Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
24/10/2026, 00:29
General
- Target 2026-10-22_af031cf029df397ac334e7028a8e2715_elex_remcos_wannacry.exe
- Size 60KB
- Sample261024-atc6aaws7r
- SHA256 ea2e3cc323ecc6fe4670009e5d3f9c00cab6b0c76ccc9de40fbf4ac41321cb40
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\2026-10-22_af031cf029df397ac334e7028a8e2715_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_af031cf029df397ac334e7028a8e2715_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\{33D506B0-BAC3-465e-ACDE-7BE3F9746A83}.exeC:\Windows\{33D506B0-BAC3-465e-ACDE-7BE3F9746A83}.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\{FCAFDE7F-DFC1-44d5-8391-463A8364F1F7}.exeC:\Windows\{FCAFDE7F-DFC1-44d5-8391-463A8364F1F7}.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
-
C:\Windows\{7558EC92-3D84-4088-A0A5-2AA0A7FAD41A}.exeC:\Windows\{7558EC92-3D84-4088-A0A5-2AA0A7FAD41A}.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\{DE63BF4F-72EA-461e-8290-762348CA295F}.exeC:\Windows\{DE63BF4F-72EA-461e-8290-762348CA295F}.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\{C777B915-76A2-4b35-BC3A-4B5992F43FA9}.exeC:\Windows\{C777B915-76A2-4b35-BC3A-4B5992F43FA9}.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\{E2974368-22BC-49e7-B916-9A74F3052223}.exeC:\Windows\{E2974368-22BC-49e7-B916-9A74F3052223}.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\{B9CF9A62-F563-43da-9C73-81247382CE35}.exeC:\Windows\{B9CF9A62-F563-43da-9C73-81247382CE35}.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\{37997083-ADE7-42b6-8EC5-48CCF8DEF710}.exeC:\Windows\{37997083-ADE7-42b6-8EC5-48CCF8DEF710}.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\{8508FB2C-A4C5-4ea2-A5C1-91230F0BC9A7}.exeC:\Windows\{8508FB2C-A4C5-4ea2-A5C1-91230F0BC9A7}.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\{013891E3-504D-43ab-9814-3E5934377CEF}.exeC:\Windows\{013891E3-504D-43ab-9814-3E5934377CEF}.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\{4B2E09A6-8FF5-40f7-B1AF-12599603DCE9}.exeC:\Windows\{4B2E09A6-8FF5-40f7-B1AF-12599603DCE9}.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\{01389~1.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\{8508F~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\{37997~1.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\{B9CF9~1.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\{E2974~1.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\{C777B~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\{DE63B~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\{7558E~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\{FCAFD~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\{33D50~1.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
{013891E3-504D-43ab-9814-3E5934377CEF}.exe
{33D506B0-BAC3-465e-ACDE-7BE3F9746A83}.exe
{37997083-ADE7-42b6-8EC5-48CCF8DEF710}.exe
{4B2E09A6-8FF5-40f7-B1AF-12599603DCE9}.exe
{7558EC92-3D84-4088-A0A5-2AA0A7FAD41A}.exe
{8508FB2C-A4C5-4ea2-A5C1-91230F0BC9A7}.exe
{B9CF9A62-F563-43da-9C73-81247382CE35}.exe
{C777B915-76A2-4b35-BC3A-4B5992F43FA9}.exe
{DE63BF4F-72EA-461e-8290-762348CA295F}.exe
{E2974368-22BC-49e7-B916-9A74F3052223}.exe
{FCAFDE7F-DFC1-44d5-8391-463A8364F1F7}.exe