}.exeC:\Windows\{5885F114-360C-4e9b-A04C-B1C97D02370A}.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\{CBA21807-2E4A-489b-8C75-5FC99AA2AF5A}.exeC:\Windows\{CBA21807-2E4A-489b-8C75-5FC99AA2AF5A}.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\{42ECFFAC-051F-4932-B3EC-7909A960F10D}.exeC:\Windows\{42ECFFAC-051F-4932-B3EC-7909A960F10D}.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\{4E37916A-D83E-47cb-BB2A-9B37ABAAECC3}.exeC:\Windows\{4E37916A-D83E-47cb-BB2A-9B37ABAAECC3}.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\{B62545BA-FCC7-45ee-BF3A-5B18E1E0B9EF}.exeC:\Windows\{B62545BA-FCC7-45ee-BF3A-5B18E1E0B9EF}.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\{2F656B3D-C988-421e-A628-327004B7CF27}.exeC:\Windows\{2F656B3D-C988-421e-A628-327004B7CF27}.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\{F2E3C8EE-B761-4eb0-8170-0C6F670B18CA}.exeC:\Windows\{F2E3C8EE-B761-4eb0-8170-0C6F670B18CA}.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\{246DE653-D063-46e7-8DB4-384EFD1C9058}.exeC:\Windows\{246DE653-D063-46e7-8DB4-384EFD1C9058}.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\{8E2ED4F1-2015-46be-A961-1FDB5797DF7A}.exeC:\Windows\{8E2ED4F1-2015-46be-A961-1FDB5797DF7A}.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\{246DE~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\{F2E3C~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\{2F656~1.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\{B6254~1.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\{4E379~1.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\{42ECF~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\{CBA21~1.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\{5885F~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\{5E2EB~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\{8D04B~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
{246DE653-D063-46e7-8DB4-384EFD1C9058}.exe
{2F656B3D-C988-421e-A628-327004B7CF27}.exe
{42ECFFAC-051F-4932-B3EC-7909A960F10D}.exe
{4E37916A-D83E-47cb-BB2A-9B37ABAAECC3}.exe
{5885F114-360C-4e9b-A04C-B1C97D02370A}.exe
{5E2EB479-5F65-4dda-B576-063848046DEE}.exe
{8D04BBDF-4224-48aa-BB85-D1288B5197A5}.exe
{8E2ED4F1-2015-46be-A961-1FDB5797DF7A}.exe
{B62545BA-FCC7-45ee-BF3A-5B18E1E0B9EF}.exe
{CBA21807-2E4A-489b-8C75-5FC99AA2AF5A}.exe
{F2E3C8EE-B761-4eb0-8170-0C6F670B18CA}.exe