Analysis
- max time kernel
149s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
08/08/2026, 08:56
General
- Target 2026-08-08_41161055de7fb0bf321955965d5120f4_elex_remcos_wannacry.exe
- Size 64KB
- Sample260808-kwcyeaxtc1
- SHA256 d5d7b838c7a5b909ffeaf6b5cf5be4e9552a6a554115f3a00c09d98d800f45e2
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 21 IoCs
- Detects Windows executables referencing non-Windows User-Agents 21 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 14 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 7 IoCs
- Drops file in Windows directory 7 IoCs
- Executes a command shell one-liner 1 TTPs 7 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 15 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 7 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-08_41161055de7fb0bf321955965d5120f4_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_41161055de7fb0bf321955965d5120f4_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\{08586FCD-5FA2-4b89-9906-064774CFB46D}.exeC:\Windows\{08586FCD-5FA2-4b89-9906-064774CFB46D}.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\{AE144C03-FC9B-4b7c-8CD3-9CD6EFA31801}.exeC:\Windows\{AE144C03-FC9B-4b7c-8CD3-9CD6EFA31801}.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\{7C570FF6-61FB-4615-B7C0-1E94BF4470D8}.exeC:\Windows\{7C570FF6-61FB-4615-B7C0-1E94BF4470D8}.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\{C5B5F2E6-0888-46ef-A257-DEF6A2E838DE}.exeC:\Windows\{C5B5F2E6-0888-46ef-A257-DEF6A2E838DE}.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\{52B787B8-3173-4978-9312-9B5F86C7AAD6}.exeC:\Windows\{52B787B8-3173-4978-9312-9B5F86C7AAD6}.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\{97495635-F642-4830-951C-C4A24904FAE6}.exeC:\Windows\{97495635-F642-4830-951C-C4A24904FAE6}.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\{2C51CFE9-B110-4338-AC0A-136BFD5E40D7}.exeC:\Windows\{2C51CFE9-B110-4338-AC0A-136BFD5E40D7}.exe8⤵
- 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\{97495~1.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\{52B78~1.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\{C5B5F~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\{7C570~1.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\{AE144~1.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\{08586~1.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
{08586FCD-5FA2-4b89-9906-064774CFB46D}.exe
{2C51CFE9-B110-4338-AC0A-136BFD5E40D7}.exe
{52B787B8-3173-4978-9312-9B5F86C7AAD6}.exe
{7C570FF6-61FB-4615-B7C0-1E94BF4470D8}.exe
{97495635-F642-4830-951C-C4A24904FAE6}.exe
{AE144C03-FC9B-4b7c-8CD3-9CD6EFA31801}.exe
{C5B5F2E6-0888-46ef-A257-DEF6A2E838DE}.exe
memory/1060-17-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1060-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1104-18-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1104-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1572-25-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1572-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2744-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2744-11-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4308-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4308-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4308-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4484-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4636-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4636-41-0x0000000000400000-0x0000000000410000-memory.dmp