Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
17/10/2026, 18:24
General
- Target 2026-10-16_487730b43bee1be4e95ac824b358ef48_elex_remcos_wannacry.exe
- Size 60KB
- Sample261017-w16basay8k
- SHA256 4026e610e32376dbc86eac3a51c7b206382da005430521118e4b774409691c92
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\2026-10-16_487730b43bee1be4e95ac824b358ef48_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-16_487730b43bee1be4e95ac824b358ef48_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\{08FE369D-9DF5-4b75-B11F-5DC21F1739B6}.exeC:\Windows\{08FE369D-9DF5-4b75-B11F-5DC21F1739B6}.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\{810B302E-0752-4385-96CF-D09934D680D9}.exeC:\Windows\{810B302E-0752-4385-96CF-D09934D680D9}.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\{AFFCCCBD-49FF-4080-BD4D-6E6879833402}.exeC:\Windows\{AFFCCCBD-49FF-4080-BD4D-6E6879833402}.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\{A62FA058-4AFF-4def-B3F0-73B889005D8F}.exeC:\Windows\{A62FA058-4AFF-4def-B3F0-73B889005D8F}.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\{DF1AD7EC-9D00-4c56-AD20-38CABD0C83D9}.exeC:\Windows\{DF1AD7EC-9D00-4c56-AD20-38CABD0C83D9}.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\{EFFF1FE4-CD18-413b-81F7-F332B0C67111}.exeC:\Windows\{EFFF1FE4-CD18-413b-81F7-F332B0C67111}.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\{D6D46312-A9DD-4335-9642-81E7BB7DB109}.exeC:\Windows\{D6D46312-A9DD-4335-9642-81E7BB7DB109}.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\{F4A5EED2-AB14-4c2d-A28C-CAB160DBBEF8}.exeC:\Windows\{F4A5EED2-AB14-4c2d-A28C-CAB160DBBEF8}.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\{710CF95B-E1DF-40c0-B3DF-F9E421A51594}.exeC:\Windows\{710CF95B-E1DF-40c0-B3DF-F9E421A51594}.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\{0228BDC5-47B5-41e8-8EDC-E90EA99A033B}.exeC:\Windows\{0228BDC5-47B5-41e8-8EDC-E90EA99A033B}.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\{A1FBC757-D70B-4bb9-86F0-E663E1BE5A37}.exeC:\Windows\{A1FBC757-D70B-4bb9-86F0-E663E1BE5A37}.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\{0228B~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\{710CF~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\{F4A5E~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\{D6D46~1.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\{EFFF1~1.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\{DF1AD~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\{A62FA~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\{AFFCC~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\{810B3~1.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\{08FE3~1.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
{0228BDC5-47B5-41e8-8EDC-E90EA99A033B}.exe
{08FE369D-9DF5-4b75-B11F-5DC21F1739B6}.exe
{710CF95B-E1DF-40c0-B3DF-F9E421A51594}.exe
{810B302E-0752-4385-96CF-D09934D680D9}.exe
{A1FBC757-D70B-4bb9-86F0-E663E1BE5A37}.exe
{A62FA058-4AFF-4def-B3F0-73B889005D8F}.exe
{AFFCCCBD-49FF-4080-BD4D-6E6879833402}.exe
{D6D46312-A9DD-4335-9642-81E7BB7DB109}.exe
{DF1AD7EC-9D00-4c56-AD20-38CABD0C83D9}.exe
{EFFF1FE4-CD18-413b-81F7-F332B0C67111}.exe
{F4A5EED2-AB14-4c2d-A28C-CAB160DBBEF8}.exe