Analysis
- max time kernel
148s - max time network
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
20/08/2026, 21:30
General
- Target 2026-08-20_a2bd64ff97c8e2e98c3ded956d1c7038_elex_remcos_wannacry.exe
- Size 64KB
- Sample260820-1crv8aar6x
- SHA256 ea64e5ff4c98bb95d4f70cfa7cae7b148fa5446e1c991047eb7583acafa578e1
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
- Detects 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\2026-08-20_a2bd64ff97c8e2e98c3ded956d1c7038_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_a2bd64ff97c8e2e98c3ded956d1c7038_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\{34F35C4C-42FA-49af-AD3F-36E84E4046EB}.exeC:\Windows\{34F35C4C-42FA-49af-AD3F-36E84E4046EB}.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\{6931A4F7-2C7F-4f0e-A0D1-EF8660C07C44}.exeC:\Windows\{6931A4F7-2C7F-4f0e-A0D1-EF8660C07C44}.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\{4553B792-20E9-4055-9F2F-164F680ACE58}.exeC:\Windows\{4553B792-20E9-4055-9F2F-164F680ACE58}.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\{938E289D-8CD8-487b-B20B-5E324C132927}.exeC:\Windows\{938E289D-8CD8-487b-B20B-5E324C132927}.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\{2F74408F-2CAE-4bd4-9E78-5DFE7AF223DF}.exeC:\Windows\{2F74408F-2CAE-4bd4-9E78-5DFE7AF223DF}.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\{F39DE2B6-47FC-4958-AFC8-F47D9AEF24BD}.exeC:\Windows\{F39DE2B6-47FC-4958-AFC8-F47D9AEF24BD}.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\{5D183D1E-A5AE-48e9-8B05-5F45FF178094}.exeC:\Windows\{5D183D1E-A5AE-48e9-8B05-5F45FF178094}.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\{91208108-F6D3-4f4c-BB28-788C579EE2F5}.exeC:\Windows\{91208108-F6D3-4f4c-BB28-788C579EE2F5}.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\{523600F6-58A3-45a1-AE02-63132C770826}.exeC:\Windows\{523600F6-58A3-45a1-AE02-63132C770826}.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\{FF8BEB97-4359-4cc9-A154-49B92B0DAEE8}.exeC:\Windows\{FF8BEB97-4359-4cc9-A154-49B92B0DAEE8}.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\{7BE77C16-570B-4372-AB5E-B5D1EA7A741A}.exeC:\Windows\{7BE77C16-570B-4372-AB5E-B5D1EA7A741A}.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\{FF8BE~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\{52360~1.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\{91208~1.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\{5D183~1.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\{F39DE~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\{2F744~1.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\{938E2~1.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\{4553B~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\{6931A~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\{34F35~1.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\2026-0~1.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
{2F74408F-2CAE-4bd4-9E78-5DFE7AF223DF}.exe
{34F35C4C-42FA-49af-AD3F-36E84E4046EB}.exe
{4553B792-20E9-4055-9F2F-164F680ACE58}.exe
{523600F6-58A3-45a1-AE02-63132C770826}.exe
{5D183D1E-A5AE-48e9-8B05-5F45FF178094}.exe
{6931A4F7-2C7F-4f0e-A0D1-EF8660C07C44}.exe
{7BE77C16-570B-4372-AB5E-B5D1EA7A741A}.exe
{91208108-F6D3-4f4c-BB28-788C579EE2F5}.exe
{938E289D-8CD8-487b-B20B-5E324C132927}.exe
{F39DE2B6-47FC-4958-AFC8-F47D9AEF24BD}.exe
{FF8BEB97-4359-4cc9-A154-49B92B0DAEE8}.exe
memory/124-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/124-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1236-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1236-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2164-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2164-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2844-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2844-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3272-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3272-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3424-68-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3424-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4592-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4592-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4592-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4624-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4624-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4700-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4700-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4752-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4752-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5384-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5692-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5692-34-0x0000000000400000-0x0000000000410000-memory.dmp