Analysis
- max time kernel
149s - max time network
123s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
30/10/2026, 09:44
General
- Target 2026-10-28_160f026050720b816b162d1114996c86_elex_remcos_wannacry.exe
- Size 79KB
- Sample261030-lqwc8sys2p
- SHA256 638bb4fdf135eae88a73fd21f42dc25f261a532a728260fd871a29b0ad84916c
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\2026-10-28_160f026050720b816b162d1114996c86_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_160f026050720b816b162d1114996c86_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\{01983E22-C990-4e43-A67B-B5BF9D4444E8}.exeC:\Windows\{01983E22-C990-4e43-A67B-B5BF9D4444E8}.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\{4344E467-3170-4f78-B3A1-EA0FD1A22A86}.exeC:\Windows\{4344E467-3170-4f78-B3A1-EA0FD1A22A86}.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\{EF89D5E7-8C8D-4e8c-9FFA-ADBCBCBBEE45}.exeC:\Windows\{EF89D5E7-8C8D-4e8c-9FFA-ADBCBCBBEE45}.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\{7565B4E6-27C7-4dfd-B0C1-CD0D12992F5C}.exeC:\Windows\{7565B4E6-27C7-4dfd-B0C1-CD0D12992F5C}.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\{53F5AD26-1836-4d0a-9854-A66AE0890C41}.exeC:\Windows\{53F5AD26-1836-4d0a-9854-A66AE0890C41}.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\{C7BE4474-248E-48a7-83CF-387CDC3063DA}.exeC:\Windows\{C7BE4474-248E-48a7-83CF-387CDC3063DA}.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\{22D38F4A-3C62-43de-A527-1886FB65811B}.exeC:\Windows\{22D38F4A-3C62-43de-A527-1886FB65811B}.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\{B9FABD56-3480-41cc-80F6-2B0396E11738}.exeC:\Windows\{B9FABD56-3480-41cc-80F6-2B0396E11738}.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\{F13F45A8-D135-4377-A924-C02FAD18005D}.exeC:\Windows\{F13F45A8-D135-4377-A924-C02FAD18005D}.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\{ABE0542D-B36A-4552-9C52-BE855C45C727}.exeC:\Windows\{ABE0542D-B36A-4552-9C52-BE855C45C727}.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\{BEBD305A-1DF7-4ee7-B9C3-DA56C2954C40}.exeC:\Windows\{BEBD305A-1DF7-4ee7-B9C3-DA56C2954C40}.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\{ABE05~1.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\{F13F4~1.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\{B9FAB~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\{22D38~1.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\{C7BE4~1.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\{53F5A~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\{7565B~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\{EF89D~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\{4344E~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\{01983~1.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
{01983E22-C990-4e43-A67B-B5BF9D4444E8}.exe
{22D38F4A-3C62-43de-A527-1886FB65811B}.exe
{4344E467-3170-4f78-B3A1-EA0FD1A22A86}.exe
{53F5AD26-1836-4d0a-9854-A66AE0890C41}.exe
{7565B4E6-27C7-4dfd-B0C1-CD0D12992F5C}.exe
{ABE0542D-B36A-4552-9C52-BE855C45C727}.exe
{B9FABD56-3480-41cc-80F6-2B0396E11738}.exe
{BEBD305A-1DF7-4ee7-B9C3-DA56C2954C40}.exe
{C7BE4474-248E-48a7-83CF-387CDC3063DA}.exe
{EF89D5E7-8C8D-4e8c-9FFA-ADBCBCBBEE45}.exe
{F13F45A8-D135-4377-A924-C02FAD18005D}.exe