Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/10/2026, 14:05
General
- Target 2026-10-26_78c534aa9b5fac468e25d42900f91c9f_elex_remcos_wannacry.exe
- Size 60KB
- Sample261027-rd82fsdw9v
- SHA256 bafd54729d40f94f4993eb9076aed43dc8fefa916c08ee45aeb77b4a0ea11f8e
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_78c534aa9b5fac468e25d42900f91c9f_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_78c534aa9b5fac468e25d42900f91c9f_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\{5A0B06C4-D6E2-4336-868F-7631AE9AB88C}.exeC:\Windows\{5A0B06C4-D6E2-4336-868F-7631AE9AB88C}.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\{D68E6285-CCA2-46b4-B0E2-69B695D328A8}.exeC:\Windows\{D68E6285-CCA2-46b4-B0E2-69B695D328A8}.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\{54BCF025-D71C-4cf1-A71E-2CCF9EDBD4DB}.exeC:\Windows\{54BCF025-D71C-4cf1-A71E-2CCF9EDBD4DB}.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\{6493691E-A6C5-4a20-A3AA-753F99FD1739}.exeC:\Windows\{6493691E-A6C5-4a20-A3AA-753F99FD1739}.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\{856AD3FD-DFF5-4f17-B182-9635C4E5F471}.exeC:\Windows\{856AD3FD-DFF5-4f17-B182-9635C4E5F471}.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\{585A9951-ACBE-4302-9D1D-6720277F6E9C}.exeC:\Windows\{585A9951-ACBE-4302-9D1D-6720277F6E9C}.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\{AE89D949-8BE6-48fb-A8A6-4642E1BBC1FF}.exeC:\Windows\{AE89D949-8BE6-48fb-A8A6-4642E1BBC1FF}.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\{A4767718-6344-44c8-8D42-629488FB3564}.exeC:\Windows\{A4767718-6344-44c8-8D42-629488FB3564}.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\{FD2FF57F-48DC-487d-BF33-A5B63EC4ECE7}.exeC:\Windows\{FD2FF57F-48DC-487d-BF33-A5B63EC4ECE7}.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\{C7F2813F-DBE0-48ee-BE03-AB63BA8B421B}.exeC:\Windows\{C7F2813F-DBE0-48ee-BE03-AB63BA8B421B}.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\{F0811B90-7E9F-417f-836F-58D238BAD779}.exeC:\Windows\{F0811B90-7E9F-417f-836F-58D238BAD779}.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\{C7F28~1.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\{FD2FF~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\{A4767~1.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\{AE89D~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\{585A9~1.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\{856AD~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\{64936~1.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\{54BCF~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\{D68E6~1.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\{5A0B0~1.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
{54BCF025-D71C-4cf1-A71E-2CCF9EDBD4DB}.exe
{585A9951-ACBE-4302-9D1D-6720277F6E9C}.exe
{5A0B06C4-D6E2-4336-868F-7631AE9AB88C}.exe
{6493691E-A6C5-4a20-A3AA-753F99FD1739}.exe
{856AD3FD-DFF5-4f17-B182-9635C4E5F471}.exe
{A4767718-6344-44c8-8D42-629488FB3564}.exe
{AE89D949-8BE6-48fb-A8A6-4642E1BBC1FF}.exe
{C7F2813F-DBE0-48ee-BE03-AB63BA8B421B}.exe
{D68E6285-CCA2-46b4-B0E2-69B695D328A8}.exe
{F0811B90-7E9F-417f-836F-58D238BAD779}.exe
{FD2FF57F-48DC-487d-BF33-A5B63EC4ECE7}.exe