Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
23/10/2026, 07:03
General
- Target 2026-10-23_d6ea37e6a4cc113aeea0e5413d58189e_elex_remcos_wannacry.exe
- Size 64KB
- Sample261023-hvmp4scd64
- SHA256 fa4dc1a6f99db4fb32b51d09459a3b1ee78cc275d5b06988aa75e6e9c163942d
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\2026-10-23_d6ea37e6a4cc113aeea0e5413d58189e_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-23_d6ea37e6a4cc113aeea0e5413d58189e_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\{345082B0-19B5-43db-89D5-9C0C0A9D9A16}.exeC:\Windows\{345082B0-19B5-43db-89D5-9C0C0A9D9A16}.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\{FC96CCE5-ACB0-48c2-B739-E212DAE76E55}.exeC:\Windows\{FC96CCE5-ACB0-48c2-B739-E212DAE76E55}.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\{C57B3696-B42F-4593-8CD9-E59B2DCDD1E9}.exeC:\Windows\{C57B3696-B42F-4593-8CD9-E59B2DCDD1E9}.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
-
C:\Windows\{55D8D343-E05C-4b8d-B34B-253EDF7034E9}.exeC:\Windows\{55D8D343-E05C-4b8d-B34B-253EDF7034E9}.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\{188A8122-2C39-47d8-8EA2-5B71FC4A1581}.exeC:\Windows\{188A8122-2C39-47d8-8EA2-5B71FC4A1581}.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\{6C17244E-E38C-4bb1-AE01-BA28060EA072}.exeC:\Windows\{6C17244E-E38C-4bb1-AE01-BA28060EA072}.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\{1D99DF2F-2424-4a83-8D9C-817456CB63F3}.exeC:\Windows\{1D99DF2F-2424-4a83-8D9C-817456CB63F3}.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\{95B84215-CD86-40e4-95C0-9F46A8C7CCA6}.exeC:\Windows\{95B84215-CD86-40e4-95C0-9F46A8C7CCA6}.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\{0996CEA1-A605-4b69-92C8-DB698CF67EED}.exeC:\Windows\{0996CEA1-A605-4b69-92C8-DB698CF67EED}.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\{FE6358A0-AC9E-41a0-8230-EE5BBCEED9CD}.exeC:\Windows\{FE6358A0-AC9E-41a0-8230-EE5BBCEED9CD}.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\{0EB45016-2F81-4477-976C-CA6D887C5279}.exeC:\Windows\{0EB45016-2F81-4477-976C-CA6D887C5279}.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\{FE635~1.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\{0996C~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\{95B84~1.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\{1D99D~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\{6C172~1.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\{188A8~1.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\{55D8D~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\{C57B3~1.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\{FC96C~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\{34508~1.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
{0996CEA1-A605-4b69-92C8-DB698CF67EED}.exe
{0EB45016-2F81-4477-976C-CA6D887C5279}.exe
{188A8122-2C39-47d8-8EA2-5B71FC4A1581}.exe
{1D99DF2F-2424-4a83-8D9C-817456CB63F3}.exe
{345082B0-19B5-43db-89D5-9C0C0A9D9A16}.exe
{55D8D343-E05C-4b8d-B34B-253EDF7034E9}.exe
{6C17244E-E38C-4bb1-AE01-BA28060EA072}.exe
{95B84215-CD86-40e4-95C0-9F46A8C7CCA6}.exe
{C57B3696-B42F-4593-8CD9-E59B2DCDD1E9}.exe
{FC96CCE5-ACB0-48c2-B739-E212DAE76E55}.exe
{FE6358A0-AC9E-41a0-8230-EE5BBCEED9CD}.exe
memory/1116-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1116-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1184-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2112-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2112-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2280-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2280-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3480-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3480-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3780-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3780-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3780-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3976-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3976-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4608-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4608-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5164-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5164-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5172-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5172-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5732-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5732-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5908-65-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5908-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5908-62-0x0000000000400000-0x0000000000410000-memory.dmp