Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
15/10/2026, 22:59
General
- Target 2026-10-15_f4729271a77ecb1d7d7c68b1a1077bf9_elex_remcos_wannacry.exe
- Size 59KB
- Sample261015-2ynw5aev8p
- SHA256 5ff47cfa0366db74a8d4abd40caac8220357425608cf6fe85d44c024a0724dd4
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_f4729271a77ecb1d7d7c68b1a1077bf9_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-15_f4729271a77ecb1d7d7c68b1a1077bf9_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\{37F2FF7B-E91D-4732-A212-62B16022520F}.exeC:\Windows\{37F2FF7B-E91D-4732-A212-62B16022520F}.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\{F3ADC0E5-C1E6-402e-8EA8-89D3D02E505B}.exeC:\Windows\{F3ADC0E5-C1E6-402e-8EA8-89D3D02E505B}.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
-
C:\Windows\{2623BC84-63FE-4284-8461-6FBDFDB640D1}.exeC:\Windows\{2623BC84-63FE-4284-8461-6FBDFDB640D1}.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\{C6D65237-D606-4e9a-A7D7-EA7D07D91369}.exeC:\Windows\{C6D65237-D606-4e9a-A7D7-EA7D07D91369}.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\{64E8209C-27EC-4a3d-B91C-B95A99A7894F}.exeC:\Windows\{64E8209C-27EC-4a3d-B91C-B95A99A7894F}.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\{0C6DDBC0-7115-4cef-B6F8-67FE1CE741A6}.exeC:\Windows\{0C6DDBC0-7115-4cef-B6F8-67FE1CE741A6}.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
-
C:\Windows\{D38A77A3-05DA-4e59-AECA-754D887DD3EE}.exeC:\Windows\{D38A77A3-05DA-4e59-AECA-754D887DD3EE}.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\{381EEFD8-6C76-4997-A0AC-2A12228EEC7E}.exeC:\Windows\{381EEFD8-6C76-4997-A0AC-2A12228EEC7E}.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\{C84100AD-8A76-47b3-9112-FACB7E3C74FB}.exeC:\Windows\{C84100AD-8A76-47b3-9112-FACB7E3C74FB}.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\{57B435D7-87E5-4f54-AD46-9DB952D0469A}.exeC:\Windows\{57B435D7-87E5-4f54-AD46-9DB952D0469A}.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\{64E23ACC-B19E-49ce-8DC9-F1684DCBD997}.exeC:\Windows\{64E23ACC-B19E-49ce-8DC9-F1684DCBD997}.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\{57B43~1.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\{C8410~1.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\{381EE~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\{D38A7~1.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\{0C6DD~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\{64E82~1.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\{C6D65~1.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\{2623B~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\{F3ADC~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\{37F2F~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
{0C6DDBC0-7115-4cef-B6F8-67FE1CE741A6}.exe
{2623BC84-63FE-4284-8461-6FBDFDB640D1}.exe
{37F2FF7B-E91D-4732-A212-62B16022520F}.exe
{381EEFD8-6C76-4997-A0AC-2A12228EEC7E}.exe
{57B435D7-87E5-4f54-AD46-9DB952D0469A}.exe
{64E23ACC-B19E-49ce-8DC9-F1684DCBD997}.exe
{64E8209C-27EC-4a3d-B91C-B95A99A7894F}.exe
{C6D65237-D606-4e9a-A7D7-EA7D07D91369}.exe
{C84100AD-8A76-47b3-9112-FACB7E3C74FB}.exe
{D38A77A3-05DA-4e59-AECA-754D887DD3EE}.exe
{F3ADC0E5-C1E6-402e-8EA8-89D3D02E505B}.exe