Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
31/07/2026, 02:49
General
- Target 2026-07-31_8efd3ede09950fda17da940ff65f4e2f_elex_remcos_wannacry.exe
- Size 64KB
- Sample260731-da66ssscqa
- SHA256 9721b08547a2d0666450106d1948e57fecf8389db08cb59d82b5656ce6a2492e
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 32 IoCs
- Detects Windows executables referencing non-Windows User-Agents 32 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\2026-07-31_8efd3ede09950fda17da940ff65f4e2f_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_8efd3ede09950fda17da940ff65f4e2f_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\{BCBD6C17-8F7F-4e88-907E-A9F07875596B}.exeC:\Windows\{BCBD6C17-8F7F-4e88-907E-A9F07875596B}.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\{30BBDAD5-2B05-444e-A6AB-1A37B9DACE43}.exeC:\Windows\{30BBDAD5-2B05-444e-A6AB-1A37B9DACE43}.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\{1E84A800-37FC-4eac-BDB3-2E76C495AFD3}.exeC:\Windows\{1E84A800-37FC-4eac-BDB3-2E76C495AFD3}.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\{A3766B28-7DE6-4ca3-8165-A55E740947A6}.exeC:\Windows\{A3766B28-7DE6-4ca3-8165-A55E740947A6}.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\{C51FCCA4-E423-4747-89C7-23C3DDA2C9DB}.exeC:\Windows\{C51FCCA4-E423-4747-89C7-23C3DDA2C9DB}.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\{6DEE8AED-81A2-4936-8CE1-C5F3419EE0BE}.exeC:\Windows\{6DEE8AED-81A2-4936-8CE1-C5F3419EE0BE}.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\{ECE1B8F2-FAE1-4d23-8CAC-D073339F9E7E}.exeC:\Windows\{ECE1B8F2-FAE1-4d23-8CAC-D073339F9E7E}.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\{7CEDB99B-0066-4baf-A92A-773B9439F6AA}.exeC:\Windows\{7CEDB99B-0066-4baf-A92A-773B9439F6AA}.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\{33876260-2DC9-45db-B1F1-2429DFEC76E5}.exeC:\Windows\{33876260-2DC9-45db-B1F1-2429DFEC76E5}.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\{89592DEF-5D95-41cd-B378-10F45DDA31B4}.exeC:\Windows\{89592DEF-5D95-41cd-B378-10F45DDA31B4}.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\{D8567FF3-790D-4efc-A44B-ABCA354CF108}.exeC:\Windows\{D8567FF3-790D-4efc-A44B-ABCA354CF108}.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\{89592~1.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\{33876~1.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\{7CEDB~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\{ECE1B~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\{6DEE8~1.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\{C51FC~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\{A3766~1.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\{1E84A~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\{30BBD~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\{BCBD6~1.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
{1E84A800-37FC-4eac-BDB3-2E76C495AFD3}.exe
{30BBDAD5-2B05-444e-A6AB-1A37B9DACE43}.exe
{33876260-2DC9-45db-B1F1-2429DFEC76E5}.exe
{6DEE8AED-81A2-4936-8CE1-C5F3419EE0BE}.exe
{7CEDB99B-0066-4baf-A92A-773B9439F6AA}.exe
{89592DEF-5D95-41cd-B378-10F45DDA31B4}.exe
{A3766B28-7DE6-4ca3-8165-A55E740947A6}.exe
{BCBD6C17-8F7F-4e88-907E-A9F07875596B}.exe
{C51FCCA4-E423-4747-89C7-23C3DDA2C9DB}.exe
{D8567FF3-790D-4efc-A44B-ABCA354CF108}.exe
{ECE1B8F2-FAE1-4d23-8CAC-D073339F9E7E}.exe
memory/756-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/756-24-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1208-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1208-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1552-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1672-30-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1672-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1872-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2064-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2648-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3240-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3476-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3476-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4184-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4184-52-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4304-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4304-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4304-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4792-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4792-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4792-0-0x0000000000400000-0x0000000000410000-memory.dmp