Analysis
- max time kernel
148s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
08/08/2026, 08:56
General
- Target 2026-08-08_441c170a634817577a8e95a786fb02e8_elex_remcos_wannacry.exe
- Size 60KB
- Sample260808-kv8npacf43
- SHA256 1a5c4e1d175fe1af2015862b3f797bbfd433ebc06de8c5dc7521ab0cb48a1332
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\2026-08-08_441c170a634817577a8e95a786fb02e8_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_441c170a634817577a8e95a786fb02e8_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\{B25C4E01-1CDF-4bcc-9638-0165B94DCB41}.exeC:\Windows\{B25C4E01-1CDF-4bcc-9638-0165B94DCB41}.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\{D457A1D9-DFA6-41fe-B29B-B0371389F369}.exeC:\Windows\{D457A1D9-DFA6-41fe-B29B-B0371389F369}.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\{1B0C9FDF-C214-4896-BE07-5849F0FD8B28}.exeC:\Windows\{1B0C9FDF-C214-4896-BE07-5849F0FD8B28}.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\{DB43317C-824D-4978-8717-B424B7710CDB}.exeC:\Windows\{DB43317C-824D-4978-8717-B424B7710CDB}.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\{77B2AF25-3CEF-4380-A401-42E77C1DBEAE}.exeC:\Windows\{77B2AF25-3CEF-4380-A401-42E77C1DBEAE}.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\{8905121D-2DC7-4056-BE5C-FB0FC43BFA23}.exeC:\Windows\{8905121D-2DC7-4056-BE5C-FB0FC43BFA23}.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\{A2916753-A66F-4818-A977-3807684DF4DD}.exeC:\Windows\{A2916753-A66F-4818-A977-3807684DF4DD}.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\{0575E7E3-4872-4a31-B5C4-1BDA940BD342}.exeC:\Windows\{0575E7E3-4872-4a31-B5C4-1BDA940BD342}.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\{20FD93F3-181C-46f3-BB18-23F26DE70452}.exeC:\Windows\{20FD93F3-181C-46f3-BB18-23F26DE70452}.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\{4A55902C-7957-4a00-B1FB-B1D3C602FF3F}.exeC:\Windows\{4A55902C-7957-4a00-B1FB-B1D3C602FF3F}.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\{D84291BB-EBFC-4ca3-A3BA-5CFA18C4698A}.exeC:\Windows\{D84291BB-EBFC-4ca3-A3BA-5CFA18C4698A}.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\{4A559~1.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\{20FD9~1.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\{0575E~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\{A2916~1.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\{89051~1.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\{77B2A~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\{DB433~1.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\{1B0C9~1.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\{D457A~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\{B25C4~1.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
{0575E7E3-4872-4a31-B5C4-1BDA940BD342}.exe
{1B0C9FDF-C214-4896-BE07-5849F0FD8B28}.exe
{20FD93F3-181C-46f3-BB18-23F26DE70452}.exe
{4A55902C-7957-4a00-B1FB-B1D3C602FF3F}.exe
{77B2AF25-3CEF-4380-A401-42E77C1DBEAE}.exe
{8905121D-2DC7-4056-BE5C-FB0FC43BFA23}.exe
{A2916753-A66F-4818-A977-3807684DF4DD}.exe
{B25C4E01-1CDF-4bcc-9638-0165B94DCB41}.exe
{D457A1D9-DFA6-41fe-B29B-B0371389F369}.exe
{D84291BB-EBFC-4ca3-A3BA-5CFA18C4698A}.exe
{DB43317C-824D-4978-8717-B424B7710CDB}.exe