Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
12/08/2026, 02:37
General
- Target 2026-08-12_2ed778f273e4df45eacaf90fa3146a03_elex_remcos_wannacry.exe
- Size 64KB
- Sample260812-c366tstxev
- SHA256 c26ced63fa0294a9b154e0ea782157c5f5215ade283f22da914538151e0eed99
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 35 IoCs
- Detects Windows executables referencing non-Windows User-Agents 35 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\2026-08-12_2ed778f273e4df45eacaf90fa3146a03_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_2ed778f273e4df45eacaf90fa3146a03_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\{C7A781C8-D1C1-4b70-ABAC-AC13C00DC5E6}.exeC:\Windows\{C7A781C8-D1C1-4b70-ABAC-AC13C00DC5E6}.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\{85730800-7C7A-44ba-A011-A4AB160ED50B}.exeC:\Windows\{85730800-7C7A-44ba-A011-A4AB160ED50B}.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\{832868D3-6D85-48ac-B72B-E301E1806C9A}.exeC:\Windows\{832868D3-6D85-48ac-B72B-E301E1806C9A}.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\{95934DCB-EB34-40ee-BC32-738F879BA5B9}.exeC:\Windows\{95934DCB-EB34-40ee-BC32-738F879BA5B9}.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\{D9AD2613-F244-4b36-BE83-53F5579A0AF8}.exeC:\Windows\{D9AD2613-F244-4b36-BE83-53F5579A0AF8}.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\{FA714C6A-F7D2-4526-93CF-A35F7CE40574}.exeC:\Windows\{FA714C6A-F7D2-4526-93CF-A35F7CE40574}.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\{082465BA-EF9E-4803-A20B-6C9949D2D6C0}.exeC:\Windows\{082465BA-EF9E-4803-A20B-6C9949D2D6C0}.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\{80C655AC-FFD9-49ac-A6E1-84C68F483BF1}.exeC:\Windows\{80C655AC-FFD9-49ac-A6E1-84C68F483BF1}.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\{620B31BD-1782-4b8b-AA56-9421BAF7F818}.exeC:\Windows\{620B31BD-1782-4b8b-AA56-9421BAF7F818}.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\{9A915B59-52EA-4a59-83C8-A31DD2A7AF18}.exeC:\Windows\{9A915B59-52EA-4a59-83C8-A31DD2A7AF18}.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\{4CDF0BDA-8414-444a-AAAA-983899768BEC}.exeC:\Windows\{4CDF0BDA-8414-444a-AAAA-983899768BEC}.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\{9A915~1.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\{620B3~1.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\{80C65~1.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\{08246~1.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\{FA714~1.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\{D9AD2~1.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\{95934~1.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\{83286~1.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\{85730~1.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\{C7A78~1.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
{082465BA-EF9E-4803-A20B-6C9949D2D6C0}.exe
{4CDF0BDA-8414-444a-AAAA-983899768BEC}.exe
{620B31BD-1782-4b8b-AA56-9421BAF7F818}.exe
{80C655AC-FFD9-49ac-A6E1-84C68F483BF1}.exe
{832868D3-6D85-48ac-B72B-E301E1806C9A}.exe
{85730800-7C7A-44ba-A011-A4AB160ED50B}.exe
{95934DCB-EB34-40ee-BC32-738F879BA5B9}.exe
{9A915B59-52EA-4a59-83C8-A31DD2A7AF18}.exe
{C7A781C8-D1C1-4b70-ABAC-AC13C00DC5E6}.exe
{D9AD2613-F244-4b36-BE83-53F5579A0AF8}.exe
{FA714C6A-F7D2-4526-93CF-A35F7CE40574}.exe
memory/52-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/52-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/628-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/628-68-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1692-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1692-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1692-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2468-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2504-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2504-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2872-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2872-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2964-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2964-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3964-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3964-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4156-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4156-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4432-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4432-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4496-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4496-75-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4768-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4768-56-0x0000000000400000-0x0000000000410000-memory.dmp