Analysis
- max time kernel
148s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
31/07/2026, 11:11
General
- Target 2026-07-31_b849fd0854bf3dcdc635958acbe140ab_elex_wannacry.exe
- Size 89KB
- Sample260731-nakb5seq4v
- SHA256 5a4e4a4e0602feaaaec325f8908abc713b6252f5b25b709c542f96808b01edcd
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
- 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_b849fd0854bf3dcdc635958acbe140ab_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_b849fd0854bf3dcdc635958acbe140ab_elex_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\{FA99FE99-0FA8-4921-A3E4-08655DBA5E7A}.exeC:\Windows\{FA99FE99-0FA8-4921-A3E4-08655DBA5E7A}.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\{FFA61942-1F81-4715-AAEB-54734AED52C8}.exeC:\Windows\{FFA61942-1F81-4715-AAEB-54734AED52C8}.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\{454708DD-3671-49a1-AD5D-114B3C5A7398}.exeC:\Windows\{454708DD-3671-49a1-AD5D-114B3C5A7398}.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\{D0C0703A-A8DD-4a53-B1B3-FB1339CB4CE3}.exeC:\Windows\{D0C0703A-A8DD-4a53-B1B3-FB1339CB4CE3}.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\{ABDBDC4A-A9A9-4a42-B9F3-CE1503C71443}.exeC:\Windows\{ABDBDC4A-A9A9-4a42-B9F3-CE1503C71443}.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\{E8B50771-9791-4f14-B590-1FAFC9FF1E6E}.exeC:\Windows\{E8B50771-9791-4f14-B590-1FAFC9FF1E6E}.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\{CE75A94E-63E7-4245-9848-2D870353DDDA}.exeC:\Windows\{CE75A94E-63E7-4245-9848-2D870353DDDA}.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\{8DC712B1-3337-41dd-BD36-DAE8CE879E07}.exeC:\Windows\{8DC712B1-3337-41dd-BD36-DAE8CE879E07}.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\{9FB3E391-B98A-44b8-A577-F8BD87C7FFA9}.exeC:\Windows\{9FB3E391-B98A-44b8-A577-F8BD87C7FFA9}.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\{5C417763-1DF2-44a7-B06C-8C436A58F271}.exeC:\Windows\{5C417763-1DF2-44a7-B06C-8C436A58F271}.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\{EBD150CD-6B6E-430e-9F5D-32DEA52E60EB}.exeC:\Windows\{EBD150CD-6B6E-430e-9F5D-32DEA52E60EB}.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\{5C417~1.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\{9FB3E~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\{8DC71~1.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\{CE75A~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\{E8B50~1.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\{ABDBD~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\{D0C07~1.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\{45470~1.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\{FFA61~1.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\{FA99F~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
{454708DD-3671-49a1-AD5D-114B3C5A7398}.exe
{5C417763-1DF2-44a7-B06C-8C436A58F271}.exe
{8DC712B1-3337-41dd-BD36-DAE8CE879E07}.exe
{9FB3E391-B98A-44b8-A577-F8BD87C7FFA9}.exe
{ABDBDC4A-A9A9-4a42-B9F3-CE1503C71443}.exe
{CE75A94E-63E7-4245-9848-2D870353DDDA}.exe
{D0C0703A-A8DD-4a53-B1B3-FB1339CB4CE3}.exe
{E8B50771-9791-4f14-B590-1FAFC9FF1E6E}.exe
{EBD150CD-6B6E-430e-9F5D-32DEA52E60EB}.exe
{FA99FE99-0FA8-4921-A3E4-08655DBA5E7A}.exe
{FFA61942-1F81-4715-AAEB-54734AED52C8}.exe
memory/932-54-0x0000000000400000-0x0000000000411000-memory.dmp
memory/932-49-0x0000000000400000-0x0000000000411000-memory.dmp
memory/1080-28-0x0000000000400000-0x0000000000411000-memory.dmp
memory/1080-34-0x0000000000400000-0x0000000000411000-memory.dmp
memory/1392-7-0x0000000000400000-0x0000000000411000-memory.dmp
memory/1392-0-0x0000000000400000-0x0000000000411000-memory.dmp
memory/1392-1-0x0000000000400000-0x0000000000411000-memory.dmp
memory/2440-40-0x0000000000400000-0x0000000000411000-memory.dmp
memory/2440-35-0x0000000000400000-0x0000000000411000-memory.dmp
memory/2804-21-0x0000000000400000-0x0000000000411000-memory.dmp
memory/2804-26-0x0000000000400000-0x0000000000411000-memory.dmp
memory/3280-62-0x0000000000400000-0x0000000000411000-memory.dmp
memory/3280-68-0x0000000000400000-0x0000000000411000-memory.dmp
memory/3492-75-0x0000000000400000-0x0000000000411000-memory.dmp
memory/3492-70-0x0000000000400000-0x0000000000411000-memory.dmp
memory/4764-56-0x0000000000400000-0x0000000000411000-memory.dmp
memory/4764-63-0x0000000000400000-0x0000000000411000-memory.dmp
memory/4868-77-0x0000000000400000-0x0000000000411000-memory.dmp
memory/5844-19-0x0000000000400000-0x0000000000411000-memory.dmp
memory/5844-14-0x0000000000400000-0x0000000000411000-memory.dmp
memory/6044-12-0x0000000000400000-0x0000000000411000-memory.dmp
memory/6044-6-0x0000000000400000-0x0000000000411000-memory.dmp
memory/6136-47-0x0000000000400000-0x0000000000411000-memory.dmp
memory/6136-42-0x0000000000400000-0x0000000000411000-memory.dmp