Analysis
- max time kernel
148s - max time network
140s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
09/08/2026, 23:55
General
- Target 2026-08-09_647c3673d083a7fccfeec17076f21fef_elex_remcos_wannacry.exe
- Size 64KB
- Sample260809-3ytcaafn8w
- SHA256 31c2a3b6a2d8dc1f3eba3c1c829354f356dfa4d273800795fd8c8bd169f24699
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 36 IoCs
- Detects Windows executables referencing non-Windows User-Agents 36 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\2026-08-09_647c3673d083a7fccfeec17076f21fef_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_647c3673d083a7fccfeec17076f21fef_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\{D0BBD67D-95E0-46b7-864C-7E6A9568554C}.exeC:\Windows\{D0BBD67D-95E0-46b7-864C-7E6A9568554C}.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\{BA409EB9-8020-4b38-B48B-3407E6D96C01}.exeC:\Windows\{BA409EB9-8020-4b38-B48B-3407E6D96C01}.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\{A1528D77-B6F7-4e47-94B9-E88F7F31D8BF}.exeC:\Windows\{A1528D77-B6F7-4e47-94B9-E88F7F31D8BF}.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\{7F9089FD-1F64-4e80-AFE3-654B5DB8CE9C}.exeC:\Windows\{7F9089FD-1F64-4e80-AFE3-654B5DB8CE9C}.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\{D3F393AA-7CE3-4b39-9685-FA86C9418466}.exeC:\Windows\{D3F393AA-7CE3-4b39-9685-FA86C9418466}.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\{B723E3D4-8274-46a3-8EAD-1A61AC52BE20}.exeC:\Windows\{B723E3D4-8274-46a3-8EAD-1A61AC52BE20}.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\{EF875E3F-16EE-48be-9583-C16F8CBF1406}.exeC:\Windows\{EF875E3F-16EE-48be-9583-C16F8CBF1406}.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\{AE70D37E-760C-4c45-BEB2-AEA3360DD1B0}.exeC:\Windows\{AE70D37E-760C-4c45-BEB2-AEA3360DD1B0}.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\{1235E4AF-9C50-4fbc-BB8E-15ED96256D4B}.exeC:\Windows\{1235E4AF-9C50-4fbc-BB8E-15ED96256D4B}.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\{2AEC1D8A-8003-410c-878B-0A73F0B5AD47}.exeC:\Windows\{2AEC1D8A-8003-410c-878B-0A73F0B5AD47}.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\{90B5B7CB-1910-4c69-B431-C0E0FBE3EE30}.exeC:\Windows\{90B5B7CB-1910-4c69-B431-C0E0FBE3EE30}.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\{2AEC1~1.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\{1235E~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\{AE70D~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\{EF875~1.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\{B723E~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\{D3F39~1.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\{7F908~1.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\{A1528~1.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\{BA409~1.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\{D0BBD~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
{1235E4AF-9C50-4fbc-BB8E-15ED96256D4B}.exe
{2AEC1D8A-8003-410c-878B-0A73F0B5AD47}.exe
{7F9089FD-1F64-4e80-AFE3-654B5DB8CE9C}.exe
{90B5B7CB-1910-4c69-B431-C0E0FBE3EE30}.exe
{A1528D77-B6F7-4e47-94B9-E88F7F31D8BF}.exe
{AE70D37E-760C-4c45-BEB2-AEA3360DD1B0}.exe
{B723E3D4-8274-46a3-8EAD-1A61AC52BE20}.exe
{BA409EB9-8020-4b38-B48B-3407E6D96C01}.exe
{D0BBD67D-95E0-46b7-864C-7E6A9568554C}.exe
{D3F393AA-7CE3-4b39-9685-FA86C9418466}.exe
{EF875E3F-16EE-48be-9583-C16F8CBF1406}.exe
memory/764-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/764-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1096-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1096-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1096-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1172-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1888-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1888-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2664-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2664-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3280-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3280-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3472-65-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3472-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3472-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4644-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4644-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4672-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4672-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5048-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5048-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5256-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5256-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5380-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5380-55-0x0000000000400000-0x0000000000410000-memory.dmp