Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
16/08/2026, 09:28
General
- Target 2026-08-16_f2c0a4e3ad4b9a58687955dc95df93ce_elex_remcos_wannacry.exe
- Size 64KB
- Sample260816-lfsvcsgn3t
- SHA256 4433be454c853421f63f6a0c60ed2c7aa7e4abba1a821b010ec7b3458f0a1ffe
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\2026-08-16_f2c0a4e3ad4b9a58687955dc95df93ce_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_f2c0a4e3ad4b9a58687955dc95df93ce_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\{7E546B4F-488C-4cc9-9F5D-0C91BB66303A}.exeC:\Windows\{7E546B4F-488C-4cc9-9F5D-0C91BB66303A}.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\{92477DDA-D660-4cf5-890E-F69068879A03}.exeC:\Windows\{92477DDA-D660-4cf5-890E-F69068879A03}.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\{31F6508E-9705-407c-8D4E-D29E743D0D32}.exeC:\Windows\{31F6508E-9705-407c-8D4E-D29E743D0D32}.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\{F430C8C0-6FD5-43b5-AE50-D9E096117EFE}.exeC:\Windows\{F430C8C0-6FD5-43b5-AE50-D9E096117EFE}.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\{2376F053-ACF7-46ac-85F9-9342B658F03C}.exeC:\Windows\{2376F053-ACF7-46ac-85F9-9342B658F03C}.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\{AE159F1C-7F65-4721-8660-BF50522EAA4B}.exeC:\Windows\{AE159F1C-7F65-4721-8660-BF50522EAA4B}.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\{C01C40F0-7C88-4165-8742-3689BBF37CBA}.exeC:\Windows\{C01C40F0-7C88-4165-8742-3689BBF37CBA}.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\{1CB4AC18-98A5-41b2-8024-F0C3195695B8}.exeC:\Windows\{1CB4AC18-98A5-41b2-8024-F0C3195695B8}.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\{FBBC5A8C-7AFE-46c5-9EF8-0AEB45DA419F}.exeC:\Windows\{FBBC5A8C-7AFE-46c5-9EF8-0AEB45DA419F}.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\{EE95F03C-BC84-472a-8062-3F1B64777A75}.exeC:\Windows\{EE95F03C-BC84-472a-8062-3F1B64777A75}.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\{35D0D4C3-8A7F-4a7e-93CB-EAFE7F9FF6CF}.exeC:\Windows\{35D0D4C3-8A7F-4a7e-93CB-EAFE7F9FF6CF}.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\{EE95F~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\{FBBC5~1.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\{1CB4A~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\{C01C4~1.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\{AE159~1.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\{2376F~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\{F430C~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\{31F65~1.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\{92477~1.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\{7E546~1.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\2026-0~1.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
{1CB4AC18-98A5-41b2-8024-F0C3195695B8}.exe
{2376F053-ACF7-46ac-85F9-9342B658F03C}.exe
{31F6508E-9705-407c-8D4E-D29E743D0D32}.exe
{35D0D4C3-8A7F-4a7e-93CB-EAFE7F9FF6CF}.exe
{7E546B4F-488C-4cc9-9F5D-0C91BB66303A}.exe
{92477DDA-D660-4cf5-890E-F69068879A03}.exe
{AE159F1C-7F65-4721-8660-BF50522EAA4B}.exe
{C01C40F0-7C88-4165-8742-3689BBF37CBA}.exe
{EE95F03C-BC84-472a-8062-3F1B64777A75}.exe
{F430C8C0-6FD5-43b5-AE50-D9E096117EFE}.exe
{FBBC5A8C-7AFE-46c5-9EF8-0AEB45DA419F}.exe
memory/916-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/916-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/916-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1472-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1472-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1748-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1748-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3132-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3132-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3640-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3640-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3640-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3696-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3696-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4028-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4028-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4072-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4072-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4736-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4816-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4816-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5288-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5288-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6008-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6008-57-0x0000000000400000-0x0000000000410000-memory.dmp