Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
29/10/2026, 19:50
General
- Target 2026-10-28_bcea5e42bfd74f1a08fbb329fe09095d_elex_remcos_wannacry.exe
- Size 64KB
- Sample261029-ykhamscc79
- SHA256 0391a76921d7658b9cb5dc8780cc8395feb1d665b30b320b7097facf4710b73e
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\2026-10-28_bcea5e42bfd74f1a08fbb329fe09095d_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_bcea5e42bfd74f1a08fbb329fe09095d_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\{884039E6-965B-4839-A684-F0C81DB4A5B1}.exeC:\Windows\{884039E6-965B-4839-A684-F0C81DB4A5B1}.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\{BFD79999-3335-424a-91CE-69E86B39F0AD}.exeC:\Windows\{BFD79999-3335-424a-91CE-69E86B39F0AD}.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\{EB750A6F-CF92-42b4-B48B-8694F096C1AF}.exeC:\Windows\{EB750A6F-CF92-42b4-B48B-8694F096C1AF}.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\{B2CA2F9D-4F44-4b1b-B937-EF89C1359B64}.exeC:\Windows\{B2CA2F9D-4F44-4b1b-B937-EF89C1359B64}.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\{0DFDAE9B-BE4A-4fc3-B708-2C25E6F0AE75}.exeC:\Windows\{0DFDAE9B-BE4A-4fc3-B708-2C25E6F0AE75}.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\{CB1E2D05-73FA-4cf5-9C84-17B71AE85FB8}.exeC:\Windows\{CB1E2D05-73FA-4cf5-9C84-17B71AE85FB8}.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\{D03FE23E-4227-4d1e-89D4-411FA30DCDA3}.exeC:\Windows\{D03FE23E-4227-4d1e-89D4-411FA30DCDA3}.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\{57AABF70-2C2F-4e6d-B635-984CC2407974}.exeC:\Windows\{57AABF70-2C2F-4e6d-B635-984CC2407974}.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\{5CE5DB5F-6EBB-43bb-9A82-7B0764E4734B}.exeC:\Windows\{5CE5DB5F-6EBB-43bb-9A82-7B0764E4734B}.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
-
C:\Windows\{5983C81C-8092-41e9-9202-7FA98872B5E9}.exeC:\Windows\{5983C81C-8092-41e9-9202-7FA98872B5E9}.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\{F794E40B-EDC1-4786-813F-EBBE9CC7F1FA}.exeC:\Windows\{F794E40B-EDC1-4786-813F-EBBE9CC7F1FA}.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\{5983C~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\{5CE5D~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\{57AAB~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\{D03FE~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\{CB1E2~1.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\{0DFDA~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\{B2CA2~1.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\{EB750~1.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\{BFD79~1.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\{88403~1.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
{0DFDAE9B-BE4A-4fc3-B708-2C25E6F0AE75}.exe
{57AABF70-2C2F-4e6d-B635-984CC2407974}.exe
{5983C81C-8092-41e9-9202-7FA98872B5E9}.exe
{5CE5DB5F-6EBB-43bb-9A82-7B0764E4734B}.exe
{884039E6-965B-4839-A684-F0C81DB4A5B1}.exe
{B2CA2F9D-4F44-4b1b-B937-EF89C1359B64}.exe
{BFD79999-3335-424a-91CE-69E86B39F0AD}.exe
{CB1E2D05-73FA-4cf5-9C84-17B71AE85FB8}.exe
{D03FE23E-4227-4d1e-89D4-411FA30DCDA3}.exe
{EB750A6F-CF92-42b4-B48B-8694F096C1AF}.exe
{F794E40B-EDC1-4786-813F-EBBE9CC7F1FA}.exe
memory/472-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/472-51-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1292-79-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1816-44-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1816-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2192-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2192-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3508-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3508-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4188-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4188-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4188-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4364-37-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4364-38-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4364-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4508-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4508-16-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4508-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4564-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4564-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5156-58-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5156-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5616-65-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5616-72-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5996-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5996-29-0x0000000000400000-0x0000000000410000-memory.dmp