Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
15/10/2026, 22:56
General
- Target 2026-10-15_f50e780826f4585bc47eeb0611b78679_elex_remcos_wannacry.exe
- Size 59KB
- Sample261015-2wtplaev6r
- SHA256 eea420eef5b058311f4e0c66cd8b08dbfba87ee9ee8226a02e95da122cc83c2b
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\2026-10-15_f50e780826f4585bc47eeb0611b78679_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-15_f50e780826f4585bc47eeb0611b78679_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\{1FD86090-28E5-4166-970B-1B9294170C6F}.exeC:\Windows\{1FD86090-28E5-4166-970B-1B9294170C6F}.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\{1395FE09-DA8C-4b92-960D-D0534096EC5B}.exeC:\Windows\{1395FE09-DA8C-4b92-960D-D0534096EC5B}.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\{359D357C-90CA-4607-8D19-A858E1FBE361}.exeC:\Windows\{359D357C-90CA-4607-8D19-A858E1FBE361}.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\{FC5BD976-EFD2-4ddf-9D3F-0B71AB2974D8}.exeC:\Windows\{FC5BD976-EFD2-4ddf-9D3F-0B71AB2974D8}.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\{B46AC69C-A2ED-472a-A1C1-4E1F4BF22BFC}.exeC:\Windows\{B46AC69C-A2ED-472a-A1C1-4E1F4BF22BFC}.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\{F3A41CA3-5F46-4d81-997C-BC83BE86C211}.exeC:\Windows\{F3A41CA3-5F46-4d81-997C-BC83BE86C211}.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\{E95C3849-3E39-4f97-BA36-223DAFBC2B65}.exeC:\Windows\{E95C3849-3E39-4f97-BA36-223DAFBC2B65}.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\{F53FAD55-10C9-4a3a-95A0-89502618C488}.exeC:\Windows\{F53FAD55-10C9-4a3a-95A0-89502618C488}.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\{5AAE42E4-A684-4580-A244-64CFCDE49D0D}.exeC:\Windows\{5AAE42E4-A684-4580-A244-64CFCDE49D0D}.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\{76352F97-2863-4a1a-8850-A8E56E876FA9}.exeC:\Windows\{76352F97-2863-4a1a-8850-A8E56E876FA9}.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\{D40F0234-4C5A-48a6-A58B-C281FF21D57A}.exeC:\Windows\{D40F0234-4C5A-48a6-A58B-C281FF21D57A}.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\{76352~1.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\{5AAE4~1.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\{F53FA~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\{E95C3~1.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\{F3A41~1.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\{B46AC~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\{FC5BD~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\{359D3~1.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\{1395F~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\{1FD86~1.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
{1395FE09-DA8C-4b92-960D-D0534096EC5B}.exe
{1FD86090-28E5-4166-970B-1B9294170C6F}.exe
{359D357C-90CA-4607-8D19-A858E1FBE361}.exe
{5AAE42E4-A684-4580-A244-64CFCDE49D0D}.exe
{76352F97-2863-4a1a-8850-A8E56E876FA9}.exe
{B46AC69C-A2ED-472a-A1C1-4E1F4BF22BFC}.exe
{D40F0234-4C5A-48a6-A58B-C281FF21D57A}.exe
{E95C3849-3E39-4f97-BA36-223DAFBC2B65}.exe
{F3A41CA3-5F46-4d81-997C-BC83BE86C211}.exe
{F53FAD55-10C9-4a3a-95A0-89502618C488}.exe
{FC5BD976-EFD2-4ddf-9D3F-0B71AB2974D8}.exe