Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
15/08/2026, 10:30
General
- Target 2026-08-15_dd21c4cf5573077bbc5c2ae59dc4bc86_elex_remcos_wannacry.exe
- Size 64KB
- Sample260815-mkbbjsak5z
- SHA256 7e866fdcffe577729cb2410788234eb547638adc1704af3ff50d61b19736ca8e
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 37 IoCs
- Detects Windows executables referencing non-Windows User-Agents 37 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\2026-08-15_dd21c4cf5573077bbc5c2ae59dc4bc86_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_dd21c4cf5573077bbc5c2ae59dc4bc86_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\{AD55124B-9EA3-4e5a-9742-0BD2B49A934A}.exeC:\Windows\{AD55124B-9EA3-4e5a-9742-0BD2B49A934A}.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\{EE154351-47E2-4e9a-AA54-02C44B7E9379}.exeC:\Windows\{EE154351-47E2-4e9a-AA54-02C44B7E9379}.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\{361F217D-0158-4121-8413-2396B24202C5}.exeC:\Windows\{361F217D-0158-4121-8413-2396B24202C5}.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\{68C85BC6-8C20-4e03-9304-6FA66713C36A}.exeC:\Windows\{68C85BC6-8C20-4e03-9304-6FA66713C36A}.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\{E4872298-5AEE-413e-AF42-08B878899440}.exeC:\Windows\{E4872298-5AEE-413e-AF42-08B878899440}.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\{F03A3B4A-1683-4f4c-A62D-3657ADA620CC}.exeC:\Windows\{F03A3B4A-1683-4f4c-A62D-3657ADA620CC}.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\{D7B84DDD-456C-4a29-B42A-D0BB648C7562}.exeC:\Windows\{D7B84DDD-456C-4a29-B42A-D0BB648C7562}.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\{5BCFB7C2-4CF6-4392-AF4E-CEDD0F1A3573}.exeC:\Windows\{5BCFB7C2-4CF6-4392-AF4E-CEDD0F1A3573}.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\{3DF198A3-5CAD-4d41-9BD0-7595D55D2ADF}.exeC:\Windows\{3DF198A3-5CAD-4d41-9BD0-7595D55D2ADF}.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\{C610236E-3E4A-4576-AFDF-A59BBC5653AE}.exeC:\Windows\{C610236E-3E4A-4576-AFDF-A59BBC5653AE}.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\{33548EFA-79D2-4e28-A2E9-EC9480375072}.exeC:\Windows\{33548EFA-79D2-4e28-A2E9-EC9480375072}.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\{C6102~1.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\{3DF19~1.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\{5BCFB~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\{D7B84~1.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\{F03A3~1.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\{E4872~1.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\{68C85~1.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\{361F2~1.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\{EE154~1.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\{AD551~1.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
{33548EFA-79D2-4e28-A2E9-EC9480375072}.exe
{361F217D-0158-4121-8413-2396B24202C5}.exe
{3DF198A3-5CAD-4d41-9BD0-7595D55D2ADF}.exe
{5BCFB7C2-4CF6-4392-AF4E-CEDD0F1A3573}.exe
{68C85BC6-8C20-4e03-9304-6FA66713C36A}.exe
{AD55124B-9EA3-4e5a-9742-0BD2B49A934A}.exe
{C610236E-3E4A-4576-AFDF-A59BBC5653AE}.exe
{D7B84DDD-456C-4a29-B42A-D0BB648C7562}.exe
{E4872298-5AEE-413e-AF42-08B878899440}.exe
{EE154351-47E2-4e9a-AA54-02C44B7E9379}.exe
{F03A3B4A-1683-4f4c-A62D-3657ADA620CC}.exe
memory/832-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/832-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1052-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1052-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1052-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1324-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1324-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1324-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1532-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1532-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3356-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3356-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3828-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3828-51-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4276-79-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4528-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4528-65-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4540-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4540-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4540-45-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5168-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5168-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5268-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5268-58-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5920-72-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5920-78-0x0000000000400000-0x0000000000410000-memory.dmp