Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
17/08/2026, 15:59
General
- Target 2026-08-17_4d4ffd5839786995758b14bdbd2516fb_elex_remcos_wannacry.exe
- Size 64KB
- Sample260817-te84ystgnb
- SHA256 8d7e5b6bce32067d83ddf12ade94218b5f9b9d8f2c6f44908ed21d6ed6c562c8
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\2026-08-17_4d4ffd5839786995758b14bdbd2516fb_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-17_4d4ffd5839786995758b14bdbd2516fb_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\{C07460DE-6E4A-484f-87DE-DA590E057D17}.exeC:\Windows\{C07460DE-6E4A-484f-87DE-DA590E057D17}.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\{00D4891E-2F03-4229-B449-3D9101E5BE0F}.exeC:\Windows\{00D4891E-2F03-4229-B449-3D9101E5BE0F}.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\{8C8FCE92-C67E-4271-AC04-CAC817A7594E}.exeC:\Windows\{8C8FCE92-C67E-4271-AC04-CAC817A7594E}.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\{7502DBA2-E945-4280-ADE1-0653C837B065}.exeC:\Windows\{7502DBA2-E945-4280-ADE1-0653C837B065}.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\{32034B03-3154-4588-92A3-5A8C3C117190}.exeC:\Windows\{32034B03-3154-4588-92A3-5A8C3C117190}.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\{F9F9FC96-A7EA-4c15-94A0-F4F0FE1F17A8}.exeC:\Windows\{F9F9FC96-A7EA-4c15-94A0-F4F0FE1F17A8}.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\{2D9B5529-189E-4927-8BE9-323E3CF2B93F}.exeC:\Windows\{2D9B5529-189E-4927-8BE9-323E3CF2B93F}.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\{81640D3A-9AC7-41a8-BE71-57C6F00629AC}.exeC:\Windows\{81640D3A-9AC7-41a8-BE71-57C6F00629AC}.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\{9C99CC7A-A28C-474a-B976-2662521D26EF}.exeC:\Windows\{9C99CC7A-A28C-474a-B976-2662521D26EF}.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\{E105F39C-C1D4-47a0-90B8-D5CD2B23FAD1}.exeC:\Windows\{E105F39C-C1D4-47a0-90B8-D5CD2B23FAD1}.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
-
C:\Windows\{0EBD6826-77A0-44a1-8168-146CEC4848D4}.exeC:\Windows\{0EBD6826-77A0-44a1-8168-146CEC4848D4}.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\{E105F~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\{9C99C~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\{81640~1.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\{2D9B5~1.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\{F9F9F~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\{32034~1.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\{7502D~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\{8C8FC~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\{00D48~1.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\{C0746~1.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
{00D4891E-2F03-4229-B449-3D9101E5BE0F}.exe
{0EBD6826-77A0-44a1-8168-146CEC4848D4}.exe
{2D9B5529-189E-4927-8BE9-323E3CF2B93F}.exe
{32034B03-3154-4588-92A3-5A8C3C117190}.exe
{7502DBA2-E945-4280-ADE1-0653C837B065}.exe
{81640D3A-9AC7-41a8-BE71-57C6F00629AC}.exe
{8C8FCE92-C67E-4271-AC04-CAC817A7594E}.exe
{9C99CC7A-A28C-474a-B976-2662521D26EF}.exe
{C07460DE-6E4A-484f-87DE-DA590E057D17}.exe
{E105F39C-C1D4-47a0-90B8-D5CD2B23FAD1}.exe
{F9F9FC96-A7EA-4c15-94A0-F4F0FE1F17A8}.exe
memory/964-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/964-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/964-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1560-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1560-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1720-79-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1788-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1788-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2172-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2172-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3984-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3984-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4260-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4260-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5036-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5036-65-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5460-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5460-59-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5460-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5816-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5816-72-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6464-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6464-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6772-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6772-44-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6772-42-0x0000000000400000-0x0000000000410000-memory.dmp