Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
29/07/2026, 11:15
General
- Target 2026-07-29_292903e0e05657c2d887c4f660054b41_elex_wannacry.exe
- Size 64KB
- Sample260729-ncqa6ser4s
- SHA256 3f18dc9c20c626fa789d034b2aaa268aef2e9326fe53ab85d3d50e1dd6946365
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 17 IoCs
- Detects Windows executables referencing non-Windows User-Agents 17 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 10 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 5 IoCs
- Drops file in Windows directory 5 IoCs
- Executes a command shell one-liner 1 TTPs 5 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 11 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 5 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-07-29_292903e0e05657c2d887c4f660054b41_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-29_292903e0e05657c2d887c4f660054b41_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\{C1572FD5-82F2-4d97-9791-726F40CCCDB3}.exeC:\Windows\{C1572FD5-82F2-4d97-9791-726F40CCCDB3}.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\{CB2DA030-690D-4faf-B0BB-14540B14C04D}.exeC:\Windows\{CB2DA030-690D-4faf-B0BB-14540B14C04D}.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\{D428B5C1-F252-46a3-A1C9-3CB84B04EAE7}.exeC:\Windows\{D428B5C1-F252-46a3-A1C9-3CB84B04EAE7}.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\{B65EC417-2C9B-4d18-86B2-EDFF7908A8B7}.exeC:\Windows\{B65EC417-2C9B-4d18-86B2-EDFF7908A8B7}.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\{493B52A9-41E1-4099-ADC3-A4968A782524}.exeC:\Windows\{493B52A9-41E1-4099-ADC3-A4968A782524}.exe6⤵
- 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\{B65EC~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\{D428B~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\{CB2DA~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\{C1572~1.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
{493B52A9-41E1-4099-ADC3-A4968A782524}.exe
{B65EC417-2C9B-4d18-86B2-EDFF7908A8B7}.exe
{C1572FD5-82F2-4d97-9791-726F40CCCDB3}.exe
{CB2DA030-690D-4faf-B0BB-14540B14C04D}.exe
{D428B5C1-F252-46a3-A1C9-3CB84B04EAE7}.exe
memory/564-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/564-17-0x0000000000400000-0x0000000000410000-memory.dmp
memory/984-18-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1236-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1236-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1236-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1736-30-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1760-24-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1760-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3956-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3956-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3956-6-0x0000000000400000-0x0000000000410000-memory.dmp