Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
23/10/2026, 13:26
General
- Target 2026-10-23_3743baf1da0fc335213b0cdc3d44df20_elex_remcos_wannacry.exe
- Size 64KB
- Sample261023-qpg7faby9s
- SHA256 e2e73d9eaf777f24b4c38809e091b8cfeeaf17c588ca0573e3610610c5c433ee
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
- Custom signatureDetects 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\2026-10-23_3743baf1da0fc335213b0cdc3d44df20_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-23_3743baf1da0fc335213b0cdc3d44df20_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\{3F878BB6-702E-4074-B40E-E0A101EFF55F}.exeC:\Windows\{3F878BB6-702E-4074-B40E-E0A101EFF55F}.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\{86F8362F-0696-488b-8701-4BE82C8726AD}.exeC:\Windows\{86F8362F-0696-488b-8701-4BE82C8726AD}.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\{1FB8C489-40E6-44da-93A7-9CC1AE5DCD92}.exeC:\Windows\{1FB8C489-40E6-44da-93A7-9CC1AE5DCD92}.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\{507A7309-5DFB-4df5-98A6-A7EE78E1C3D2}.exeC:\Windows\{507A7309-5DFB-4df5-98A6-A7EE78E1C3D2}.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\{8018B142-2940-4640-B66E-337F894332AF}.exeC:\Windows\{8018B142-2940-4640-B66E-337F894332AF}.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\{376C900C-54BE-4ec3-B4E9-86C72F640AA1}.exeC:\Windows\{376C900C-54BE-4ec3-B4E9-86C72F640AA1}.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\{6A0BE770-E0D0-4f43-BF55-3103EB20ACB4}.exeC:\Windows\{6A0BE770-E0D0-4f43-BF55-3103EB20ACB4}.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\{CE00138D-4716-4c4d-A418-57D51F11E299}.exeC:\Windows\{CE00138D-4716-4c4d-A418-57D51F11E299}.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\{013013A7-911A-4b0b-B899-6A9D277CFC1E}.exeC:\Windows\{013013A7-911A-4b0b-B899-6A9D277CFC1E}.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\{CA701540-E25A-4ab4-AE8B-64AC1B6C1DB5}.exeC:\Windows\{CA701540-E25A-4ab4-AE8B-64AC1B6C1DB5}.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\{A0BFF65A-B30D-42a3-BAA2-1196869A9F43}.exeC:\Windows\{A0BFF65A-B30D-42a3-BAA2-1196869A9F43}.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\{CA701~1.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\{01301~1.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\{CE001~1.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\{6A0BE~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\{376C9~1.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\{8018B~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\{507A7~1.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\{1FB8C~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\{86F83~1.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\{3F878~1.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
{013013A7-911A-4b0b-B899-6A9D277CFC1E}.exe
{1FB8C489-40E6-44da-93A7-9CC1AE5DCD92}.exe
{376C900C-54BE-4ec3-B4E9-86C72F640AA1}.exe
{3F878BB6-702E-4074-B40E-E0A101EFF55F}.exe
{507A7309-5DFB-4df5-98A6-A7EE78E1C3D2}.exe
{6A0BE770-E0D0-4f43-BF55-3103EB20ACB4}.exe
{8018B142-2940-4640-B66E-337F894332AF}.exe
{86F8362F-0696-488b-8701-4BE82C8726AD}.exe
{A0BFF65A-B30D-42a3-BAA2-1196869A9F43}.exe
{CA701540-E25A-4ab4-AE8B-64AC1B6C1DB5}.exe
{CE00138D-4716-4c4d-A418-57D51F11E299}.exe
memory/248-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/248-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1104-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1104-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1168-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1168-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2092-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2320-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2320-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2320-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2924-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2924-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3324-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3324-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4244-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4244-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4784-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4784-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4920-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4920-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4920-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5104-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5104-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5708-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5708-62-0x0000000000400000-0x0000000000410000-memory.dmp