Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
28/10/2026, 01:04
General
- Target 2026-10-27_fde0040fc51e0e9dfb2398a947b09783_elex_remcos_wannacry.exe
- Size 79KB
- Sample261028-bff6fsfa77
- SHA256 f827ed5b1fe7b88c5b96ed74f97dee73b6380cfef0495c6a67dfead2d9e0ca25
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\2026-10-27_fde0040fc51e0e9dfb2398a947b09783_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-27_fde0040fc51e0e9dfb2398a947b09783_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\{19C531FD-DAEE-410a-AE99-F0FDC43A1C72}.exeC:\Windows\{19C531FD-DAEE-410a-AE99-F0FDC43A1C72}.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\{49D4BDFC-5529-4824-9DCD-3CBEF2ED6249}.exeC:\Windows\{49D4BDFC-5529-4824-9DCD-3CBEF2ED6249}.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
-
C:\Windows\{B4D7B7A7-2A60-45d9-9DCF-1F9BC063A7DB}.exeC:\Windows\{B4D7B7A7-2A60-45d9-9DCF-1F9BC063A7DB}.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\{2C98CC7A-D8DA-4cf2-B678-6B9CEBD018D6}.exeC:\Windows\{2C98CC7A-D8DA-4cf2-B678-6B9CEBD018D6}.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\{50713846-8948-43b9-BD1B-2B217BEC9176}.exeC:\Windows\{50713846-8948-43b9-BD1B-2B217BEC9176}.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\{41C7A624-88C5-413b-96BE-5E82176F3504}.exeC:\Windows\{41C7A624-88C5-413b-96BE-5E82176F3504}.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\{5E1EFD47-6E3C-4b09-B6E3-61FB3E497099}.exeC:\Windows\{5E1EFD47-6E3C-4b09-B6E3-61FB3E497099}.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\{C610573A-4293-4833-8EBD-51EBC3BA9FA1}.exeC:\Windows\{C610573A-4293-4833-8EBD-51EBC3BA9FA1}.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\{62864FEE-8765-45f4-AC80-E9408F58A989}.exeC:\Windows\{62864FEE-8765-45f4-AC80-E9408F58A989}.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\{37AEBFC0-0B9A-4ac9-8FD9-F900FC997771}.exeC:\Windows\{37AEBFC0-0B9A-4ac9-8FD9-F900FC997771}.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\{8FA92025-74F4-4a13-AE63-46BB611EF4CF}.exeC:\Windows\{8FA92025-74F4-4a13-AE63-46BB611EF4CF}.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\{37AEB~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\{62864~1.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\{C6105~1.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\{5E1EF~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\{41C7A~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\{50713~1.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\{2C98C~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\{B4D7B~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\{49D4B~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\{19C53~1.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
{19C531FD-DAEE-410a-AE99-F0FDC43A1C72}.exe
{2C98CC7A-D8DA-4cf2-B678-6B9CEBD018D6}.exe
{37AEBFC0-0B9A-4ac9-8FD9-F900FC997771}.exe
{41C7A624-88C5-413b-96BE-5E82176F3504}.exe
{49D4BDFC-5529-4824-9DCD-3CBEF2ED6249}.exe
{50713846-8948-43b9-BD1B-2B217BEC9176}.exe
{5E1EFD47-6E3C-4b09-B6E3-61FB3E497099}.exe
{62864FEE-8765-45f4-AC80-E9408F58A989}.exe
{8FA92025-74F4-4a13-AE63-46BB611EF4CF}.exe
{B4D7B7A7-2A60-45d9-9DCF-1F9BC063A7DB}.exe
{C610573A-4293-4833-8EBD-51EBC3BA9FA1}.exe