Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
08/08/2026, 08:54
General
- Target 2026-08-08_5dd342c51ba1107e3df49fce8ad5a62d_elex_remcos_wannacry.exe
- Size 59KB
- Sample260808-ktxvsstcpa
- SHA256 ee58f8275f1896dfd9a08dd604e9cc4e347ada8e3af3e28dffd146db432e0a07
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_5dd342c51ba1107e3df49fce8ad5a62d_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_5dd342c51ba1107e3df49fce8ad5a62d_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\{2DB41884-17B2-46e3-9EAA-B967F67C6577}.exeC:\Windows\{2DB41884-17B2-46e3-9EAA-B967F67C6577}.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\{0D73DABF-3279-46d5-8B0E-00FA9E5497F9}.exeC:\Windows\{0D73DABF-3279-46d5-8B0E-00FA9E5497F9}.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\{4F439B5C-8291-4299-92E0-C20FCB54572E}.exeC:\Windows\{4F439B5C-8291-4299-92E0-C20FCB54572E}.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\{C6D58CD3-B477-409c-A770-BA051E0B9F5F}.exeC:\Windows\{C6D58CD3-B477-409c-A770-BA051E0B9F5F}.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\{7B67ECD4-B42A-4006-9524-5E1F1A2DB19C}.exeC:\Windows\{7B67ECD4-B42A-4006-9524-5E1F1A2DB19C}.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\{512F23B6-1A90-40b4-AEC0-E6BCC3840052}.exeC:\Windows\{512F23B6-1A90-40b4-AEC0-E6BCC3840052}.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\{467C3770-8BAA-40a1-8B00-93A44CB80F71}.exeC:\Windows\{467C3770-8BAA-40a1-8B00-93A44CB80F71}.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\{77003A9F-69E8-4579-95EE-8B0505B74AE7}.exeC:\Windows\{77003A9F-69E8-4579-95EE-8B0505B74AE7}.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\{A84EE7AE-6224-4358-AF26-8AC794271E68}.exeC:\Windows\{A84EE7AE-6224-4358-AF26-8AC794271E68}.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\{AC2DBB72-9A67-470d-86D6-5555655BA18F}.exeC:\Windows\{AC2DBB72-9A67-470d-86D6-5555655BA18F}.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\{E540CD26-EDD2-4de7-80C8-8DA10096D682}.exeC:\Windows\{E540CD26-EDD2-4de7-80C8-8DA10096D682}.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\{AC2DB~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\{A84EE~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\{77003~1.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\{467C3~1.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\{512F2~1.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\{7B67E~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\{C6D58~1.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\{4F439~1.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\{0D73D~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\{2DB41~1.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
{0D73DABF-3279-46d5-8B0E-00FA9E5497F9}.exe
{2DB41884-17B2-46e3-9EAA-B967F67C6577}.exe
{467C3770-8BAA-40a1-8B00-93A44CB80F71}.exe
{4F439B5C-8291-4299-92E0-C20FCB54572E}.exe
{512F23B6-1A90-40b4-AEC0-E6BCC3840052}.exe
{77003A9F-69E8-4579-95EE-8B0505B74AE7}.exe
{7B67ECD4-B42A-4006-9524-5E1F1A2DB19C}.exe
{A84EE7AE-6224-4358-AF26-8AC794271E68}.exe
{AC2DBB72-9A67-470d-86D6-5555655BA18F}.exe
{C6D58CD3-B477-409c-A770-BA051E0B9F5F}.exe
{E540CD26-EDD2-4de7-80C8-8DA10096D682}.exe