Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
31/07/2026, 02:32
General
- Target 2026-07-31_ccc55018074ea02849108598cc7912e3_elex_remcos_wannacry.exe
- Size 64KB
- Sample260731-c1ph1abd38
- SHA256 c8149b9da72c6985d8c30b8b2b0264433bcfe2d6a17520d1799bbeb03b7f2385
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 36 IoCs
- Detects Windows executables referencing non-Windows User-Agents 36 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_ccc55018074ea02849108598cc7912e3_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_ccc55018074ea02849108598cc7912e3_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\{33CCAD10-88C0-4211-85AB-0F4DEBC33709}.exeC:\Windows\{33CCAD10-88C0-4211-85AB-0F4DEBC33709}.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\{2C861DDA-0C5F-472d-8216-F002607A7766}.exeC:\Windows\{2C861DDA-0C5F-472d-8216-F002607A7766}.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\{CD97544E-F11E-4de7-BA97-B6E5E6A660A3}.exeC:\Windows\{CD97544E-F11E-4de7-BA97-B6E5E6A660A3}.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\{38F20EE8-0246-44f1-BC55-F23E71CEEC87}.exeC:\Windows\{38F20EE8-0246-44f1-BC55-F23E71CEEC87}.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\{090E3CFC-281E-444d-9792-648921A8BFBE}.exeC:\Windows\{090E3CFC-281E-444d-9792-648921A8BFBE}.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\{4264C524-5CAF-400d-82E8-7A3FB302C634}.exeC:\Windows\{4264C524-5CAF-400d-82E8-7A3FB302C634}.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\{8D57850C-D9F1-495d-A381-EC12F88731D6}.exeC:\Windows\{8D57850C-D9F1-495d-A381-EC12F88731D6}.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\{DBAA827D-B82C-43f6-8B37-3C1239F0967A}.exeC:\Windows\{DBAA827D-B82C-43f6-8B37-3C1239F0967A}.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\{65337E03-408E-4243-A5D8-07A0D94297D5}.exeC:\Windows\{65337E03-408E-4243-A5D8-07A0D94297D5}.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\{E97C3100-6EFD-4029-B928-1B197D668E62}.exeC:\Windows\{E97C3100-6EFD-4029-B928-1B197D668E62}.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\{B3D4291A-3253-4cbd-8A1E-9D5EFD34C23A}.exeC:\Windows\{B3D4291A-3253-4cbd-8A1E-9D5EFD34C23A}.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\{E97C3~1.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\{65337~1.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\{DBAA8~1.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\{8D578~1.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\{4264C~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\{090E3~1.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\{38F20~1.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\{CD975~1.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\{2C861~1.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\{33CCA~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
{090E3CFC-281E-444d-9792-648921A8BFBE}.exe
{2C861DDA-0C5F-472d-8216-F002607A7766}.exe
{33CCAD10-88C0-4211-85AB-0F4DEBC33709}.exe
{38F20EE8-0246-44f1-BC55-F23E71CEEC87}.exe
{4264C524-5CAF-400d-82E8-7A3FB302C634}.exe
{65337E03-408E-4243-A5D8-07A0D94297D5}.exe
{8D57850C-D9F1-495d-A381-EC12F88731D6}.exe
{B3D4291A-3253-4cbd-8A1E-9D5EFD34C23A}.exe
{CD97544E-F11E-4de7-BA97-B6E5E6A660A3}.exe
{DBAA827D-B82C-43f6-8B37-3C1239F0967A}.exe
{E97C3100-6EFD-4029-B928-1B197D668E62}.exe
memory/268-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/268-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1056-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1056-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2900-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2900-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2900-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3612-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3612-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3684-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3684-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3684-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3916-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3916-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4688-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4772-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4772-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5448-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5448-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5476-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5476-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5956-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5956-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6128-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6128-55-0x0000000000400000-0x0000000000410000-memory.dmp