Analysis
- max time kernel
148s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
02/11/2026, 12:53
General
- Target 2026-11-01_a3f8626fa0e4ea4f16e3385f5a9fbd05_elex_remcos_wannacry.exe
- Size 64KB
- Sample261102-p43k9act2j
- SHA256 23f28321022a7bef307c0e56c5e21d95c3c71e679351ce2ed3ae7df840d01a52
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\2026-11-01_a3f8626fa0e4ea4f16e3385f5a9fbd05_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_a3f8626fa0e4ea4f16e3385f5a9fbd05_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\{CA48B95D-A091-479c-BF5D-9C7D27F532C2}.exeC:\Windows\{CA48B95D-A091-479c-BF5D-9C7D27F532C2}.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\{B28C6D91-6E93-448a-93E2-1567A43E3A4B}.exeC:\Windows\{B28C6D91-6E93-448a-93E2-1567A43E3A4B}.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\{207C3B0A-8ECF-4322-9D92-E16001F7A241}.exeC:\Windows\{207C3B0A-8ECF-4322-9D92-E16001F7A241}.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\{E82B96BB-DCE5-42f5-8E31-7FE8406BC0FF}.exeC:\Windows\{E82B96BB-DCE5-42f5-8E31-7FE8406BC0FF}.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\{8B1523E7-6A3F-4f2b-8B39-249212550C7C}.exeC:\Windows\{8B1523E7-6A3F-4f2b-8B39-249212550C7C}.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\{DA74B0D7-C71B-4b9f-8E7B-6E57462C0653}.exeC:\Windows\{DA74B0D7-C71B-4b9f-8E7B-6E57462C0653}.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\{3484D5FF-91E1-4c32-B930-CFDD43DEFD0A}.exeC:\Windows\{3484D5FF-91E1-4c32-B930-CFDD43DEFD0A}.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\{B6DB2D9C-4F12-4bda-9244-46827E729B7C}.exeC:\Windows\{B6DB2D9C-4F12-4bda-9244-46827E729B7C}.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\{F1BD3534-E890-4387-A560-F241EF8B1AEC}.exeC:\Windows\{F1BD3534-E890-4387-A560-F241EF8B1AEC}.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\{7470EB20-5933-43db-9E4C-77FF944DFC34}.exeC:\Windows\{7470EB20-5933-43db-9E4C-77FF944DFC34}.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\{884BBF9B-0D16-41e0-B14E-F3D9B6C4FBD7}.exeC:\Windows\{884BBF9B-0D16-41e0-B14E-F3D9B6C4FBD7}.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\{7470E~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\{F1BD3~1.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\{B6DB2~1.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\{3484D~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\{DA74B~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\{8B152~1.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\{E82B9~1.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\{207C3~1.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\{B28C6~1.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\{CA48B~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
{207C3B0A-8ECF-4322-9D92-E16001F7A241}.exe
{3484D5FF-91E1-4c32-B930-CFDD43DEFD0A}.exe
{7470EB20-5933-43db-9E4C-77FF944DFC34}.exe
{884BBF9B-0D16-41e0-B14E-F3D9B6C4FBD7}.exe
{8B1523E7-6A3F-4f2b-8B39-249212550C7C}.exe
{B28C6D91-6E93-448a-93E2-1567A43E3A4B}.exe
{B6DB2D9C-4F12-4bda-9244-46827E729B7C}.exe
{CA48B95D-A091-479c-BF5D-9C7D27F532C2}.exe
{DA74B0D7-C71B-4b9f-8E7B-6E57462C0653}.exe
{E82B96BB-DCE5-42f5-8E31-7FE8406BC0FF}.exe
{F1BD3534-E890-4387-A560-F241EF8B1AEC}.exe
memory/248-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/248-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/824-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/824-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/824-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2380-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2380-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2768-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2768-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3232-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3232-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3456-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3456-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3524-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3524-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3524-51-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4104-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4104-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4140-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4140-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4432-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4432-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4632-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4632-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5540-77-0x0000000000400000-0x0000000000410000-memory.dmp