Analysis
- max time kernel
148s - max time network
139s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
31/07/2026, 14:19
General
- Target 2026-07-31_706c29e80c7d7bac703e6c731b9db411_elex_remcos_wannacry.exe
- Size 64KB
- Sample260731-rmt9navbld
- SHA256 87ae9da952f9cb71683a3b058bd814ec2f9d9412193630540f00a74d72ce78cb
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
- Detects 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\2026-07-31_706c29e80c7d7bac703e6c731b9db411_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_706c29e80c7d7bac703e6c731b9db411_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\{AF1772F6-A7A2-4ade-BC70-9FD9304595DD}.exeC:\Windows\{AF1772F6-A7A2-4ade-BC70-9FD9304595DD}.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\{68DF3721-C8F5-4d01-862E-77A7E1DDACEC}.exeC:\Windows\{68DF3721-C8F5-4d01-862E-77A7E1DDACEC}.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\{A4AD46D0-2915-47c5-A1B6-51538ED62186}.exeC:\Windows\{A4AD46D0-2915-47c5-A1B6-51538ED62186}.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\{1E17B491-BEF7-4879-9B44-F921AE8FB4E8}.exeC:\Windows\{1E17B491-BEF7-4879-9B44-F921AE8FB4E8}.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\{CF9ECD9E-37B3-416c-B59D-77A36FBE95A8}.exeC:\Windows\{CF9ECD9E-37B3-416c-B59D-77A36FBE95A8}.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\{9FFD0132-3DAB-4d72-B381-6A5822B23B94}.exeC:\Windows\{9FFD0132-3DAB-4d72-B381-6A5822B23B94}.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\{D6E8A2FF-CC00-4076-9637-FBEC6017AF3D}.exeC:\Windows\{D6E8A2FF-CC00-4076-9637-FBEC6017AF3D}.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\{E460E4FE-F8A4-4c36-B654-55EF62944B69}.exeC:\Windows\{E460E4FE-F8A4-4c36-B654-55EF62944B69}.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\{C7E037A6-3FF8-48f4-9A04-5A77E22FA17A}.exeC:\Windows\{C7E037A6-3FF8-48f4-9A04-5A77E22FA17A}.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\{BE932842-5D70-4f36-8C05-A3E62236D967}.exeC:\Windows\{BE932842-5D70-4f36-8C05-A3E62236D967}.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\{0F4D2EF5-C4EC-4205-8AFC-FCFF1CBD2E36}.exeC:\Windows\{0F4D2EF5-C4EC-4205-8AFC-FCFF1CBD2E36}.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\{BE932~1.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\{C7E03~1.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\{E460E~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\{D6E8A~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\{9FFD0~1.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\{CF9EC~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\{1E17B~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\{A4AD4~1.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\{68DF3~1.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\{AF177~1.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
{0F4D2EF5-C4EC-4205-8AFC-FCFF1CBD2E36}.exe
{1E17B491-BEF7-4879-9B44-F921AE8FB4E8}.exe
{68DF3721-C8F5-4d01-862E-77A7E1DDACEC}.exe
{9FFD0132-3DAB-4d72-B381-6A5822B23B94}.exe
{A4AD46D0-2915-47c5-A1B6-51538ED62186}.exe
{AF1772F6-A7A2-4ade-BC70-9FD9304595DD}.exe
{BE932842-5D70-4f36-8C05-A3E62236D967}.exe
{C7E037A6-3FF8-48f4-9A04-5A77E22FA17A}.exe
{CF9ECD9E-37B3-416c-B59D-77A36FBE95A8}.exe
{D6E8A2FF-CC00-4076-9637-FBEC6017AF3D}.exe
{E460E4FE-F8A4-4c36-B654-55EF62944B69}.exe
memory/360-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/360-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/360-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/832-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/832-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2100-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2100-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2100-37-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2388-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2388-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2564-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2564-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2648-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2648-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3628-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3628-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3804-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3804-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4336-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4336-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4596-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4596-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4684-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4684-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5560-78-0x0000000000400000-0x0000000000410000-memory.dmp