Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
17/10/2026, 02:25
General
- Target 2026-10-16_f5a6253d6798855d0d6f99ef5923aa95_elex_remcos_wannacry.exe
- Size 60KB
- Sample261017-cwp9qsgy7s
- SHA256 b0bcadd7cab57ecbc871fa947c46f18d25a579825356585d01b94fdc2e22a0bf
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
- Custom signatureDetects 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\2026-10-16_f5a6253d6798855d0d6f99ef5923aa95_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-16_f5a6253d6798855d0d6f99ef5923aa95_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\{C5AE82DD-D91C-413a-BBBE-EEBE8F393962}.exeC:\Windows\{C5AE82DD-D91C-413a-BBBE-EEBE8F393962}.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\{9E6D151C-7074-4869-8A6F-9F5EC8AFC8AF}.exeC:\Windows\{9E6D151C-7074-4869-8A6F-9F5EC8AFC8AF}.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\{1B5A493E-63D1-43df-BC49-C673770E7F10}.exeC:\Windows\{1B5A493E-63D1-43df-BC49-C673770E7F10}.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\{F0282044-823B-4f72-8A9E-011092681522}.exeC:\Windows\{F0282044-823B-4f72-8A9E-011092681522}.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\{8DCB7F61-C1CB-4f68-B02A-A636C33D9127}.exeC:\Windows\{8DCB7F61-C1CB-4f68-B02A-A636C33D9127}.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\{1C0280F3-7F5A-467d-A8E7-358E96188264}.exeC:\Windows\{1C0280F3-7F5A-467d-A8E7-358E96188264}.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\{4F3F1AF2-2C9F-4e35-B1BA-5498521A4EDE}.exeC:\Windows\{4F3F1AF2-2C9F-4e35-B1BA-5498521A4EDE}.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\{8B7AE510-8E96-448a-BA1A-10217F0DAEBF}.exeC:\Windows\{8B7AE510-8E96-448a-BA1A-10217F0DAEBF}.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\{451C4BF3-6EC0-46b6-A110-62C89DE0A893}.exeC:\Windows\{451C4BF3-6EC0-46b6-A110-62C89DE0A893}.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\{F071B864-2291-4ffc-B8DA-084BA658ACE4}.exeC:\Windows\{F071B864-2291-4ffc-B8DA-084BA658ACE4}.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\{C2DF3FA5-44D8-45af-88CA-6F2BF98503B4}.exeC:\Windows\{C2DF3FA5-44D8-45af-88CA-6F2BF98503B4}.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\{F071B~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\{451C4~1.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\{8B7AE~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\{4F3F1~1.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\{1C028~1.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\{8DCB7~1.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\{F0282~1.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\{1B5A4~1.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\{9E6D1~1.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\{C5AE8~1.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
{1B5A493E-63D1-43df-BC49-C673770E7F10}.exe
{1C0280F3-7F5A-467d-A8E7-358E96188264}.exe
{451C4BF3-6EC0-46b6-A110-62C89DE0A893}.exe
{4F3F1AF2-2C9F-4e35-B1BA-5498521A4EDE}.exe
{8B7AE510-8E96-448a-BA1A-10217F0DAEBF}.exe
{8DCB7F61-C1CB-4f68-B02A-A636C33D9127}.exe
{9E6D151C-7074-4869-8A6F-9F5EC8AFC8AF}.exe
{C2DF3FA5-44D8-45af-88CA-6F2BF98503B4}.exe
{C5AE82DD-D91C-413a-BBBE-EEBE8F393962}.exe
{F0282044-823B-4f72-8A9E-011092681522}.exe
{F071B864-2291-4ffc-B8DA-084BA658ACE4}.exe