Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
03/09/2026, 10:38
General
- Target 2026-09-01_6774298cf855d4c4898a080030506dc3_elex_remcos_wannacry.exe
- Size 59KB
- Sample260903-mpnsfagf72
- SHA256 1fc5ef1059aba84d6ee7283e9f76aa363d1d5efbc6c1e1cee800b6d391662606
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\2026-09-01_6774298cf855d4c4898a080030506dc3_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-01_6774298cf855d4c4898a080030506dc3_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\{8148F55E-0A99-4465-813D-7B09209BC100}.exeC:\Windows\{8148F55E-0A99-4465-813D-7B09209BC100}.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\{02D8981E-AD5B-4790-98ED-62482DF5A19C}.exeC:\Windows\{02D8981E-AD5B-4790-98ED-62482DF5A19C}.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\{15187A28-60B9-4ac8-8A75-ED02EA82B3D9}.exeC:\Windows\{15187A28-60B9-4ac8-8A75-ED02EA82B3D9}.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\{A9C02AD3-421E-42de-81B3-CFC92271C188}.exeC:\Windows\{A9C02AD3-421E-42de-81B3-CFC92271C188}.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\{2A4980D7-C623-4f05-BE12-2A1DCADBEF39}.exeC:\Windows\{2A4980D7-C623-4f05-BE12-2A1DCADBEF39}.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\{DB955AA6-B959-4ba3-B687-C289A03F5D08}.exeC:\Windows\{DB955AA6-B959-4ba3-B687-C289A03F5D08}.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\{A28DBC45-8164-4cfb-84FE-6C068D88BB13}.exeC:\Windows\{A28DBC45-8164-4cfb-84FE-6C068D88BB13}.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\{D616D04B-48A2-4e83-99D5-1DEE002E9C3A}.exeC:\Windows\{D616D04B-48A2-4e83-99D5-1DEE002E9C3A}.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\{DB936455-3C5B-465f-923B-02C3C0FDBF86}.exeC:\Windows\{DB936455-3C5B-465f-923B-02C3C0FDBF86}.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\{5BBB6AF8-BA88-41dd-BC6E-26A3CB7B0371}.exeC:\Windows\{5BBB6AF8-BA88-41dd-BC6E-26A3CB7B0371}.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\{15DE5B3F-FC4F-43b4-81AE-6EA773A757E4}.exeC:\Windows\{15DE5B3F-FC4F-43b4-81AE-6EA773A757E4}.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\{5BBB6~1.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\{DB936~1.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\{D616D~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\{A28DB~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\{DB955~1.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\{2A498~1.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\{A9C02~1.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\{15187~1.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\{02D89~1.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\{8148F~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
{02D8981E-AD5B-4790-98ED-62482DF5A19C}.exe
{15187A28-60B9-4ac8-8A75-ED02EA82B3D9}.exe
{15DE5B3F-FC4F-43b4-81AE-6EA773A757E4}.exe
{2A4980D7-C623-4f05-BE12-2A1DCADBEF39}.exe
{5BBB6AF8-BA88-41dd-BC6E-26A3CB7B0371}.exe
{8148F55E-0A99-4465-813D-7B09209BC100}.exe
{A28DBC45-8164-4cfb-84FE-6C068D88BB13}.exe
{A9C02AD3-421E-42de-81B3-CFC92271C188}.exe
{D616D04B-48A2-4e83-99D5-1DEE002E9C3A}.exe
{DB936455-3C5B-465f-923B-02C3C0FDBF86}.exe
{DB955AA6-B959-4ba3-B687-C289A03F5D08}.exe