Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
24/10/2026, 15:52
General
- Target 2026-10-22_3dbe8bda3ed353b719f26ec3e7deea44_elex_remcos_wannacry.exe
- Size 60KB
- Sample261024-ta3rdavxft
- SHA256 ba89703ddfd1bd8c7ddc48a36c4e5a15098742d888bb53d54a53e5fae9b89cdf
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\2026-10-22_3dbe8bda3ed353b719f26ec3e7deea44_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_3dbe8bda3ed353b719f26ec3e7deea44_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\{C1B4F68B-048B-43a2-947B-078DD8DAA9CB}.exeC:\Windows\{C1B4F68B-048B-43a2-947B-078DD8DAA9CB}.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\{FF56963A-FD0C-4d9e-9C3D-32DBB1B04658}.exeC:\Windows\{FF56963A-FD0C-4d9e-9C3D-32DBB1B04658}.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\{BA085906-12D9-4f0a-BBE1-E1293BB156AD}.exeC:\Windows\{BA085906-12D9-4f0a-BBE1-E1293BB156AD}.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\{F3C6634B-500A-402e-93E2-274539C1EDDB}.exeC:\Windows\{F3C6634B-500A-402e-93E2-274539C1EDDB}.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\{A5E1D2A5-0745-4f0c-8F8D-F643916848A3}.exeC:\Windows\{A5E1D2A5-0745-4f0c-8F8D-F643916848A3}.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\{370B9296-7285-4747-8BFE-857696E1A917}.exeC:\Windows\{370B9296-7285-4747-8BFE-857696E1A917}.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\{45F6BE56-75D5-4771-91B0-61FCDB3A2B7A}.exeC:\Windows\{45F6BE56-75D5-4771-91B0-61FCDB3A2B7A}.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\{2D00D7DB-CF70-4614-AA1B-046AFED993D4}.exeC:\Windows\{2D00D7DB-CF70-4614-AA1B-046AFED993D4}.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\{78115C54-400D-4170-9B24-432F849806EF}.exeC:\Windows\{78115C54-400D-4170-9B24-432F849806EF}.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\{9F3ACB88-2AC6-4849-9FAF-3B244762A877}.exeC:\Windows\{9F3ACB88-2AC6-4849-9FAF-3B244762A877}.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\{6EC57D0A-7F26-4f10-81D5-6E8B5B12953E}.exeC:\Windows\{6EC57D0A-7F26-4f10-81D5-6E8B5B12953E}.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\{9F3AC~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\{78115~1.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\{2D00D~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\{45F6B~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\{370B9~1.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\{A5E1D~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\{F3C66~1.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\{BA085~1.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\{FF569~1.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\{C1B4F~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
{2D00D7DB-CF70-4614-AA1B-046AFED993D4}.exe
{370B9296-7285-4747-8BFE-857696E1A917}.exe
{45F6BE56-75D5-4771-91B0-61FCDB3A2B7A}.exe
{6EC57D0A-7F26-4f10-81D5-6E8B5B12953E}.exe
{78115C54-400D-4170-9B24-432F849806EF}.exe
{9F3ACB88-2AC6-4849-9FAF-3B244762A877}.exe
{A5E1D2A5-0745-4f0c-8F8D-F643916848A3}.exe
{BA085906-12D9-4f0a-BBE1-E1293BB156AD}.exe
{C1B4F68B-048B-43a2-947B-078DD8DAA9CB}.exe
{F3C6634B-500A-402e-93E2-274539C1EDDB}.exe
{FF56963A-FD0C-4d9e-9C3D-32DBB1B04658}.exe
memory/628-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/628-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/628-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/940-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/940-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1020-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1020-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1140-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1140-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1140-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1532-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1532-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1760-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1760-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2588-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2588-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2908-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3432-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3432-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3488-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3488-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4820-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4820-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5296-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5296-29-0x0000000000400000-0x0000000000410000-memory.dmp