Analysis
- max time kernel
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
08/08/2026, 17:29
General
- Target 2026-08-08_a402d003735f1d905664444913c90013_elex_remcos_wannacry.exe
- Size 60KB
- Sample260808-v2pt9sef52
- SHA256 17bde57f456d7aad3f4f89ac7416be917a7d2034ce466ce3fcb08887aabf2fab
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\2026-08-08_a402d003735f1d905664444913c90013_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_a402d003735f1d905664444913c90013_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\{FBA8EB13-3C3C-4eb3-AFD6-6907C45A68F0}.exeC:\Windows\{FBA8EB13-3C3C-4eb3-AFD6-6907C45A68F0}.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\{8879C8AF-033F-4506-B0C1-B142E63BCF46}.exeC:\Windows\{8879C8AF-033F-4506-B0C1-B142E63BCF46}.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\{DC7D1FC0-6D18-4e9e-B1A8-A3B4FA7116FE}.exeC:\Windows\{DC7D1FC0-6D18-4e9e-B1A8-A3B4FA7116FE}.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\{417322CD-9BFD-4407-9D43-52F11BACD55E}.exeC:\Windows\{417322CD-9BFD-4407-9D43-52F11BACD55E}.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\{F8A75B45-7617-40e6-B3F3-15F0D3B41913}.exeC:\Windows\{F8A75B45-7617-40e6-B3F3-15F0D3B41913}.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\{9C020DEB-37D1-4397-880F-432B26A7261D}.exeC:\Windows\{9C020DEB-37D1-4397-880F-432B26A7261D}.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\{90911C1B-254F-4833-8C3B-26978087BBF2}.exeC:\Windows\{90911C1B-254F-4833-8C3B-26978087BBF2}.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\{9D838D5F-9F57-4468-9DF1-2601787D9487}.exeC:\Windows\{9D838D5F-9F57-4468-9DF1-2601787D9487}.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\{8A1DD2D3-1F1A-4099-BC27-0057E73EE954}.exeC:\Windows\{8A1DD2D3-1F1A-4099-BC27-0057E73EE954}.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\{148AE80B-A163-4f9c-AC43-2738FFAAFE08}.exeC:\Windows\{148AE80B-A163-4f9c-AC43-2738FFAAFE08}.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\{534B9750-8E7F-4711-938C-388B29373A8B}.exeC:\Windows\{534B9750-8E7F-4711-938C-388B29373A8B}.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\{148AE~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\{8A1DD~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\{9D838~1.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\{90911~1.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\{9C020~1.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\{F8A75~1.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\{41732~1.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\{DC7D1~1.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\{8879C~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\{FBA8E~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
{148AE80B-A163-4f9c-AC43-2738FFAAFE08}.exe
{417322CD-9BFD-4407-9D43-52F11BACD55E}.exe
{534B9750-8E7F-4711-938C-388B29373A8B}.exe
{8879C8AF-033F-4506-B0C1-B142E63BCF46}.exe
{8A1DD2D3-1F1A-4099-BC27-0057E73EE954}.exe
{90911C1B-254F-4833-8C3B-26978087BBF2}.exe
{9C020DEB-37D1-4397-880F-432B26A7261D}.exe
{9D838D5F-9F57-4468-9DF1-2601787D9487}.exe
{DC7D1FC0-6D18-4e9e-B1A8-A3B4FA7116FE}.exe
{F8A75B45-7617-40e6-B3F3-15F0D3B41913}.exe
{FBA8EB13-3C3C-4eb3-AFD6-6907C45A68F0}.exe