Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
29/10/2026, 19:27
General
- Target 2026-10-28_c16a8186257762556c46bc252d38fedf_elex_remcos_wannacry.exe
- Size 76KB
- Sample261029-x552rsswbv
- SHA256 147337d48c0cc37285b25adb29dd27c1d4d0c62a904e84809842763951eed38f
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\2026-10-28_c16a8186257762556c46bc252d38fedf_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_c16a8186257762556c46bc252d38fedf_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\{ABF5A5F8-2512-43fd-8DFB-EF46BC6787B7}.exeC:\Windows\{ABF5A5F8-2512-43fd-8DFB-EF46BC6787B7}.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\{04AFEA93-7B89-47df-890E-358066F636E5}.exeC:\Windows\{04AFEA93-7B89-47df-890E-358066F636E5}.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\{B78668B6-149F-4b46-9EFB-96F0C79B0E3A}.exeC:\Windows\{B78668B6-149F-4b46-9EFB-96F0C79B0E3A}.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\{331ACF90-0C21-4c20-8637-1207C53C7704}.exeC:\Windows\{331ACF90-0C21-4c20-8637-1207C53C7704}.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\{BE137B78-93F3-487d-8DE8-93ABF901149A}.exeC:\Windows\{BE137B78-93F3-487d-8DE8-93ABF901149A}.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\{752E8351-F084-4c60-A8DC-3E64407B183F}.exeC:\Windows\{752E8351-F084-4c60-A8DC-3E64407B183F}.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\{1EAA8905-70DD-4bb7-ADE2-720DC42D2318}.exeC:\Windows\{1EAA8905-70DD-4bb7-ADE2-720DC42D2318}.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\{22792CC7-5DF8-4e02-A85F-A14A28CDB787}.exeC:\Windows\{22792CC7-5DF8-4e02-A85F-A14A28CDB787}.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\{0F03DF93-9AA8-479b-99A0-EC4510872B70}.exeC:\Windows\{0F03DF93-9AA8-479b-99A0-EC4510872B70}.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\{73B5901D-8590-4606-ACCF-7B710E0B70D8}.exeC:\Windows\{73B5901D-8590-4606-ACCF-7B710E0B70D8}.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\{B8572E89-C7F0-4d5f-9D3C-467B768A9535}.exeC:\Windows\{B8572E89-C7F0-4d5f-9D3C-467B768A9535}.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\{73B59~1.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\{0F03D~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\{22792~1.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\{1EAA8~1.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\{752E8~1.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\{BE137~1.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\{331AC~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\{B7866~1.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\{04AFE~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\{ABF5A~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
{04AFEA93-7B89-47df-890E-358066F636E5}.exe
{0F03DF93-9AA8-479b-99A0-EC4510872B70}.exe
{1EAA8905-70DD-4bb7-ADE2-720DC42D2318}.exe
{22792CC7-5DF8-4e02-A85F-A14A28CDB787}.exe
{331ACF90-0C21-4c20-8637-1207C53C7704}.exe
{73B5901D-8590-4606-ACCF-7B710E0B70D8}.exe
{752E8351-F084-4c60-A8DC-3E64407B183F}.exe
{ABF5A5F8-2512-43fd-8DFB-EF46BC6787B7}.exe
{B78668B6-149F-4b46-9EFB-96F0C79B0E3A}.exe
{B8572E89-C7F0-4d5f-9D3C-467B768A9535}.exe
{BE137B78-93F3-487d-8DE8-93ABF901149A}.exe