Analysis
- max time kernel
149s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
29/10/2026, 19:52
General
- Target 2026-10-28_bc7ae2067ba9826f0477d8510f2d3f67_elex_remcos_wannacry.exe
- Size 76KB
- Sample261029-ylvmcssxev
- SHA256 caa9a2d96a6c37d5fb3d0cbf48a6d792098187f976f6a1d5c057ae63af4bfeb9
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\2026-10-28_bc7ae2067ba9826f0477d8510f2d3f67_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_bc7ae2067ba9826f0477d8510f2d3f67_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\{77B53EF1-FFF4-4e67-B8D2-2827808619F2}.exeC:\Windows\{77B53EF1-FFF4-4e67-B8D2-2827808619F2}.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\{C65BC1E7-23D5-4efc-B15C-63AE1BDE87D0}.exeC:\Windows\{C65BC1E7-23D5-4efc-B15C-63AE1BDE87D0}.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\{F90FFB23-84A5-4d2c-95E0-CBE73BF47919}.exeC:\Windows\{F90FFB23-84A5-4d2c-95E0-CBE73BF47919}.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\{A186D725-AA1E-444a-8339-6D8EF50D1D6F}.exeC:\Windows\{A186D725-AA1E-444a-8339-6D8EF50D1D6F}.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\{750A40DE-1D34-4f68-B341-E51A92C084E1}.exeC:\Windows\{750A40DE-1D34-4f68-B341-E51A92C084E1}.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\{87521680-B79B-4131-9C0A-6D3669BED4C5}.exeC:\Windows\{87521680-B79B-4131-9C0A-6D3669BED4C5}.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\{B024486B-4195-463a-998B-5320888D28B2}.exeC:\Windows\{B024486B-4195-463a-998B-5320888D28B2}.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\{D759C92A-59DB-4e8d-9C5D-0B3B04C3E688}.exeC:\Windows\{D759C92A-59DB-4e8d-9C5D-0B3B04C3E688}.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\{8015DA99-FB81-47cc-8472-89D9F0D0FD3A}.exeC:\Windows\{8015DA99-FB81-47cc-8472-89D9F0D0FD3A}.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\{507250B7-CF63-43ff-8ADB-D6714DF92834}.exeC:\Windows\{507250B7-CF63-43ff-8ADB-D6714DF92834}.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\{0380E873-7658-476d-843C-C58C63F73AA9}.exeC:\Windows\{0380E873-7658-476d-843C-C58C63F73AA9}.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\{50725~1.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\{8015D~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\{D759C~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\{B0244~1.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\{87521~1.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\{750A4~1.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\{A186D~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\{F90FF~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\{C65BC~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\{77B53~1.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
{0380E873-7658-476d-843C-C58C63F73AA9}.exe
{507250B7-CF63-43ff-8ADB-D6714DF92834}.exe
{750A40DE-1D34-4f68-B341-E51A92C084E1}.exe
{77B53EF1-FFF4-4e67-B8D2-2827808619F2}.exe
{8015DA99-FB81-47cc-8472-89D9F0D0FD3A}.exe
{87521680-B79B-4131-9C0A-6D3669BED4C5}.exe
{A186D725-AA1E-444a-8339-6D8EF50D1D6F}.exe
{B024486B-4195-463a-998B-5320888D28B2}.exe
{C65BC1E7-23D5-4efc-B15C-63AE1BDE87D0}.exe
{D759C92A-59DB-4e8d-9C5D-0B3B04C3E688}.exe
{F90FFB23-84A5-4d2c-95E0-CBE73BF47919}.exe