Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
20/09/2026, 18:58
General
- Target 2026-09-20_82738a5040e8c2ea661eff601df406f1_elex_remcos_wannacry.exe
- Size 60KB
- Sample260920-xmpxtsys6p
- SHA256 fcbf58fca8ce4b069de6b12d867034adf968c354e5eb9edb130da9310f01b99f
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\2026-09-20_82738a5040e8c2ea661eff601df406f1_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-20_82738a5040e8c2ea661eff601df406f1_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\{FE3D2FB4-189A-4c69-891C-A71F458DBE3C}.exeC:\Windows\{FE3D2FB4-189A-4c69-891C-A71F458DBE3C}.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\{EE759E3A-E0EE-42d9-9423-21F78B29241D}.exeC:\Windows\{EE759E3A-E0EE-42d9-9423-21F78B29241D}.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\{2551EAAF-C5D4-4919-B81C-636D51D3EAA0}.exeC:\Windows\{2551EAAF-C5D4-4919-B81C-636D51D3EAA0}.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\{6A4B06F1-639A-43d1-87A6-288B86CCD898}.exeC:\Windows\{6A4B06F1-639A-43d1-87A6-288B86CCD898}.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\{E9DCBB1B-8871-4028-95C3-D070E60964A0}.exeC:\Windows\{E9DCBB1B-8871-4028-95C3-D070E60964A0}.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\{72226623-2967-4fe4-8851-D6837C96C6AD}.exeC:\Windows\{72226623-2967-4fe4-8851-D6837C96C6AD}.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\{CA20253E-2EBB-4f38-9B32-F4B54519D751}.exeC:\Windows\{CA20253E-2EBB-4f38-9B32-F4B54519D751}.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\{423E30B8-983D-4390-AD44-8AFD1739FCA9}.exeC:\Windows\{423E30B8-983D-4390-AD44-8AFD1739FCA9}.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\{35C36085-AFB9-467e-B421-B549B44F8C30}.exeC:\Windows\{35C36085-AFB9-467e-B421-B549B44F8C30}.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\{59B6EB02-A46F-4f72-8919-057D91A3F8A6}.exeC:\Windows\{59B6EB02-A46F-4f72-8919-057D91A3F8A6}.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\{289F024B-CC83-4534-ABBF-14E5D35C97BB}.exeC:\Windows\{289F024B-CC83-4534-ABBF-14E5D35C97BB}.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\{59B6E~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\{35C36~1.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\{423E3~1.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\{CA202~1.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\{72226~1.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\{E9DCB~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\{6A4B0~1.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\{2551E~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\{EE759~1.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\{FE3D2~1.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\2026-0~1.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
{2551EAAF-C5D4-4919-B81C-636D51D3EAA0}.exe
{289F024B-CC83-4534-ABBF-14E5D35C97BB}.exe
{35C36085-AFB9-467e-B421-B549B44F8C30}.exe
{423E30B8-983D-4390-AD44-8AFD1739FCA9}.exe
{59B6EB02-A46F-4f72-8919-057D91A3F8A6}.exe
{6A4B06F1-639A-43d1-87A6-288B86CCD898}.exe
{72226623-2967-4fe4-8851-D6837C96C6AD}.exe
{CA20253E-2EBB-4f38-9B32-F4B54519D751}.exe
{E9DCBB1B-8871-4028-95C3-D070E60964A0}.exe
{EE759E3A-E0EE-42d9-9423-21F78B29241D}.exe
{FE3D2FB4-189A-4c69-891C-A71F458DBE3C}.exe