Analysis
- max time kernel
150s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
04/08/2026, 06:21
General
- Target 2026-08-04_8d0b2e6e434d788d0bc1b5b032d26a92_elex_remcos_wannacry.exe
- Size 60KB
- Sample260804-g4r6hsshkb
- SHA256 fa5f1e7b7a1ec41aa10009dbdd5dbb41282666881a44d8669424c4692eba5d12
Score
10/10
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 11 IoCs
- Detects Windows executables referencing non-Windows User-Agents 11 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\2026-08-04_8d0b2e6e434d788d0bc1b5b032d26a92_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_8d0b2e6e434d788d0bc1b5b032d26a92_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\{2621E1AC-817C-43a7-8D7A-224B9C7003EC}.exeC:\Windows\{2621E1AC-817C-43a7-8D7A-224B9C7003EC}.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\{036E785E-6653-4a59-BE05-26EE0B6593EF}.exeC:\Windows\{036E785E-6653-4a59-BE05-26EE0B6593EF}.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\{010F63F8-0A4C-4655-95C3-7956868FF38C}.exeC:\Windows\{010F63F8-0A4C-4655-95C3-7956868FF38C}.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\{8D4914E1-058E-48cd-8733-C12A51DBF0FA}.exeC:\Windows\{8D4914E1-058E-48cd-8733-C12A51DBF0FA}.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\{8E5B7FA0-E0EE-44c5-AB7D-0BE78BFC20B4}.exeC:\Windows\{8E5B7FA0-E0EE-44c5-AB7D-0BE78BFC20B4}.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\{848EC1DB-1069-4c8b-BB59-5B163D68F1C6}.exeC:\Windows\{848EC1DB-1069-4c8b-BB59-5B163D68F1C6}.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\{FDCF1FDD-0B46-4d08-B0BD-68F633684FA9}.exeC:\Windows\{FDCF1FDD-0B46-4d08-B0BD-68F633684FA9}.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\{AEBF3F12-5D7A-4fd4-8984-410A38221D34}.exeC:\Windows\{AEBF3F12-5D7A-4fd4-8984-410A38221D34}.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\{EAA6A6B6-BFCF-4b03-A3F3-A877664F133B}.exeC:\Windows\{EAA6A6B6-BFCF-4b03-A3F3-A877664F133B}.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\{731FE11E-F685-42ec-BB5A-45103CEE547D}.exeC:\Windows\{731FE11E-F685-42ec-BB5A-45103CEE547D}.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\{323FAD1A-EA86-4ba3-99CC-89D65252B62C}.exeC:\Windows\{323FAD1A-EA86-4ba3-99CC-89D65252B62C}.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\{731FE~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\{EAA6A~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\{AEBF3~1.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\{FDCF1~1.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\{848EC~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\{8E5B7~1.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\{8D491~1.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\{010F6~1.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\{036E7~1.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\{2621E~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
{010F63F8-0A4C-4655-95C3-7956868FF38C}.exe
{036E785E-6653-4a59-BE05-26EE0B6593EF}.exe
{2621E1AC-817C-43a7-8D7A-224B9C7003EC}.exe
{323FAD1A-EA86-4ba3-99CC-89D65252B62C}.exe
{731FE11E-F685-42ec-BB5A-45103CEE547D}.exe
{848EC1DB-1069-4c8b-BB59-5B163D68F1C6}.exe
{8D4914E1-058E-48cd-8733-C12A51DBF0FA}.exe
{8E5B7FA0-E0EE-44c5-AB7D-0BE78BFC20B4}.exe
{AEBF3F12-5D7A-4fd4-8984-410A38221D34}.exe
{EAA6A6B6-BFCF-4b03-A3F3-A877664F133B}.exe
{FDCF1FDD-0B46-4d08-B0BD-68F633684FA9}.exe