Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
23/10/2026, 16:23
General
- Target 2026-10-22_e17b1542c3b6495acf24514cfa3a7201_elex_remcos_wannacry.exe
- Size 79KB
- Sample261023-tvsrxayzbx
- SHA256 75b94c35a9c283d97819b73a568e3a345e1a009c1d1f75ed3e763b8ec087a8eb
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_e17b1542c3b6495acf24514cfa3a7201_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_e17b1542c3b6495acf24514cfa3a7201_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\{D8F98725-F787-4ff0-B32F-C78808A0C526}.exeC:\Windows\{D8F98725-F787-4ff0-B32F-C78808A0C526}.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\{C672C5B8-ED92-457c-B6D3-4A4D08E3E482}.exeC:\Windows\{C672C5B8-ED92-457c-B6D3-4A4D08E3E482}.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\{1FB837BC-C9E8-4c83-92FD-60D13CF00E01}.exeC:\Windows\{1FB837BC-C9E8-4c83-92FD-60D13CF00E01}.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\{EEC735B8-7FDB-4610-90E5-BE9DFC496F62}.exeC:\Windows\{EEC735B8-7FDB-4610-90E5-BE9DFC496F62}.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\{E4640F7E-BC68-4594-B454-310F61DA5F48}.exeC:\Windows\{E4640F7E-BC68-4594-B454-310F61DA5F48}.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\{DA077400-F504-4df5-8559-7C3EEB8375DD}.exeC:\Windows\{DA077400-F504-4df5-8559-7C3EEB8375DD}.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\{D20BC6E2-C994-4209-9258-4DE47156B9F0}.exeC:\Windows\{D20BC6E2-C994-4209-9258-4DE47156B9F0}.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\{AB5F07A8-F3AF-445f-91FC-9A407DE5513D}.exeC:\Windows\{AB5F07A8-F3AF-445f-91FC-9A407DE5513D}.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\{BC609AEB-6731-49b0-BC23-A583DC078520}.exeC:\Windows\{BC609AEB-6731-49b0-BC23-A583DC078520}.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\{B35EDFA9-1E7F-4bbe-A0E9-6A857D71A0D9}.exeC:\Windows\{B35EDFA9-1E7F-4bbe-A0E9-6A857D71A0D9}.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\{B9F5CD8A-3C34-4b7c-BB9A-9D523A693F3D}.exeC:\Windows\{B9F5CD8A-3C34-4b7c-BB9A-9D523A693F3D}.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\{B35ED~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\{BC609~1.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\{AB5F0~1.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\{D20BC~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\{DA077~1.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\{E4640~1.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\{EEC73~1.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\{1FB83~1.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\{C672C~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\{D8F98~1.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
{1FB837BC-C9E8-4c83-92FD-60D13CF00E01}.exe
{AB5F07A8-F3AF-445f-91FC-9A407DE5513D}.exe
{B35EDFA9-1E7F-4bbe-A0E9-6A857D71A0D9}.exe
{B9F5CD8A-3C34-4b7c-BB9A-9D523A693F3D}.exe
{BC609AEB-6731-49b0-BC23-A583DC078520}.exe
{C672C5B8-ED92-457c-B6D3-4A4D08E3E482}.exe
{D20BC6E2-C994-4209-9258-4DE47156B9F0}.exe
{D8F98725-F787-4ff0-B32F-C78808A0C526}.exe
{DA077400-F504-4df5-8559-7C3EEB8375DD}.exe
{E4640F7E-BC68-4594-B454-310F61DA5F48}.exe
{EEC735B8-7FDB-4610-90E5-BE9DFC496F62}.exe