Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
24/10/2026, 18:43
General
- Target 2026-10-22_26b04daeb5d22e51db12b201f6fde6bc_elex_remcos_wannacry.exe
- Size 79KB
- Sample261024-xddhfafe55
- SHA256 025b4eed867c2801f9759a0fc5260d65e4458882151f68047269223d67488a44
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\2026-10-22_26b04daeb5d22e51db12b201f6fde6bc_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_26b04daeb5d22e51db12b201f6fde6bc_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\{5CCEA1EA-8AC2-4dd2-9F90-1ECAEB6776D7}.exeC:\Windows\{5CCEA1EA-8AC2-4dd2-9F90-1ECAEB6776D7}.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\{5F30C5E6-6872-4ac0-BB3D-854B8421009C}.exeC:\Windows\{5F30C5E6-6872-4ac0-BB3D-854B8421009C}.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\{567B99AF-A8A7-4a6b-9BD3-7DEA01E3192F}.exeC:\Windows\{567B99AF-A8A7-4a6b-9BD3-7DEA01E3192F}.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\{B5AC5A61-528F-4e7f-9BC7-7DF69FFDE34A}.exeC:\Windows\{B5AC5A61-528F-4e7f-9BC7-7DF69FFDE34A}.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\{C8F078A6-E8E7-4bdd-8F54-E68DA2E93AB9}.exeC:\Windows\{C8F078A6-E8E7-4bdd-8F54-E68DA2E93AB9}.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\{59015EBD-BC17-4604-B2FC-4CCF8D3E6644}.exeC:\Windows\{59015EBD-BC17-4604-B2FC-4CCF8D3E6644}.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\{83F527CF-FCC9-4a39-8085-4334EF2813D6}.exeC:\Windows\{83F527CF-FCC9-4a39-8085-4334EF2813D6}.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\{16A5A196-4DC5-4654-A4A4-CA0AB6C610DB}.exeC:\Windows\{16A5A196-4DC5-4654-A4A4-CA0AB6C610DB}.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\{D16F975A-B6A8-4856-8DCD-934A87B5DDB4}.exeC:\Windows\{D16F975A-B6A8-4856-8DCD-934A87B5DDB4}.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\{ECEC9DDB-D07C-485b-AE6B-29E0E7302D6F}.exeC:\Windows\{ECEC9DDB-D07C-485b-AE6B-29E0E7302D6F}.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
-
C:\Windows\{81EEDF82-12C6-4437-82E1-A498E50FEEDB}.exeC:\Windows\{81EEDF82-12C6-4437-82E1-A498E50FEEDB}.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\{ECEC9~1.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\{D16F9~1.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\{16A5A~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\{83F52~1.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\{59015~1.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\{C8F07~1.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\{B5AC5~1.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\{567B9~1.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\{5F30C~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\{5CCEA~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
Loading Replay Monitor...
Downloads
{16A5A196-4DC5-4654-A4A4-CA0AB6C610DB}.exe
{567B99AF-A8A7-4a6b-9BD3-7DEA01E3192F}.exe
{59015EBD-BC17-4604-B2FC-4CCF8D3E6644}.exe
{5CCEA1EA-8AC2-4dd2-9F90-1ECAEB6776D7}.exe
{5F30C5E6-6872-4ac0-BB3D-854B8421009C}.exe
{81EEDF82-12C6-4437-82E1-A498E50FEEDB}.exe
{83F527CF-FCC9-4a39-8085-4334EF2813D6}.exe
{B5AC5A61-528F-4e7f-9BC7-7DF69FFDE34A}.exe
{C8F078A6-E8E7-4bdd-8F54-E68DA2E93AB9}.exe
{D16F975A-B6A8-4856-8DCD-934A87B5DDB4}.exe
{ECEC9DDB-D07C-485b-AE6B-29E0E7302D6F}.exe