Analysis
- max time kernel
148s - max time network
119s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
19/08/2026, 17:51
General
- Target 2026-08-19_b5b1454136f3cf3a35ca45a4ffe65068_elex_remcos_wannacry.exe
- Size 59KB
- Sample260819-wfchgseq7v
- SHA256 47f9ed46f8c6fe30c0d52992aef332cf0d4ff6f3c46dfcc5dfac44604e163970
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\2026-08-19_b5b1454136f3cf3a35ca45a4ffe65068_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_b5b1454136f3cf3a35ca45a4ffe65068_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\{48A89E3F-7164-45d2-9DB8-BEBCF6A28B71}.exeC:\Windows\{48A89E3F-7164-45d2-9DB8-BEBCF6A28B71}.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\{DDAAF37D-D959-4579-8066-C599B03DDDB3}.exeC:\Windows\{DDAAF37D-D959-4579-8066-C599B03DDDB3}.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\{2169B3FC-1928-4f89-AB1F-AEDF139711B5}.exeC:\Windows\{2169B3FC-1928-4f89-AB1F-AEDF139711B5}.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\{7348614C-8A7E-41ab-A55F-1F34C59C547C}.exeC:\Windows\{7348614C-8A7E-41ab-A55F-1F34C59C547C}.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\{346109F2-ABF3-48f4-A2B4-2B552DDA5AFF}.exeC:\Windows\{346109F2-ABF3-48f4-A2B4-2B552DDA5AFF}.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\{020A9A59-CDA0-4520-9A4D-710B8F7C2810}.exeC:\Windows\{020A9A59-CDA0-4520-9A4D-710B8F7C2810}.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
-
C:\Windows\{8D90205D-58C0-442a-BC64-8D0BAC7DA35D}.exeC:\Windows\{8D90205D-58C0-442a-BC64-8D0BAC7DA35D}.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\{BEC57315-3A50-426f-9F39-6557609C9210}.exeC:\Windows\{BEC57315-3A50-426f-9F39-6557609C9210}.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\{FC59A259-86A5-4088-A64A-53647121A89D}.exeC:\Windows\{FC59A259-86A5-4088-A64A-53647121A89D}.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\{5D536E5A-8DF8-46f6-9D51-E5A6CAB99D7D}.exeC:\Windows\{5D536E5A-8DF8-46f6-9D51-E5A6CAB99D7D}.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\{AC5357FB-BEA0-45f3-8984-428A6F9D0C6B}.exeC:\Windows\{AC5357FB-BEA0-45f3-8984-428A6F9D0C6B}.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\{5D536~1.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\{FC59A~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\{BEC57~1.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\{8D902~1.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\{020A9~1.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\{34610~1.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\{73486~1.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\{2169B~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\{DDAAF~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\{48A89~1.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
{020A9A59-CDA0-4520-9A4D-710B8F7C2810}.exe
{2169B3FC-1928-4f89-AB1F-AEDF139711B5}.exe
{346109F2-ABF3-48f4-A2B4-2B552DDA5AFF}.exe
{48A89E3F-7164-45d2-9DB8-BEBCF6A28B71}.exe
{5D536E5A-8DF8-46f6-9D51-E5A6CAB99D7D}.exe
{7348614C-8A7E-41ab-A55F-1F34C59C547C}.exe
{8D90205D-58C0-442a-BC64-8D0BAC7DA35D}.exe
{AC5357FB-BEA0-45f3-8984-428A6F9D0C6B}.exe
{BEC57315-3A50-426f-9F39-6557609C9210}.exe
{DDAAF37D-D959-4579-8066-C599B03DDDB3}.exe
{FC59A259-86A5-4088-A64A-53647121A89D}.exe