Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
31/10/2026, 16:17
General
- Target 2026-10-31_0c5ef9630f9af5888109fd853464da6e_elex_remcos_wannacry.exe
- Size 64KB
- Sample261031-trkbcset9r
- SHA256 c444a43264558c33c4cf2cc1b297650174efc9ec0d1fe45db5f0430befba3e03
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\2026-10-31_0c5ef9630f9af5888109fd853464da6e_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-31_0c5ef9630f9af5888109fd853464da6e_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\{30D5657B-A805-4083-9341-9149DCFFE873}.exeC:\Windows\{30D5657B-A805-4083-9341-9149DCFFE873}.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\{1489C579-2523-4b0e-88E1-F504353C613D}.exeC:\Windows\{1489C579-2523-4b0e-88E1-F504353C613D}.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\{2970DB5A-9921-4ef6-9C7B-815643FD5A0B}.exeC:\Windows\{2970DB5A-9921-4ef6-9C7B-815643FD5A0B}.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\{7F417597-414F-4d78-829E-F66003228CBD}.exeC:\Windows\{7F417597-414F-4d78-829E-F66003228CBD}.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\{ED7CABE7-DCB3-4c34-A76C-FF30849E093B}.exeC:\Windows\{ED7CABE7-DCB3-4c34-A76C-FF30849E093B}.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\{FDA1045F-9FFD-449d-BE5B-793D4EB1E93C}.exeC:\Windows\{FDA1045F-9FFD-449d-BE5B-793D4EB1E93C}.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\{D8C916DC-BB0D-406c-ABEC-F2D3EE864F1E}.exeC:\Windows\{D8C916DC-BB0D-406c-ABEC-F2D3EE864F1E}.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\{6508D2F9-AD28-4c5e-A270-C670AE539214}.exeC:\Windows\{6508D2F9-AD28-4c5e-A270-C670AE539214}.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\{EB087E68-7D5B-4f57-A945-0C470C5EA068}.exeC:\Windows\{EB087E68-7D5B-4f57-A945-0C470C5EA068}.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\{62689A73-81C7-4e16-A2ED-1603FA71F45E}.exeC:\Windows\{62689A73-81C7-4e16-A2ED-1603FA71F45E}.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\{8D08CB5F-AB08-462d-A5FE-94D8ADAFD133}.exeC:\Windows\{8D08CB5F-AB08-462d-A5FE-94D8ADAFD133}.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\{62689~1.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\{EB087~1.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\{6508D~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\{D8C91~1.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\{FDA10~1.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\{ED7CA~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\{7F417~1.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\{2970D~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\{1489C~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\{30D56~1.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\2026-1~1.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
{1489C579-2523-4b0e-88E1-F504353C613D}.exe
{2970DB5A-9921-4ef6-9C7B-815643FD5A0B}.exe
{30D5657B-A805-4083-9341-9149DCFFE873}.exe
{62689A73-81C7-4e16-A2ED-1603FA71F45E}.exe
{6508D2F9-AD28-4c5e-A270-C670AE539214}.exe
{7F417597-414F-4d78-829E-F66003228CBD}.exe
{8D08CB5F-AB08-462d-A5FE-94D8ADAFD133}.exe
{D8C916DC-BB0D-406c-ABEC-F2D3EE864F1E}.exe
{EB087E68-7D5B-4f57-A945-0C470C5EA068}.exe
{ED7CABE7-DCB3-4c34-A76C-FF30849E093B}.exe
{FDA1045F-9FFD-449d-BE5B-793D4EB1E93C}.exe
memory/476-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/476-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1464-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1464-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1560-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1560-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1560-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3460-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3460-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3896-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3932-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3932-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4352-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4352-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4440-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4440-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4836-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4836-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4996-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4996-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5724-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5724-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6028-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6028-65-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6028-70-0x0000000000400000-0x0000000000410000-memory.dmp