Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
18/08/2026, 18:06
General
- Target 2026-08-18_43ac8aaaa1f75c4af2605ccfd24833d7_elex_remcos_wannacry.exe
- Size 64KB
- Sample260818-wpw89axerg
- SHA256 52095425ae92d9dfe73956732b6504a006e9de451551f473d414792804e14f9a
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 36 IoCs
- Detects Windows executables referencing non-Windows User-Agents 36 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\2026-08-18_43ac8aaaa1f75c4af2605ccfd24833d7_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_43ac8aaaa1f75c4af2605ccfd24833d7_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\{FBE2CB2E-D7DD-4d60-9425-7AF230BA8F0E}.exeC:\Windows\{FBE2CB2E-D7DD-4d60-9425-7AF230BA8F0E}.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
-
C:\Windows\{2DD2A748-8080-4cd5-BE6B-F9C42D055A95}.exeC:\Windows\{2DD2A748-8080-4cd5-BE6B-F9C42D055A95}.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\{442F668B-8F1A-4533-B344-6DA64C6A346B}.exeC:\Windows\{442F668B-8F1A-4533-B344-6DA64C6A346B}.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\{CC05C53B-181F-4507-BF6D-CF7BCF47869D}.exeC:\Windows\{CC05C53B-181F-4507-BF6D-CF7BCF47869D}.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\{DDDCDB01-5910-4d21-84EF-B0203D57112C}.exeC:\Windows\{DDDCDB01-5910-4d21-84EF-B0203D57112C}.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\{8A9A158E-981C-4e11-B561-F8D9F316822F}.exeC:\Windows\{8A9A158E-981C-4e11-B561-F8D9F316822F}.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
-
C:\Windows\{64E4D40A-5505-46f7-83C1-2C59A58F7711}.exeC:\Windows\{64E4D40A-5505-46f7-83C1-2C59A58F7711}.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
-
C:\Windows\{F3C7A76F-FE34-4bcb-A57C-FF6DDCC1AA07}.exeC:\Windows\{F3C7A76F-FE34-4bcb-A57C-FF6DDCC1AA07}.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\{A103C91F-E81C-4ee7-8440-83638507E401}.exeC:\Windows\{A103C91F-E81C-4ee7-8440-83638507E401}.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\{8B1AE5B0-1DC8-4ba0-BACF-6CF008B00999}.exeC:\Windows\{8B1AE5B0-1DC8-4ba0-BACF-6CF008B00999}.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\{953E8839-834B-4350-99C7-5CE9531C1AEC}.exeC:\Windows\{953E8839-834B-4350-99C7-5CE9531C1AEC}.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\{8B1AE~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\{A103C~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\{F3C7A~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\{64E4D~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\{8A9A1~1.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\{DDDCD~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\{CC05C~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\{442F6~1.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\{2DD2A~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\{FBE2C~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
{2DD2A748-8080-4cd5-BE6B-F9C42D055A95}.exe
{442F668B-8F1A-4533-B344-6DA64C6A346B}.exe
{64E4D40A-5505-46f7-83C1-2C59A58F7711}.exe
{8A9A158E-981C-4e11-B561-F8D9F316822F}.exe
{8B1AE5B0-1DC8-4ba0-BACF-6CF008B00999}.exe
{953E8839-834B-4350-99C7-5CE9531C1AEC}.exe
{A103C91F-E81C-4ee7-8440-83638507E401}.exe
{CC05C53B-181F-4507-BF6D-CF7BCF47869D}.exe
{DDDCDB01-5910-4d21-84EF-B0203D57112C}.exe
{F3C7A76F-FE34-4bcb-A57C-FF6DDCC1AA07}.exe
{FBE2CB2E-D7DD-4d60-9425-7AF230BA8F0E}.exe
memory/720-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/720-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/720-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1392-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1392-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1564-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1564-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1632-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1632-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2032-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2032-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2484-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2484-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2684-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2684-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2900-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3008-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3008-58-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3008-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3240-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3240-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3348-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3348-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5260-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5260-71-0x0000000000400000-0x0000000000410000-memory.dmp