Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
05/08/2026, 18:06
General
- Target 2026-08-05_8659ce2c5babd76600a704658f61545b_elex_remcos_wannacry.exe
- Size 64KB
- Sample260805-wpxvsaysf1
- SHA256 f43d08e79d833dd062d469f10293e9d24c788e86372b4afcf1643ce2a34ef611
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 37 IoCs
- Detects Windows executables referencing non-Windows User-Agents 37 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\2026-08-05_8659ce2c5babd76600a704658f61545b_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-05_8659ce2c5babd76600a704658f61545b_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\{23DA21D5-D082-4aee-AF17-D1684BB0E687}.exeC:\Windows\{23DA21D5-D082-4aee-AF17-D1684BB0E687}.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\{8EA23A93-EC6B-4510-85BD-2FC0EFD3C651}.exeC:\Windows\{8EA23A93-EC6B-4510-85BD-2FC0EFD3C651}.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\{1AE19E8C-80BB-4782-A2AB-78F9F7764451}.exeC:\Windows\{1AE19E8C-80BB-4782-A2AB-78F9F7764451}.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\{A3DA8DC2-5740-4426-824A-A2D5A67DD661}.exeC:\Windows\{A3DA8DC2-5740-4426-824A-A2D5A67DD661}.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\{3F76D300-17F3-4a39-81D6-6B03CFDE6DE9}.exeC:\Windows\{3F76D300-17F3-4a39-81D6-6B03CFDE6DE9}.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\{6A647999-DFF5-4448-8E2F-B372FD9CBD70}.exeC:\Windows\{6A647999-DFF5-4448-8E2F-B372FD9CBD70}.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\{940655DF-530C-4da1-B646-6B09FF839962}.exeC:\Windows\{940655DF-530C-4da1-B646-6B09FF839962}.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\{EFAC1175-C215-4e6e-BF2C-9C701DD565D5}.exeC:\Windows\{EFAC1175-C215-4e6e-BF2C-9C701DD565D5}.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\{0705B752-FB24-4444-B90E-1750D8DCB13F}.exeC:\Windows\{0705B752-FB24-4444-B90E-1750D8DCB13F}.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\{522097E3-76C7-487f-AF6B-4D68C9D84F51}.exeC:\Windows\{522097E3-76C7-487f-AF6B-4D68C9D84F51}.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\{DB7AD13B-5C6B-47cf-A045-72AE41CCA9F3}.exeC:\Windows\{DB7AD13B-5C6B-47cf-A045-72AE41CCA9F3}.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\{52209~1.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\{0705B~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\{EFAC1~1.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\{94065~1.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\{6A647~1.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\{3F76D~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\{A3DA8~1.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\{1AE19~1.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\{8EA23~1.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\{23DA2~1.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
{0705B752-FB24-4444-B90E-1750D8DCB13F}.exe
{1AE19E8C-80BB-4782-A2AB-78F9F7764451}.exe
{23DA21D5-D082-4aee-AF17-D1684BB0E687}.exe
{3F76D300-17F3-4a39-81D6-6B03CFDE6DE9}.exe
{522097E3-76C7-487f-AF6B-4D68C9D84F51}.exe
{6A647999-DFF5-4448-8E2F-B372FD9CBD70}.exe
{8EA23A93-EC6B-4510-85BD-2FC0EFD3C651}.exe
{940655DF-530C-4da1-B646-6B09FF839962}.exe
{A3DA8DC2-5740-4426-824A-A2D5A67DD661}.exe
{DB7AD13B-5C6B-47cf-A045-72AE41CCA9F3}.exe
{EFAC1175-C215-4e6e-BF2C-9C701DD565D5}.exe
memory/236-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/236-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/464-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/464-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/920-79-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1500-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1500-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1712-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1712-45-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1712-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1924-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1924-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2204-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2204-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2724-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2724-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2724-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3156-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3156-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3156-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3228-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3228-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4468-58-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4468-51-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5768-66-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5768-72-0x0000000000400000-0x0000000000410000-memory.dmp