Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
10/08/2026, 12:10
General
- Target 2026-08-10_58c6d347fdd6fa6756927a7f65397230_elex_remcos_wannacry.exe
- Size 59KB
- Sample260810-pb8a2agq9v
- SHA256 aac3c2517640e9e81e505fd503eb22cb2ccf6605d85088f96fbcb3d50a49e655
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\2026-08-10_58c6d347fdd6fa6756927a7f65397230_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_58c6d347fdd6fa6756927a7f65397230_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\{BC5EE22F-B985-4f1c-84B5-F6451DFAE5E6}.exeC:\Windows\{BC5EE22F-B985-4f1c-84B5-F6451DFAE5E6}.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\{2ECAB7C4-AA58-4415-BD60-D6E7FD447505}.exeC:\Windows\{2ECAB7C4-AA58-4415-BD60-D6E7FD447505}.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\{AE48780B-A299-4fe7-BF18-A346B39403CE}.exeC:\Windows\{AE48780B-A299-4fe7-BF18-A346B39403CE}.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\{7C5D767C-827C-4621-8CA4-F2AB5107E696}.exeC:\Windows\{7C5D767C-827C-4621-8CA4-F2AB5107E696}.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\{99A391F3-B758-4de1-9537-F52368D291C4}.exeC:\Windows\{99A391F3-B758-4de1-9537-F52368D291C4}.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\{DA870295-C7AF-4420-80B3-654849EB0198}.exeC:\Windows\{DA870295-C7AF-4420-80B3-654849EB0198}.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\{77333A54-7CA5-4c33-9EE9-1436D151F52F}.exeC:\Windows\{77333A54-7CA5-4c33-9EE9-1436D151F52F}.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\{63CEC651-0BC4-4815-BAA7-92071F2DA0A4}.exeC:\Windows\{63CEC651-0BC4-4815-BAA7-92071F2DA0A4}.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\{89838BE5-60C0-4f8a-8491-2DD8E27D4A69}.exeC:\Windows\{89838BE5-60C0-4f8a-8491-2DD8E27D4A69}.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\{B454A571-4DAE-4b20-BD5B-DD2450A39BE7}.exeC:\Windows\{B454A571-4DAE-4b20-BD5B-DD2450A39BE7}.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\{7F3D378B-CC9D-4657-9306-C04F9D2BDB96}.exeC:\Windows\{7F3D378B-CC9D-4657-9306-C04F9D2BDB96}.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\{B454A~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\{89838~1.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\{63CEC~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\{77333~1.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\{DA870~1.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\{99A39~1.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\{7C5D7~1.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\{AE487~1.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\{2ECAB~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\{BC5EE~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
{2ECAB7C4-AA58-4415-BD60-D6E7FD447505}.exe
{63CEC651-0BC4-4815-BAA7-92071F2DA0A4}.exe
{77333A54-7CA5-4c33-9EE9-1436D151F52F}.exe
{7C5D767C-827C-4621-8CA4-F2AB5107E696}.exe
{7F3D378B-CC9D-4657-9306-C04F9D2BDB96}.exe
{89838BE5-60C0-4f8a-8491-2DD8E27D4A69}.exe
{99A391F3-B758-4de1-9537-F52368D291C4}.exe
{AE48780B-A299-4fe7-BF18-A346B39403CE}.exe
{B454A571-4DAE-4b20-BD5B-DD2450A39BE7}.exe
{BC5EE22F-B985-4f1c-84B5-F6451DFAE5E6}.exe
{DA870295-C7AF-4420-80B3-654849EB0198}.exe