Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/10/2026, 04:18
General
- Target 2026-10-26_e401a94b101908f58b525862b719c549_elex_remcos_wannacry.exe
- Size 76KB
- Sample261027-ew4s8scf57
- SHA256 70cf572670393156fd178957a9158df6890ff9e8e33769e484e2d98610f4478d
Score
10/10
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 11 IoCs
- Detects Windows executables referencing non-Windows User-Agents 11 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\2026-10-26_e401a94b101908f58b525862b719c549_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_e401a94b101908f58b525862b719c549_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\{3F5C3019-E874-416c-9036-84DC0E9D75D4}.exeC:\Windows\{3F5C3019-E874-416c-9036-84DC0E9D75D4}.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\{D1BF8928-2198-4058-8DC5-985BE6329CCF}.exeC:\Windows\{D1BF8928-2198-4058-8DC5-985BE6329CCF}.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\{DC8CB12E-A331-4f2c-B9F4-CEE7BA2BD65E}.exeC:\Windows\{DC8CB12E-A331-4f2c-B9F4-CEE7BA2BD65E}.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\{6A588E49-2D6E-4ec8-AF07-3D72DF860183}.exeC:\Windows\{6A588E49-2D6E-4ec8-AF07-3D72DF860183}.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\{2CE74228-6E07-463c-9C78-9FD2AB191F90}.exeC:\Windows\{2CE74228-6E07-463c-9C78-9FD2AB191F90}.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\{842D45CC-A2CB-4e26-AB13-DA1A56B172B0}.exeC:\Windows\{842D45CC-A2CB-4e26-AB13-DA1A56B172B0}.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\{01EFEDBD-F54C-464c-89F9-7A6F0C206E02}.exeC:\Windows\{01EFEDBD-F54C-464c-89F9-7A6F0C206E02}.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\{73B1DD8F-AC85-442f-97CA-BCC4EF342442}.exeC:\Windows\{73B1DD8F-AC85-442f-97CA-BCC4EF342442}.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\{40A7B2D8-3DFC-4b31-8333-A044C1C41AA0}.exeC:\Windows\{40A7B2D8-3DFC-4b31-8333-A044C1C41AA0}.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\{10876964-42CA-4868-99CC-F73360159A05}.exeC:\Windows\{10876964-42CA-4868-99CC-F73360159A05}.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\{75BAA514-2693-4dff-8962-3EA284A9BC87}.exeC:\Windows\{75BAA514-2693-4dff-8962-3EA284A9BC87}.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\{10876~1.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\{40A7B~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\{73B1D~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\{01EFE~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\{842D4~1.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\{2CE74~1.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\{6A588~1.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\{DC8CB~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\{D1BF8~1.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\{3F5C3~1.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
{01EFEDBD-F54C-464c-89F9-7A6F0C206E02}.exe
{10876964-42CA-4868-99CC-F73360159A05}.exe
{2CE74228-6E07-463c-9C78-9FD2AB191F90}.exe
{3F5C3019-E874-416c-9036-84DC0E9D75D4}.exe
{40A7B2D8-3DFC-4b31-8333-A044C1C41AA0}.exe
{6A588E49-2D6E-4ec8-AF07-3D72DF860183}.exe
{73B1DD8F-AC85-442f-97CA-BCC4EF342442}.exe
{75BAA514-2693-4dff-8962-3EA284A9BC87}.exe
{842D45CC-A2CB-4e26-AB13-DA1A56B172B0}.exe
{D1BF8928-2198-4058-8DC5-985BE6329CCF}.exe
{DC8CB12E-A331-4f2c-B9F4-CEE7BA2BD65E}.exe