Analysis
- max time kernel
148s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/10/2026, 09:19
General
- Target 2026-10-28_1b23b96bbe7b16ad0ac016daf5935484_elex_remcos_wannacry.exe
- Size 60KB
- Sample261030-k9953act6n
- SHA256 41d018d38c40ca1ab43aef2e2fc7a0ad75c69980e49b1e3d3c260554aaed6b0e
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
- Custom signatureDetects 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\2026-10-28_1b23b96bbe7b16ad0ac016daf5935484_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_1b23b96bbe7b16ad0ac016daf5935484_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\{A5327613-8F79-4fe1-8795-0E17CBAC3C48}.exeC:\Windows\{A5327613-8F79-4fe1-8795-0E17CBAC3C48}.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\{724FFA4B-7FB1-462c-A787-944B86DC9778}.exeC:\Windows\{724FFA4B-7FB1-462c-A787-944B86DC9778}.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\{C752284D-8CEB-4095-9BDB-E06E7A4E833A}.exeC:\Windows\{C752284D-8CEB-4095-9BDB-E06E7A4E833A}.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\{FD03681E-F5F5-4355-9099-881E47CDFBB4}.exeC:\Windows\{FD03681E-F5F5-4355-9099-881E47CDFBB4}.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\{71CB8231-25D9-49c0-8CB9-B1731AA9B48E}.exeC:\Windows\{71CB8231-25D9-49c0-8CB9-B1731AA9B48E}.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\{D1E1DA69-FAE2-445d-94D2-9EF16B101A0E}.exeC:\Windows\{D1E1DA69-FAE2-445d-94D2-9EF16B101A0E}.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\{C4ACD4FB-58E7-40f7-B59A-4AE01FF12443}.exeC:\Windows\{C4ACD4FB-58E7-40f7-B59A-4AE01FF12443}.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\{7784F8BE-8A2A-4fcf-9564-2F6FD957F0E5}.exeC:\Windows\{7784F8BE-8A2A-4fcf-9564-2F6FD957F0E5}.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\{CD02E053-CCBE-4322-AAC5-B561B43CBE28}.exeC:\Windows\{CD02E053-CCBE-4322-AAC5-B561B43CBE28}.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\{FC39C964-804D-403b-B394-0B42C30D46F3}.exeC:\Windows\{FC39C964-804D-403b-B394-0B42C30D46F3}.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\{98AC2842-435F-4d51-B3AA-5E26C76C9125}.exeC:\Windows\{98AC2842-435F-4d51-B3AA-5E26C76C9125}.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\{FC39C~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\{CD02E~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\{7784F~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\{C4ACD~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\{D1E1D~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\{71CB8~1.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\{FD036~1.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\{C7522~1.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\{724FF~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\{A5327~1.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\2026-1~1.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
{71CB8231-25D9-49c0-8CB9-B1731AA9B48E}.exe
{724FFA4B-7FB1-462c-A787-944B86DC9778}.exe
{7784F8BE-8A2A-4fcf-9564-2F6FD957F0E5}.exe
{98AC2842-435F-4d51-B3AA-5E26C76C9125}.exe
{A5327613-8F79-4fe1-8795-0E17CBAC3C48}.exe
{C4ACD4FB-58E7-40f7-B59A-4AE01FF12443}.exe
{C752284D-8CEB-4095-9BDB-E06E7A4E833A}.exe
{CD02E053-CCBE-4322-AAC5-B561B43CBE28}.exe
{D1E1DA69-FAE2-445d-94D2-9EF16B101A0E}.exe
{FC39C964-804D-403b-B394-0B42C30D46F3}.exe
{FD03681E-F5F5-4355-9099-881E47CDFBB4}.exe