Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
17/10/2026, 04:32
General
- Target 2026-10-16_e3f6dfd941be224101e708076f196fd3_elex_remcos_wannacry.exe
- Size 60KB
- Sample261017-e5ynkssw4m
- SHA256 a5bd3aa611f6ed871d7441647e4f1f7c2ce805c29e537d84f5a3b25508b9cd06
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\2026-10-16_e3f6dfd941be224101e708076f196fd3_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-16_e3f6dfd941be224101e708076f196fd3_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\{D1030950-065D-4a01-A292-0CD0E30EE137}.exeC:\Windows\{D1030950-065D-4a01-A292-0CD0E30EE137}.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\{70A288D3-E230-490d-B619-42E8B40EAE8C}.exeC:\Windows\{70A288D3-E230-490d-B619-42E8B40EAE8C}.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\{0E506F27-D7BD-4f20-82FF-94099C10E877}.exeC:\Windows\{0E506F27-D7BD-4f20-82FF-94099C10E877}.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\{97B13986-A949-4fef-886A-A4F303414CAF}.exeC:\Windows\{97B13986-A949-4fef-886A-A4F303414CAF}.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\{A39801DB-E7C7-495b-B41A-537CCB2C6C59}.exeC:\Windows\{A39801DB-E7C7-495b-B41A-537CCB2C6C59}.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\{CF051378-587B-4154-A319-D3BD78EC6160}.exeC:\Windows\{CF051378-587B-4154-A319-D3BD78EC6160}.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\{C54ADDCB-DFA5-45f8-91B9-7AC6A780A8B7}.exeC:\Windows\{C54ADDCB-DFA5-45f8-91B9-7AC6A780A8B7}.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\{F534C02E-ECC7-4402-B00B-B72239BCA66D}.exeC:\Windows\{F534C02E-ECC7-4402-B00B-B72239BCA66D}.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\{B3F51F49-E71B-4291-A3C9-BA8193978390}.exeC:\Windows\{B3F51F49-E71B-4291-A3C9-BA8193978390}.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\{BC3AD026-7DD5-4cd9-B3C4-9523CB3C79D9}.exeC:\Windows\{BC3AD026-7DD5-4cd9-B3C4-9523CB3C79D9}.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\{815040ED-7138-4673-A25E-9C3A216365A1}.exeC:\Windows\{815040ED-7138-4673-A25E-9C3A216365A1}.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\{BC3AD~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\{B3F51~1.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\{F534C~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\{C54AD~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\{CF051~1.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\{A3980~1.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\{97B13~1.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\{0E506~1.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\{70A28~1.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\{D1030~1.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
{0E506F27-D7BD-4f20-82FF-94099C10E877}.exe
{70A288D3-E230-490d-B619-42E8B40EAE8C}.exe
{815040ED-7138-4673-A25E-9C3A216365A1}.exe
{97B13986-A949-4fef-886A-A4F303414CAF}.exe
{A39801DB-E7C7-495b-B41A-537CCB2C6C59}.exe
{B3F51F49-E71B-4291-A3C9-BA8193978390}.exe
{BC3AD026-7DD5-4cd9-B3C4-9523CB3C79D9}.exe
{C54ADDCB-DFA5-45f8-91B9-7AC6A780A8B7}.exe
{CF051378-587B-4154-A319-D3BD78EC6160}.exe
{D1030950-065D-4a01-A292-0CD0E30EE137}.exe
{F534C02E-ECC7-4402-B00B-B72239BCA66D}.exe