Analysis
- max time kernel
148s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/09/2026, 11:48
General
- Target 2026-09-30_477a6a8c42e074560c173fe62667c40b_elex_remcos_wannacry.exe
- Size 64KB
- Sample260930-nyd52aveqc
- SHA256 365da24036464e9e144dd6c97ea05f6c2095f93b7d2b92183d70682b44596d53
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 37 IoCs
- Detects Windows executables referencing non-Windows User-Agents 37 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\2026-09-30_477a6a8c42e074560c173fe62667c40b_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-30_477a6a8c42e074560c173fe62667c40b_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\{CB7BEB7D-C3B3-4a25-A518-674F0992C92F}.exeC:\Windows\{CB7BEB7D-C3B3-4a25-A518-674F0992C92F}.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\{E0271133-9C08-4cfa-A205-EC3F3E4CA19F}.exeC:\Windows\{E0271133-9C08-4cfa-A205-EC3F3E4CA19F}.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\{0F81B91E-6733-45ed-A503-5FBD9947A1F5}.exeC:\Windows\{0F81B91E-6733-45ed-A503-5FBD9947A1F5}.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\{043333FB-A3A4-4ff9-896E-9B76099C9CE7}.exeC:\Windows\{043333FB-A3A4-4ff9-896E-9B76099C9CE7}.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\{FA690371-8229-41b4-A90C-B802AE21F5F3}.exeC:\Windows\{FA690371-8229-41b4-A90C-B802AE21F5F3}.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\{2C9C6D39-D403-4b96-A3B7-3CC0F2D1B42B}.exeC:\Windows\{2C9C6D39-D403-4b96-A3B7-3CC0F2D1B42B}.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\{F25DFB54-A273-4954-9FF8-A37731A2BB5E}.exeC:\Windows\{F25DFB54-A273-4954-9FF8-A37731A2BB5E}.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\{91502825-E02E-4bab-9268-5A17C0CCAB43}.exeC:\Windows\{91502825-E02E-4bab-9268-5A17C0CCAB43}.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\{8C9BA529-A911-4f93-9DF3-E6248986F3DA}.exeC:\Windows\{8C9BA529-A911-4f93-9DF3-E6248986F3DA}.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\{304BFB84-F072-4a0a-996D-5CE7AA019809}.exeC:\Windows\{304BFB84-F072-4a0a-996D-5CE7AA019809}.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\{DD86E6D5-AF99-4b02-96D7-D53E9B6680F7}.exeC:\Windows\{DD86E6D5-AF99-4b02-96D7-D53E9B6680F7}.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\{304BF~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\{8C9BA~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\{91502~1.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\{F25DF~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\{2C9C6~1.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\{FA690~1.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\{04333~1.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\{0F81B~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\{E0271~1.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\{CB7BE~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
{043333FB-A3A4-4ff9-896E-9B76099C9CE7}.exe
{0F81B91E-6733-45ed-A503-5FBD9947A1F5}.exe
{2C9C6D39-D403-4b96-A3B7-3CC0F2D1B42B}.exe
{304BFB84-F072-4a0a-996D-5CE7AA019809}.exe
{8C9BA529-A911-4f93-9DF3-E6248986F3DA}.exe
{91502825-E02E-4bab-9268-5A17C0CCAB43}.exe
{CB7BEB7D-C3B3-4a25-A518-674F0992C92F}.exe
{DD86E6D5-AF99-4b02-96D7-D53E9B6680F7}.exe
{E0271133-9C08-4cfa-A205-EC3F3E4CA19F}.exe
{F25DFB54-A273-4954-9FF8-A37731A2BB5E}.exe
{FA690371-8229-41b4-A90C-B802AE21F5F3}.exe
memory/1788-72-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1788-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2212-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2212-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2212-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2468-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2468-66-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2468-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2872-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2872-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3420-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3420-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3832-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3832-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4528-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4528-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4740-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4740-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4848-79-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4940-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4940-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5868-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5868-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5868-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5996-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5996-34-0x0000000000400000-0x0000000000410000-memory.dmp