Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/10/2026, 09:44
General
- Target 2026-10-28_160f026050720b816b162d1114996c86_elex_remcos_wannacry.exe
- Size 79KB
- Sample261030-lqwc8sys2p
- SHA256 638bb4fdf135eae88a73fd21f42dc25f261a532a728260fd871a29b0ad84916c
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\2026-10-28_160f026050720b816b162d1114996c86_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_160f026050720b816b162d1114996c86_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\{BF2580B5-290C-42ce-8DD2-3A6CBC849A42}.exeC:\Windows\{BF2580B5-290C-42ce-8DD2-3A6CBC849A42}.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\{98DCD95D-ED35-40a0-BCEB-9BAC639974EE}.exeC:\Windows\{98DCD95D-ED35-40a0-BCEB-9BAC639974EE}.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\{C675E2DC-DFD4-4a0d-9D67-5A889C7608A9}.exeC:\Windows\{C675E2DC-DFD4-4a0d-9D67-5A889C7608A9}.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\{1409ACFA-F23D-40ab-9EEC-154655BC4E7C}.exeC:\Windows\{1409ACFA-F23D-40ab-9EEC-154655BC4E7C}.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\{352E343C-AB8E-434f-BBBA-2661436D2C1E}.exeC:\Windows\{352E343C-AB8E-434f-BBBA-2661436D2C1E}.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\{66FD35BE-1150-4756-88D1-D534067EFC03}.exeC:\Windows\{66FD35BE-1150-4756-88D1-D534067EFC03}.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\{2C5BE99F-95FA-4a09-80EB-741B60983AB5}.exeC:\Windows\{2C5BE99F-95FA-4a09-80EB-741B60983AB5}.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\{85304C2A-0C2A-402f-B8FA-8C3B0C65A0C8}.exeC:\Windows\{85304C2A-0C2A-402f-B8FA-8C3B0C65A0C8}.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\{6A505267-23FE-428f-A6A9-A7631E5B3F7B}.exeC:\Windows\{6A505267-23FE-428f-A6A9-A7631E5B3F7B}.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\{0C233E5B-7AE5-4936-B88B-D068471AB089}.exeC:\Windows\{0C233E5B-7AE5-4936-B88B-D068471AB089}.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\{E0FD8ED0-379B-4323-A54F-263B714FB7A9}.exeC:\Windows\{E0FD8ED0-379B-4323-A54F-263B714FB7A9}.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\{0C233~1.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\{6A505~1.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\{85304~1.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\{2C5BE~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\{66FD3~1.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\{352E3~1.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\{1409A~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\{C675E~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\{98DCD~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\{BF258~1.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
{0C233E5B-7AE5-4936-B88B-D068471AB089}.exe
{1409ACFA-F23D-40ab-9EEC-154655BC4E7C}.exe
{2C5BE99F-95FA-4a09-80EB-741B60983AB5}.exe
{352E343C-AB8E-434f-BBBA-2661436D2C1E}.exe
{66FD35BE-1150-4756-88D1-D534067EFC03}.exe
{6A505267-23FE-428f-A6A9-A7631E5B3F7B}.exe
{85304C2A-0C2A-402f-B8FA-8C3B0C65A0C8}.exe
{98DCD95D-ED35-40a0-BCEB-9BAC639974EE}.exe
{BF2580B5-290C-42ce-8DD2-3A6CBC849A42}.exe
{C675E2DC-DFD4-4a0d-9D67-5A889C7608A9}.exe
{E0FD8ED0-379B-4323-A54F-263B714FB7A9}.exe