Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
19/08/2026, 12:24
General
- Target 2026-08-19_f4afce368a8b8050e7ef4563f1c8a6ee_elex_remcos_wannacry.exe
- Size 79KB
- Sample260819-plefpstfpc
- SHA256 32efefdeeef8a8351694e7ccbe82dfed882d8e9f5fa3926c72ea2961f308bad3
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\2026-08-19_f4afce368a8b8050e7ef4563f1c8a6ee_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_f4afce368a8b8050e7ef4563f1c8a6ee_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\{735A7C20-6629-4cd4-B349-2AAE28CEA43B}.exeC:\Windows\{735A7C20-6629-4cd4-B349-2AAE28CEA43B}.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\{1BCAA1CF-B78F-4aa0-974E-62B8DA5A386E}.exeC:\Windows\{1BCAA1CF-B78F-4aa0-974E-62B8DA5A386E}.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\{BD520341-8F98-4ba5-98FF-05DBE58950B1}.exeC:\Windows\{BD520341-8F98-4ba5-98FF-05DBE58950B1}.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\{2597A6EB-BE70-4887-AF47-9952BCFECDE2}.exeC:\Windows\{2597A6EB-BE70-4887-AF47-9952BCFECDE2}.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\{A25BA06A-4DC1-4a3b-9114-B0F0F7ADBD49}.exeC:\Windows\{A25BA06A-4DC1-4a3b-9114-B0F0F7ADBD49}.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\{59D55C11-6FE5-45eb-B48D-7328594AA2A3}.exeC:\Windows\{59D55C11-6FE5-45eb-B48D-7328594AA2A3}.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\{9B037ABB-5E0E-4dcf-87CC-32A41B7D8314}.exeC:\Windows\{9B037ABB-5E0E-4dcf-87CC-32A41B7D8314}.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\{9C12FD33-6550-492e-A376-40415A226D95}.exeC:\Windows\{9C12FD33-6550-492e-A376-40415A226D95}.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\{5AA6ABF8-91D1-4f80-BF14-84A247EBEFF7}.exeC:\Windows\{5AA6ABF8-91D1-4f80-BF14-84A247EBEFF7}.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\{84B88DDA-9AF7-4603-8151-25F30BC6C5E1}.exeC:\Windows\{84B88DDA-9AF7-4603-8151-25F30BC6C5E1}.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\{BDEF0B5F-E989-459c-9918-14B83D3AEC13}.exeC:\Windows\{BDEF0B5F-E989-459c-9918-14B83D3AEC13}.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\{84B88~1.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\{5AA6A~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\{9C12F~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\{9B037~1.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\{59D55~1.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\{A25BA~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\{2597A~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\{BD520~1.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\{1BCAA~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\{735A7~1.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
{1BCAA1CF-B78F-4aa0-974E-62B8DA5A386E}.exe
{2597A6EB-BE70-4887-AF47-9952BCFECDE2}.exe
{59D55C11-6FE5-45eb-B48D-7328594AA2A3}.exe
{5AA6ABF8-91D1-4f80-BF14-84A247EBEFF7}.exe
{735A7C20-6629-4cd4-B349-2AAE28CEA43B}.exe
{84B88DDA-9AF7-4603-8151-25F30BC6C5E1}.exe
{9B037ABB-5E0E-4dcf-87CC-32A41B7D8314}.exe
{9C12FD33-6550-492e-A376-40415A226D95}.exe
{A25BA06A-4DC1-4a3b-9114-B0F0F7ADBD49}.exe
{BD520341-8F98-4ba5-98FF-05DBE58950B1}.exe
{BDEF0B5F-E989-459c-9918-14B83D3AEC13}.exe