Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/10/2026, 16:46
General
- Target 2026-10-26_5965fdbfb26082a1befca3b813f967be_elex_remcos_wannacry.exe
- Size 76KB
- Sample261027-vacevsfv2q
- SHA256 b5d4d06e1b9dedb4b82a5dce37cc1a0bf018c7fed93f573436931810a2eaa8e9
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\2026-10-26_5965fdbfb26082a1befca3b813f967be_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_5965fdbfb26082a1befca3b813f967be_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\{83B64E21-3279-4ec9-B729-5120B99E7E13}.exeC:\Windows\{83B64E21-3279-4ec9-B729-5120B99E7E13}.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\{EAA195CC-4A06-4ff6-BFF6-B3A26A91488F}.exeC:\Windows\{EAA195CC-4A06-4ff6-BFF6-B3A26A91488F}.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\{FD33484D-760E-42b5-ABA1-47AAF553FC84}.exeC:\Windows\{FD33484D-760E-42b5-ABA1-47AAF553FC84}.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\{6EA6C811-4308-4ff1-8BE6-365F697FB6C5}.exeC:\Windows\{6EA6C811-4308-4ff1-8BE6-365F697FB6C5}.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\{5A9B9A78-C71C-4d30-8878-60C78020000E}.exeC:\Windows\{5A9B9A78-C71C-4d30-8878-60C78020000E}.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\{61F884FC-7578-4837-AFEA-A90850BCC063}.exeC:\Windows\{61F884FC-7578-4837-AFEA-A90850BCC063}.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\{C61F2A44-6672-4ee9-8F8D-4BB33B63BE28}.exeC:\Windows\{C61F2A44-6672-4ee9-8F8D-4BB33B63BE28}.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\{7ABE7668-5842-44e1-B180-E684906A5C73}.exeC:\Windows\{7ABE7668-5842-44e1-B180-E684906A5C73}.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\{8D644773-055D-46e5-8DF4-D378FF8537B6}.exeC:\Windows\{8D644773-055D-46e5-8DF4-D378FF8537B6}.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\{B9A508D9-61F5-426a-A582-389565878185}.exeC:\Windows\{B9A508D9-61F5-426a-A582-389565878185}.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\{BCE44478-6D44-4f4e-B447-BC03EBB543A9}.exeC:\Windows\{BCE44478-6D44-4f4e-B447-BC03EBB543A9}.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\{B9A50~1.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\{8D644~1.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\{7ABE7~1.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\{C61F2~1.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\{61F88~1.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\{5A9B9~1.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\{6EA6C~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\{FD334~1.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\{EAA19~1.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\{83B64~1.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
{5A9B9A78-C71C-4d30-8878-60C78020000E}.exe
{61F884FC-7578-4837-AFEA-A90850BCC063}.exe
{6EA6C811-4308-4ff1-8BE6-365F697FB6C5}.exe
{7ABE7668-5842-44e1-B180-E684906A5C73}.exe
{83B64E21-3279-4ec9-B729-5120B99E7E13}.exe
{8D644773-055D-46e5-8DF4-D378FF8537B6}.exe
{B9A508D9-61F5-426a-A582-389565878185}.exe
{BCE44478-6D44-4f4e-B447-BC03EBB543A9}.exe
{C61F2A44-6672-4ee9-8F8D-4BB33B63BE28}.exe
{EAA195CC-4A06-4ff6-BFF6-B3A26A91488F}.exe
{FD33484D-760E-42b5-ABA1-47AAF553FC84}.exe