Analysis
- max time kernel
148s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/10/2026, 11:54
General
- Target 2026-10-26_9061aca47b07d9010ac367170e435686_elex_remcos_wannacry.exe
- Size 60KB
- Sample261027-n3c4jadx3n
- SHA256 407f27a07e4810f1c465a054d568707873084749622ad6b31adca6943c68909e
Score
10/10
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 11 IoCs
- Detects Windows executables referencing non-Windows User-Agents 11 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\2026-10-26_9061aca47b07d9010ac367170e435686_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_9061aca47b07d9010ac367170e435686_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\{C971054F-911C-43f1-AA4C-86AAEAD4EDAA}.exeC:\Windows\{C971054F-911C-43f1-AA4C-86AAEAD4EDAA}.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\{03478B0E-64B5-44e8-8AEC-8D3296C98DC9}.exeC:\Windows\{03478B0E-64B5-44e8-8AEC-8D3296C98DC9}.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\{139667F0-1030-4cb4-86E2-FA0869D365A1}.exeC:\Windows\{139667F0-1030-4cb4-86E2-FA0869D365A1}.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\{070A3F47-44C0-437d-8984-FB3F944CDE41}.exeC:\Windows\{070A3F47-44C0-437d-8984-FB3F944CDE41}.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\{31B0F45B-D4A6-45ef-8D48-8D0824DBC59A}.exeC:\Windows\{31B0F45B-D4A6-45ef-8D48-8D0824DBC59A}.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\{7D6072CC-E84E-48f5-A5BE-C4D123DB2235}.exeC:\Windows\{7D6072CC-E84E-48f5-A5BE-C4D123DB2235}.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\{D211300D-26C0-49b1-B36E-9BFDB32E6A40}.exeC:\Windows\{D211300D-26C0-49b1-B36E-9BFDB32E6A40}.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\{DA8BED3A-E9F1-450c-8B65-734F51497973}.exeC:\Windows\{DA8BED3A-E9F1-450c-8B65-734F51497973}.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\{6CAC5B6D-C127-42c4-9201-BD04A225D785}.exeC:\Windows\{6CAC5B6D-C127-42c4-9201-BD04A225D785}.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\{36C3D58F-1700-4b80-860B-66D7FC79A61D}.exeC:\Windows\{36C3D58F-1700-4b80-860B-66D7FC79A61D}.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\{AA6B69F6-2632-4f4b-BB8C-E44D12F91F8D}.exeC:\Windows\{AA6B69F6-2632-4f4b-BB8C-E44D12F91F8D}.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\{36C3D~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\{6CAC5~1.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\{DA8BE~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\{D2113~1.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\{7D607~1.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\{31B0F~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\{070A3~1.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\{13966~1.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\{03478~1.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\{C9710~1.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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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
{03478B0E-64B5-44e8-8AEC-8D3296C98DC9}.exe
{070A3F47-44C0-437d-8984-FB3F944CDE41}.exe
{139667F0-1030-4cb4-86E2-FA0869D365A1}.exe
{31B0F45B-D4A6-45ef-8D48-8D0824DBC59A}.exe
{36C3D58F-1700-4b80-860B-66D7FC79A61D}.exe
{6CAC5B6D-C127-42c4-9201-BD04A225D785}.exe
{7D6072CC-E84E-48f5-A5BE-C4D123DB2235}.exe
{AA6B69F6-2632-4f4b-BB8C-E44D12F91F8D}.exe
{C971054F-911C-43f1-AA4C-86AAEAD4EDAA}.exe
{D211300D-26C0-49b1-B36E-9BFDB32E6A40}.exe
{DA8BED3A-E9F1-450c-8B65-734F51497973}.exe