Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
29/10/2026, 12:19
General
- Target 2026-10-29_7056360a96c534ed803d0eda38a8fd02_elex_remcos_wannacry.exe
- Size 60KB
- Sample261029-phay4sc16p
- SHA256 b889da1b9bb88e81db4680f461c1b893b2fe3c471fe74ecc027252985c8b23d8
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 37 IoCs
- Detects Windows executables referencing non-Windows User-Agents 37 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\2026-10-29_7056360a96c534ed803d0eda38a8fd02_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-29_7056360a96c534ed803d0eda38a8fd02_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\{25CF05F5-98D0-412a-B19E-AD0AA2C649AD}.exeC:\Windows\{25CF05F5-98D0-412a-B19E-AD0AA2C649AD}.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\{A19CB45A-4CD6-4623-8BD9-A549BC08E796}.exeC:\Windows\{A19CB45A-4CD6-4623-8BD9-A549BC08E796}.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\{9144BF07-0461-4a63-956A-24AFC3F3188E}.exeC:\Windows\{9144BF07-0461-4a63-956A-24AFC3F3188E}.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\{F81EF2F7-6695-460c-AC0C-2D5F57944B14}.exeC:\Windows\{F81EF2F7-6695-460c-AC0C-2D5F57944B14}.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\{040AF6CF-985E-404d-BCAB-FD14E5FC1EBB}.exeC:\Windows\{040AF6CF-985E-404d-BCAB-FD14E5FC1EBB}.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\{F79CFD7C-776E-4cc8-8D8B-62EE9CD94FDD}.exeC:\Windows\{F79CFD7C-776E-4cc8-8D8B-62EE9CD94FDD}.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\{5743A679-F9A9-48ac-BD38-71A6FAB62387}.exeC:\Windows\{5743A679-F9A9-48ac-BD38-71A6FAB62387}.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\{C5F3EADD-D0F4-4300-A722-4C512EC777FE}.exeC:\Windows\{C5F3EADD-D0F4-4300-A722-4C512EC777FE}.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\{BF46F487-4210-41ec-8028-1EE603267D03}.exeC:\Windows\{BF46F487-4210-41ec-8028-1EE603267D03}.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\{5DA9F196-34AB-40c7-92E1-BAEB0ABFB0AA}.exeC:\Windows\{5DA9F196-34AB-40c7-92E1-BAEB0ABFB0AA}.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\{0A74A5D4-3F1E-4775-8112-75792AF00AD2}.exeC:\Windows\{0A74A5D4-3F1E-4775-8112-75792AF00AD2}.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\{5DA9F~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\{BF46F~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\{C5F3E~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\{5743A~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\{F79CF~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\{040AF~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\{F81EF~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\{9144B~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\{A19CB~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\{25CF0~1.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
{040AF6CF-985E-404d-BCAB-FD14E5FC1EBB}.exe
{0A74A5D4-3F1E-4775-8112-75792AF00AD2}.exe
{25CF05F5-98D0-412a-B19E-AD0AA2C649AD}.exe
{5743A679-F9A9-48ac-BD38-71A6FAB62387}.exe
{5DA9F196-34AB-40c7-92E1-BAEB0ABFB0AA}.exe
{9144BF07-0461-4a63-956A-24AFC3F3188E}.exe
{A19CB45A-4CD6-4623-8BD9-A549BC08E796}.exe
{BF46F487-4210-41ec-8028-1EE603267D03}.exe
{C5F3EADD-D0F4-4300-A722-4C512EC777FE}.exe
{F79CFD7C-776E-4cc8-8D8B-62EE9CD94FDD}.exe
{F81EF2F7-6695-460c-AC0C-2D5F57944B14}.exe
memory/1352-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1352-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2620-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2620-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2776-79-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3428-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3428-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3508-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3508-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3508-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3612-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3612-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3944-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3944-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3944-59-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4176-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4176-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4176-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4436-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4436-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5412-72-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5412-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5832-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5832-65-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5848-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5848-56-0x0000000000400000-0x0000000000410000-memory.dmp