Analysis
- max time kernel
149s - max time network
131s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
03/08/2026, 15:03
General
- Target 2026-08-03_14d2f1fb17579b62fdce5e4a28b3a63d_elex_remcos_wannacry.exe
- Size 64KB
- Sample260803-sfefastwcs
- SHA256 f23cf6a615cdf66fa33155cc574372bd5e77c2bef151cbef1f2313d469448766
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 26 IoCs
- Detects Windows executables referencing non-Windows User-Agents 26 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 18 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 9 IoCs
- Drops file in Windows directory 9 IoCs
- Executes a command shell one-liner 1 TTPs 9 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 19 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 9 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-03_14d2f1fb17579b62fdce5e4a28b3a63d_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_14d2f1fb17579b62fdce5e4a28b3a63d_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\{79FDA9EF-744A-4d10-9534-8C988C8E91EA}.exeC:\Windows\{79FDA9EF-744A-4d10-9534-8C988C8E91EA}.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\{32164D26-2A54-49eb-B6FF-284D7695AC68}.exeC:\Windows\{32164D26-2A54-49eb-B6FF-284D7695AC68}.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\{530C635B-146B-4fb3-B89A-B33DD6507E09}.exeC:\Windows\{530C635B-146B-4fb3-B89A-B33DD6507E09}.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\{A2CB9236-4153-4ddb-AF52-C60981859ED6}.exeC:\Windows\{A2CB9236-4153-4ddb-AF52-C60981859ED6}.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\{C080471B-C10F-4017-9B0E-FDEFEDA906CF}.exeC:\Windows\{C080471B-C10F-4017-9B0E-FDEFEDA906CF}.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\{81BE616F-1D12-4dd1-8A98-B39261493B84}.exeC:\Windows\{81BE616F-1D12-4dd1-8A98-B39261493B84}.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\{3CE4E1FC-4CB3-4065-88B3-596D16EFE229}.exeC:\Windows\{3CE4E1FC-4CB3-4065-88B3-596D16EFE229}.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\{109A06C6-D1C3-489c-9359-5D3AC77BFEF6}.exeC:\Windows\{109A06C6-D1C3-489c-9359-5D3AC77BFEF6}.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\{52F46049-F7B3-4899-901A-0B4CBCE1FBFB}.exeC:\Windows\{52F46049-F7B3-4899-901A-0B4CBCE1FBFB}.exe10⤵
- 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\{109A0~1.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\{3CE4E~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\{81BE6~1.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\{C0804~1.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\{A2CB9~1.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\{530C6~1.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\{32164~1.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\{79FDA~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
{109A06C6-D1C3-489c-9359-5D3AC77BFEF6}.exe
{32164D26-2A54-49eb-B6FF-284D7695AC68}.exe
{3CE4E1FC-4CB3-4065-88B3-596D16EFE229}.exe
{52F46049-F7B3-4899-901A-0B4CBCE1FBFB}.exe
{530C635B-146B-4fb3-B89A-B33DD6507E09}.exe
{79FDA9EF-744A-4d10-9534-8C988C8E91EA}.exe
{81BE616F-1D12-4dd1-8A98-B39261493B84}.exe
{A2CB9236-4153-4ddb-AF52-C60981859ED6}.exe
{C080471B-C10F-4017-9B0E-FDEFEDA906CF}.exe
memory/552-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/552-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1132-32-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1216-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1216-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1556-16-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2284-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2284-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2284-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2444-45-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2444-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2572-51-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3712-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3712-38-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4140-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5108-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5108-33-0x0000000000400000-0x0000000000410000-memory.dmp