Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
28/10/2026, 00:46
General
- Target 2026-10-28_7e9a9a3296c411c12815755fb8cc9fdb_elex_remcos_wannacry.exe
- Size 64KB
- Sample261028-a4vhbahs2x
- SHA256 712541be72e2da0924f7987672a78665bd131d077d30fe4e4242b98724306a63
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\2026-10-28_7e9a9a3296c411c12815755fb8cc9fdb_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_7e9a9a3296c411c12815755fb8cc9fdb_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\{761AAC48-BEF5-49a7-A592-DAB49651F64D}.exeC:\Windows\{761AAC48-BEF5-49a7-A592-DAB49651F64D}.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\{BAC81B08-0D29-4670-8B33-42F6D32ECB92}.exeC:\Windows\{BAC81B08-0D29-4670-8B33-42F6D32ECB92}.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\{38748BCE-6151-44a7-860F-0A3F041FC880}.exeC:\Windows\{38748BCE-6151-44a7-860F-0A3F041FC880}.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\{1605EBBC-1558-4a30-9772-50BD08896456}.exeC:\Windows\{1605EBBC-1558-4a30-9772-50BD08896456}.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\{C0EA45A5-605C-45d4-BB43-30CF8C007671}.exeC:\Windows\{C0EA45A5-605C-45d4-BB43-30CF8C007671}.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\{CF6DE12C-7EB8-45d4-ACF8-843E48A75F22}.exeC:\Windows\{CF6DE12C-7EB8-45d4-ACF8-843E48A75F22}.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\{CE6E5110-89F0-4c7d-A174-73A6A517EDBB}.exeC:\Windows\{CE6E5110-89F0-4c7d-A174-73A6A517EDBB}.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\{984F6E7B-7654-4532-BF4B-2737FAD8A007}.exeC:\Windows\{984F6E7B-7654-4532-BF4B-2737FAD8A007}.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\{17E4F0A2-40D7-417c-9EF3-EF8D4CD1FD0B}.exeC:\Windows\{17E4F0A2-40D7-417c-9EF3-EF8D4CD1FD0B}.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\{672BE713-2CAA-400b-9BC3-694BCC6C63CF}.exeC:\Windows\{672BE713-2CAA-400b-9BC3-694BCC6C63CF}.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\{D3DE6F6D-9D2A-42a0-92CE-9384DC668F1C}.exeC:\Windows\{D3DE6F6D-9D2A-42a0-92CE-9384DC668F1C}.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\{672BE~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\{17E4F~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\{984F6~1.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\{CE6E5~1.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\{CF6DE~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\{C0EA4~1.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\{1605E~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\{38748~1.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\{BAC81~1.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\{761AA~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
{1605EBBC-1558-4a30-9772-50BD08896456}.exe
{17E4F0A2-40D7-417c-9EF3-EF8D4CD1FD0B}.exe
{38748BCE-6151-44a7-860F-0A3F041FC880}.exe
{672BE713-2CAA-400b-9BC3-694BCC6C63CF}.exe
{761AAC48-BEF5-49a7-A592-DAB49651F64D}.exe
{984F6E7B-7654-4532-BF4B-2737FAD8A007}.exe
{BAC81B08-0D29-4670-8B33-42F6D32ECB92}.exe
{C0EA45A5-605C-45d4-BB43-30CF8C007671}.exe
{CE6E5110-89F0-4c7d-A174-73A6A517EDBB}.exe
{CF6DE12C-7EB8-45d4-ACF8-843E48A75F22}.exe
{D3DE6F6D-9D2A-42a0-92CE-9384DC668F1C}.exe
memory/1556-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1556-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2032-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2032-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2268-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2268-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2508-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2508-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2712-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2712-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3120-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3120-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3496-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4296-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4296-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4876-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4876-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4876-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5364-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5364-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5472-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5472-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5792-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5792-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5792-1-0x0000000000400000-0x0000000000410000-memory.dmp