Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/10/2026, 00:41
General
- Target 2026-10-26_fff3b865ab061b71b93ddf57222884f2_elex_remcos_wannacry.exe
- Size 76KB
- Sample261027-a17cpsxt9q
- SHA256 e21daebf42ec9fdfefaa819e1f7fb9d4e28f748c50f08b41413596abc329c022
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_fff3b865ab061b71b93ddf57222884f2_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_fff3b865ab061b71b93ddf57222884f2_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\{63083BAE-AE84-436d-98D6-9546E60AC7A3}.exeC:\Windows\{63083BAE-AE84-436d-98D6-9546E60AC7A3}.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\{C21C11EA-92EA-4efd-B7FE-4FED0C834274}.exeC:\Windows\{C21C11EA-92EA-4efd-B7FE-4FED0C834274}.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\{0ED60096-EF53-48df-8993-80339B0826C2}.exeC:\Windows\{0ED60096-EF53-48df-8993-80339B0826C2}.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\{04F7C2FA-7E00-4f80-BA2B-A25B7FFC1D09}.exeC:\Windows\{04F7C2FA-7E00-4f80-BA2B-A25B7FFC1D09}.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\{432E1B4D-EC3D-4b6d-AFCB-689C2F36950D}.exeC:\Windows\{432E1B4D-EC3D-4b6d-AFCB-689C2F36950D}.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\{B42B148F-7E1C-4df9-8608-A3382144FD93}.exeC:\Windows\{B42B148F-7E1C-4df9-8608-A3382144FD93}.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\{7C418FC2-BB0D-4c5d-B935-AB0A961799DF}.exeC:\Windows\{7C418FC2-BB0D-4c5d-B935-AB0A961799DF}.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\{E5150C9D-7A84-4a7b-9D0B-2C3E9788BBAD}.exeC:\Windows\{E5150C9D-7A84-4a7b-9D0B-2C3E9788BBAD}.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\{F51ECD8E-513F-445b-A5D7-FA5E9B95BC32}.exeC:\Windows\{F51ECD8E-513F-445b-A5D7-FA5E9B95BC32}.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\{5CBFB84A-93AB-483a-B3DA-07152B614C21}.exeC:\Windows\{5CBFB84A-93AB-483a-B3DA-07152B614C21}.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\{5B3CBB93-923E-4d3c-BE94-F4C9B9F757C0}.exeC:\Windows\{5B3CBB93-923E-4d3c-BE94-F4C9B9F757C0}.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\{5CBFB~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\{F51EC~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\{E5150~1.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\{7C418~1.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\{B42B1~1.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\{432E1~1.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\{04F7C~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\{0ED60~1.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\{C21C1~1.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\{63083~1.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
{04F7C2FA-7E00-4f80-BA2B-A25B7FFC1D09}.exe
{0ED60096-EF53-48df-8993-80339B0826C2}.exe
{432E1B4D-EC3D-4b6d-AFCB-689C2F36950D}.exe
{5B3CBB93-923E-4d3c-BE94-F4C9B9F757C0}.exe
{5CBFB84A-93AB-483a-B3DA-07152B614C21}.exe
{63083BAE-AE84-436d-98D6-9546E60AC7A3}.exe
{7C418FC2-BB0D-4c5d-B935-AB0A961799DF}.exe
{B42B148F-7E1C-4df9-8608-A3382144FD93}.exe
{C21C11EA-92EA-4efd-B7FE-4FED0C834274}.exe
{E5150C9D-7A84-4a7b-9D0B-2C3E9788BBAD}.exe
{F51ECD8E-513F-445b-A5D7-FA5E9B95BC32}.exe