Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
20/10/2026, 23:22
General
- Target 2026-10-19_380d916547b807c6ed1ac41b9e6db1db_elex_remcos_wannacry.exe
- Size 64KB
- Sample261020-3cnvnsxtfv
- SHA256 bcf109f3935e6cff61cbfb28f2da6f3115dbd9020d95f0c1c7cbe4a426e3baca
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 36 IoCs
- Detects Windows executables referencing non-Windows User-Agents 36 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\2026-10-19_380d916547b807c6ed1ac41b9e6db1db_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-19_380d916547b807c6ed1ac41b9e6db1db_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\{1F6B7613-6F26-49e9-AEAE-CDE3C7C1CEF0}.exeC:\Windows\{1F6B7613-6F26-49e9-AEAE-CDE3C7C1CEF0}.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
-
C:\Windows\{D98ECDA1-09B0-4dcc-A03A-945F8CD33831}.exeC:\Windows\{D98ECDA1-09B0-4dcc-A03A-945F8CD33831}.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\{F146E154-15F6-490a-934E-105B0DBDF143}.exeC:\Windows\{F146E154-15F6-490a-934E-105B0DBDF143}.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\{11ACED6E-AA6D-418f-8F25-85307A779F4D}.exeC:\Windows\{11ACED6E-AA6D-418f-8F25-85307A779F4D}.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\{E1FD985C-A1CF-4403-807D-0B9CED8EC4BA}.exeC:\Windows\{E1FD985C-A1CF-4403-807D-0B9CED8EC4BA}.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\{F9D6F8F5-061E-4b22-ADA4-9E750799F251}.exeC:\Windows\{F9D6F8F5-061E-4b22-ADA4-9E750799F251}.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\{838CEA60-F1A8-4101-A04B-1C3BAEFFC972}.exeC:\Windows\{838CEA60-F1A8-4101-A04B-1C3BAEFFC972}.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
-
C:\Windows\{C1E88AA0-F76E-403e-B6E6-76AD4B1EAA7B}.exeC:\Windows\{C1E88AA0-F76E-403e-B6E6-76AD4B1EAA7B}.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\{837085FF-C6DC-4ccc-A1F6-E1644F2B0FB2}.exeC:\Windows\{837085FF-C6DC-4ccc-A1F6-E1644F2B0FB2}.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\{B13C8BF9-EB9F-4a5e-BABC-83E91AF58D02}.exeC:\Windows\{B13C8BF9-EB9F-4a5e-BABC-83E91AF58D02}.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
-
C:\Windows\{44C0A74A-CA7B-4053-90BB-52F532FBD140}.exeC:\Windows\{44C0A74A-CA7B-4053-90BB-52F532FBD140}.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\{B13C8~1.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\{83708~1.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\{C1E88~1.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\{838CE~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\{F9D6F~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\{E1FD9~1.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\{11ACE~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\{F146E~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\{D98EC~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\{1F6B7~1.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
{11ACED6E-AA6D-418f-8F25-85307A779F4D}.exe
{1F6B7613-6F26-49e9-AEAE-CDE3C7C1CEF0}.exe
{44C0A74A-CA7B-4053-90BB-52F532FBD140}.exe
{837085FF-C6DC-4ccc-A1F6-E1644F2B0FB2}.exe
{838CEA60-F1A8-4101-A04B-1C3BAEFFC972}.exe
{B13C8BF9-EB9F-4a5e-BABC-83E91AF58D02}.exe
{C1E88AA0-F76E-403e-B6E6-76AD4B1EAA7B}.exe
{D98ECDA1-09B0-4dcc-A03A-945F8CD33831}.exe
{E1FD985C-A1CF-4403-807D-0B9CED8EC4BA}.exe
{F146E154-15F6-490a-934E-105B0DBDF143}.exe
{F9D6F8F5-061E-4b22-ADA4-9E750799F251}.exe
memory/2156-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2156-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2276-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2276-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3308-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3308-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4184-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4504-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4504-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4628-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4628-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4728-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4728-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5132-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5132-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5132-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5236-16-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5236-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5236-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5748-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5748-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5764-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5764-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6072-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6072-69-0x0000000000400000-0x0000000000410000-memory.dmp