Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
24/10/2026, 05:09
General
- Target 2026-10-22_8df9fb77b48736e2776720799affa390_elex_remcos_wannacry.exe
- Size 60KB
- Sample261024-ftgrcsxs8r
- SHA256 158fd24e1950f223904661757c44ea60de6942712d49689c6008f8f80902c3e2
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\2026-10-22_8df9fb77b48736e2776720799affa390_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_8df9fb77b48736e2776720799affa390_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\{38940F28-16AC-44c2-904E-238F4B730498}.exeC:\Windows\{38940F28-16AC-44c2-904E-238F4B730498}.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\{3A990795-7C1D-4525-A15D-CEEC596977F6}.exeC:\Windows\{3A990795-7C1D-4525-A15D-CEEC596977F6}.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\{E28A2EDA-D63B-4956-95AC-D8F2408C92D5}.exeC:\Windows\{E28A2EDA-D63B-4956-95AC-D8F2408C92D5}.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\{589D4506-DF0B-4343-8C41-DC022ED4FF76}.exeC:\Windows\{589D4506-DF0B-4343-8C41-DC022ED4FF76}.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\{4354D5FE-732F-47d6-8C40-C9066ABFFC17}.exeC:\Windows\{4354D5FE-732F-47d6-8C40-C9066ABFFC17}.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\{F9851328-DC5A-44a2-AD9C-4DCC50850FF4}.exeC:\Windows\{F9851328-DC5A-44a2-AD9C-4DCC50850FF4}.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\{2465EEE1-0CC4-4578-AAE8-D7B81EB9497B}.exeC:\Windows\{2465EEE1-0CC4-4578-AAE8-D7B81EB9497B}.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\{4D51538D-089C-482b-A492-C4725F5CFC86}.exeC:\Windows\{4D51538D-089C-482b-A492-C4725F5CFC86}.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\{01FA3B1F-20A8-4b49-85F7-57A3D5356046}.exeC:\Windows\{01FA3B1F-20A8-4b49-85F7-57A3D5356046}.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\{D58A4D5D-F090-4db9-8E72-9550E440DFE9}.exeC:\Windows\{D58A4D5D-F090-4db9-8E72-9550E440DFE9}.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\{7DA24C48-CC6F-49a4-B04C-6FBA1A60FC7C}.exeC:\Windows\{7DA24C48-CC6F-49a4-B04C-6FBA1A60FC7C}.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\{D58A4~1.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\{01FA3~1.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\{4D515~1.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\{2465E~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\{F9851~1.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\{4354D~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\{589D4~1.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\{E28A2~1.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\{3A990~1.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\{38940~1.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
{01FA3B1F-20A8-4b49-85F7-57A3D5356046}.exe
{2465EEE1-0CC4-4578-AAE8-D7B81EB9497B}.exe
{38940F28-16AC-44c2-904E-238F4B730498}.exe
{3A990795-7C1D-4525-A15D-CEEC596977F6}.exe
{4354D5FE-732F-47d6-8C40-C9066ABFFC17}.exe
{4D51538D-089C-482b-A492-C4725F5CFC86}.exe
{589D4506-DF0B-4343-8C41-DC022ED4FF76}.exe
{7DA24C48-CC6F-49a4-B04C-6FBA1A60FC7C}.exe
{D58A4D5D-F090-4db9-8E72-9550E440DFE9}.exe
{E28A2EDA-D63B-4956-95AC-D8F2408C92D5}.exe
{F9851328-DC5A-44a2-AD9C-4DCC50850FF4}.exe