Analysis
- max time kernel
148s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
22/08/2026, 18:06
General
- Target 2026-08-21_1f97f733def3737a7f3db30e3ef05ae4_elex_remcos_wannacry.exe
- Size 79KB
- Sample260822-wp566aaq31
- SHA256 acf71256cafb1ae458ae212fd44aae8efedd22ffd8135a67d47a534752667e26
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\2026-08-21_1f97f733def3737a7f3db30e3ef05ae4_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-21_1f97f733def3737a7f3db30e3ef05ae4_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\{39ADB08D-3786-48c0-8466-55D9E0EB7A89}.exeC:\Windows\{39ADB08D-3786-48c0-8466-55D9E0EB7A89}.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\{AB08CB05-D3D4-47d9-BEC2-4D1ECB3EFE09}.exeC:\Windows\{AB08CB05-D3D4-47d9-BEC2-4D1ECB3EFE09}.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\{90DADB63-4E33-47b1-A4D3-F84582408A59}.exeC:\Windows\{90DADB63-4E33-47b1-A4D3-F84582408A59}.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\{3F4924D0-8286-4231-BB76-FBCFEC113C73}.exeC:\Windows\{3F4924D0-8286-4231-BB76-FBCFEC113C73}.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\{CABE3A65-D01E-4c98-A443-27C2ACA1DEAD}.exeC:\Windows\{CABE3A65-D01E-4c98-A443-27C2ACA1DEAD}.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\{EFA3EFF3-5D81-4d1d-9436-6A5192719F72}.exeC:\Windows\{EFA3EFF3-5D81-4d1d-9436-6A5192719F72}.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\{C5199306-BAA8-47cd-9B3C-F5E7A593585A}.exeC:\Windows\{C5199306-BAA8-47cd-9B3C-F5E7A593585A}.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\{6B838756-2B51-48b4-BE81-B50B4D0CF593}.exeC:\Windows\{6B838756-2B51-48b4-BE81-B50B4D0CF593}.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\{AF8D1E38-11AC-4ac1-8CC6-4E1290CF29B6}.exeC:\Windows\{AF8D1E38-11AC-4ac1-8CC6-4E1290CF29B6}.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\{373847A1-7F72-4788-A32A-8C594E95E8DD}.exeC:\Windows\{373847A1-7F72-4788-A32A-8C594E95E8DD}.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\{6DD1193B-A44B-43d2-9439-62BECA83FC75}.exeC:\Windows\{6DD1193B-A44B-43d2-9439-62BECA83FC75}.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\{37384~1.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\{AF8D1~1.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\{6B838~1.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\{C5199~1.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\{EFA3E~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\{CABE3~1.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\{3F492~1.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\{90DAD~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\{AB08C~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\{39ADB~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\2026-0~1.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
{373847A1-7F72-4788-A32A-8C594E95E8DD}.exe
{39ADB08D-3786-48c0-8466-55D9E0EB7A89}.exe
{3F4924D0-8286-4231-BB76-FBCFEC113C73}.exe
{6B838756-2B51-48b4-BE81-B50B4D0CF593}.exe
{6DD1193B-A44B-43d2-9439-62BECA83FC75}.exe
{90DADB63-4E33-47b1-A4D3-F84582408A59}.exe
{AB08CB05-D3D4-47d9-BEC2-4D1ECB3EFE09}.exe
{AF8D1E38-11AC-4ac1-8CC6-4E1290CF29B6}.exe
{C5199306-BAA8-47cd-9B3C-F5E7A593585A}.exe
{CABE3A65-D01E-4c98-A443-27C2ACA1DEAD}.exe
{EFA3EFF3-5D81-4d1d-9436-6A5192719F72}.exe