Analysis
- max time kernel
148s - max time network
139s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
23/10/2026, 10:29
General
- Target 2026-10-23_7c8b0b69ac961db195e427cb8802fab8_elex_remcos_wannacry.exe
- Size 64KB
- Sample261023-mjrbdaa13z
- SHA256 e7e591c0e626ba3f3dd74d08f1cb2a21aa0dede54d1a8a123f57183a24552125
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 35 IoCs
- Custom signatureDetects Windows executables referencing non-Windows User-Agents 35 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\2026-10-23_7c8b0b69ac961db195e427cb8802fab8_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-23_7c8b0b69ac961db195e427cb8802fab8_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\{54EAFD2D-CCE1-4d58-93D2-9EFED41FE8C6}.exeC:\Windows\{54EAFD2D-CCE1-4d58-93D2-9EFED41FE8C6}.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\{75416D57-B76A-41c2-82F9-0367A3FC63C4}.exeC:\Windows\{75416D57-B76A-41c2-82F9-0367A3FC63C4}.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\{000BA31E-215F-4147-A2E4-8D0B66ABCAD0}.exeC:\Windows\{000BA31E-215F-4147-A2E4-8D0B66ABCAD0}.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\{F0D5CE23-4C89-459c-8DA7-74276B9769D9}.exeC:\Windows\{F0D5CE23-4C89-459c-8DA7-74276B9769D9}.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\{F196FC58-853E-4464-B70F-37AADFF4C4A8}.exeC:\Windows\{F196FC58-853E-4464-B70F-37AADFF4C4A8}.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\{E5C284B6-0B27-4ce8-88D9-6DB497897A9D}.exeC:\Windows\{E5C284B6-0B27-4ce8-88D9-6DB497897A9D}.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\{B4863F76-B5AA-4c97-96DE-529A4BD5BAE3}.exeC:\Windows\{B4863F76-B5AA-4c97-96DE-529A4BD5BAE3}.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\{A0DF7587-33AA-4e97-A106-3102A6BADB89}.exeC:\Windows\{A0DF7587-33AA-4e97-A106-3102A6BADB89}.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\{BED6812A-6D9E-4e65-A01A-8B955FD2DFB5}.exeC:\Windows\{BED6812A-6D9E-4e65-A01A-8B955FD2DFB5}.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
-
C:\Windows\{7D7915CE-E608-4ca5-978B-1CA2DC3080DF}.exeC:\Windows\{7D7915CE-E608-4ca5-978B-1CA2DC3080DF}.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\{C543E995-FD49-4d01-9B54-05F5897CB012}.exeC:\Windows\{C543E995-FD49-4d01-9B54-05F5897CB012}.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\{7D791~1.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\{BED68~1.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\{A0DF7~1.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\{B4863~1.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\{E5C28~1.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\{F196F~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\{F0D5C~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\{000BA~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\{75416~1.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\{54EAF~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
{000BA31E-215F-4147-A2E4-8D0B66ABCAD0}.exe
{54EAFD2D-CCE1-4d58-93D2-9EFED41FE8C6}.exe
{75416D57-B76A-41c2-82F9-0367A3FC63C4}.exe
{7D7915CE-E608-4ca5-978B-1CA2DC3080DF}.exe
{A0DF7587-33AA-4e97-A106-3102A6BADB89}.exe
{B4863F76-B5AA-4c97-96DE-529A4BD5BAE3}.exe
{BED6812A-6D9E-4e65-A01A-8B955FD2DFB5}.exe
{C543E995-FD49-4d01-9B54-05F5897CB012}.exe
{E5C284B6-0B27-4ce8-88D9-6DB497897A9D}.exe
{F0D5CE23-4C89-459c-8DA7-74276B9769D9}.exe
{F196FC58-853E-4464-B70F-37AADFF4C4A8}.exe
memory/952-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/952-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1456-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1456-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1948-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1948-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1948-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2624-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2624-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2880-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2880-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2972-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2972-68-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3604-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3604-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3672-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3672-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3740-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4908-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4908-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5936-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5936-75-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6076-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6076-34-0x0000000000400000-0x0000000000410000-memory.dmp