Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/10/2026, 05:14
General
- Target 2026-10-28_4a9ddba92d147540f31ea2ffdffd9f2c_elex_remcos_wannacry.exe
- Size 60KB
- Sample261030-fxd5msww4j
- SHA256 c05d3468fe7bd340eaf4d23a507b690488b4683b123711330656aedadb6f8981
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 36 IoCs
- Custom signatureDetects Windows executables referencing non-Windows User-Agents 36 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_4a9ddba92d147540f31ea2ffdffd9f2c_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_4a9ddba92d147540f31ea2ffdffd9f2c_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\{CA258F83-E024-416d-95EB-7355F7A179E7}.exeC:\Windows\{CA258F83-E024-416d-95EB-7355F7A179E7}.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\{DBC94315-C40B-49ef-8A17-7DEE1712A581}.exeC:\Windows\{DBC94315-C40B-49ef-8A17-7DEE1712A581}.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\{A7C73DC3-5212-4270-8D17-47F9E1C3A6C4}.exeC:\Windows\{A7C73DC3-5212-4270-8D17-47F9E1C3A6C4}.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\{5E44EAD5-CC48-4b00-ACC7-423806FE76CC}.exeC:\Windows\{5E44EAD5-CC48-4b00-ACC7-423806FE76CC}.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\{65169541-01B5-4909-882C-1330260B6FED}.exeC:\Windows\{65169541-01B5-4909-882C-1330260B6FED}.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\{076EBDAB-94AF-4a14-AC94-4CEDFC8F8021}.exeC:\Windows\{076EBDAB-94AF-4a14-AC94-4CEDFC8F8021}.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\{6478D560-F5F7-4e82-BF05-3FB722234EB4}.exeC:\Windows\{6478D560-F5F7-4e82-BF05-3FB722234EB4}.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\{90FDD610-202F-4913-A50F-B7E8A770D907}.exeC:\Windows\{90FDD610-202F-4913-A50F-B7E8A770D907}.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\{9BC2ABA7-AFB9-4e88-A3E0-01D549D03EF3}.exeC:\Windows\{9BC2ABA7-AFB9-4e88-A3E0-01D549D03EF3}.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\{E396458D-29FA-4c04-AF2A-54D2C3FF14AF}.exeC:\Windows\{E396458D-29FA-4c04-AF2A-54D2C3FF14AF}.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\{5FB8C274-4A2B-42ba-8475-9A98122CD9B2}.exeC:\Windows\{5FB8C274-4A2B-42ba-8475-9A98122CD9B2}.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\{E3964~1.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\{9BC2A~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\{90FDD~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\{6478D~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\{076EB~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\{65169~1.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\{5E44E~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\{A7C73~1.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\{DBC94~1.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\{CA258~1.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
{076EBDAB-94AF-4a14-AC94-4CEDFC8F8021}.exe
{5E44EAD5-CC48-4b00-ACC7-423806FE76CC}.exe
{5FB8C274-4A2B-42ba-8475-9A98122CD9B2}.exe
{6478D560-F5F7-4e82-BF05-3FB722234EB4}.exe
{65169541-01B5-4909-882C-1330260B6FED}.exe
{90FDD610-202F-4913-A50F-B7E8A770D907}.exe
{9BC2ABA7-AFB9-4e88-A3E0-01D549D03EF3}.exe
{A7C73DC3-5212-4270-8D17-47F9E1C3A6C4}.exe
{CA258F83-E024-416d-95EB-7355F7A179E7}.exe
{DBC94315-C40B-49ef-8A17-7DEE1712A581}.exe
{E396458D-29FA-4c04-AF2A-54D2C3FF14AF}.exe
memory/268-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/268-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/944-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/944-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1200-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1200-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1228-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1228-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1660-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1660-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2692-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2692-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2768-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4288-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4288-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4288-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4324-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4324-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4324-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5388-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5388-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5440-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5440-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6068-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6068-27-0x0000000000400000-0x0000000000410000-memory.dmp