Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
31/07/2026, 03:09
General
- Target 2026-07-31_5226e08e6fd4db751e941ce8880e4452_elex_remcos_wannacry.exe
- Size 60KB
- Sample260731-dnskkasfle
- SHA256 6b5c84c773fba5df6b49d691a07f80d79d2e8e5123e82daf17ab04f5aca53a0b
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\2026-07-31_5226e08e6fd4db751e941ce8880e4452_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_5226e08e6fd4db751e941ce8880e4452_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\{14418E4A-ADF5-4a3f-86DF-DA74DB2BFFC7}.exeC:\Windows\{14418E4A-ADF5-4a3f-86DF-DA74DB2BFFC7}.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\{B4ED3F24-7441-4771-9BB5-30EB0E310C60}.exeC:\Windows\{B4ED3F24-7441-4771-9BB5-30EB0E310C60}.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\{F8182320-D0CF-4f58-849D-DEB61101F755}.exeC:\Windows\{F8182320-D0CF-4f58-849D-DEB61101F755}.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\{54185088-EBB5-444d-8E5F-DA62403486DD}.exeC:\Windows\{54185088-EBB5-444d-8E5F-DA62403486DD}.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\{991CA545-E41D-40fc-BA93-58631038769C}.exeC:\Windows\{991CA545-E41D-40fc-BA93-58631038769C}.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\{B3EE967A-326A-42dd-89F3-47E74679F3AF}.exeC:\Windows\{B3EE967A-326A-42dd-89F3-47E74679F3AF}.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\{C2269466-9551-4d98-8F67-E28090A085FE}.exeC:\Windows\{C2269466-9551-4d98-8F67-E28090A085FE}.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\{B05FC364-310A-4692-A2B3-8AFF9221FF9E}.exeC:\Windows\{B05FC364-310A-4692-A2B3-8AFF9221FF9E}.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\{E8E3479D-BBAB-4231-99CA-D5FA3B34F2CA}.exeC:\Windows\{E8E3479D-BBAB-4231-99CA-D5FA3B34F2CA}.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\{FB6F6E2A-2517-4164-BA1E-D4193E4758FA}.exeC:\Windows\{FB6F6E2A-2517-4164-BA1E-D4193E4758FA}.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\{509004C8-10E1-44d2-8741-41DF49F679BB}.exeC:\Windows\{509004C8-10E1-44d2-8741-41DF49F679BB}.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\{FB6F6~1.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\{E8E34~1.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\{B05FC~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\{C2269~1.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\{B3EE9~1.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\{991CA~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\{54185~1.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\{F8182~1.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\{B4ED3~1.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\{14418~1.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
{14418E4A-ADF5-4a3f-86DF-DA74DB2BFFC7}.exe
{509004C8-10E1-44d2-8741-41DF49F679BB}.exe
{54185088-EBB5-444d-8E5F-DA62403486DD}.exe
{991CA545-E41D-40fc-BA93-58631038769C}.exe
{B05FC364-310A-4692-A2B3-8AFF9221FF9E}.exe
{B3EE967A-326A-42dd-89F3-47E74679F3AF}.exe
{B4ED3F24-7441-4771-9BB5-30EB0E310C60}.exe
{C2269466-9551-4d98-8F67-E28090A085FE}.exe
{E8E3479D-BBAB-4231-99CA-D5FA3B34F2CA}.exe
{F8182320-D0CF-4f58-849D-DEB61101F755}.exe
{FB6F6E2A-2517-4164-BA1E-D4193E4758FA}.exe
memory/236-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/236-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2416-68-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2416-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2504-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2504-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2516-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2516-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2516-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2836-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2836-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2960-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2960-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3408-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3408-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3588-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3588-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3656-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3656-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4124-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4124-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4340-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4340-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5068-76-0x0000000000400000-0x0000000000410000-memory.dmp