Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
11/08/2026, 10:53
General
- Target 2026-08-11_0d4940deeacfbf638bc791ef8b3ceb6e_elex_remcos_wannacry.exe
- Size 64KB
- Sample260811-mzebraea37
- SHA256 b3a3244db13e2b767ab93b95a97eb2152f1746d3c3895372e8a9b2ed15e92a61
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\2026-08-11_0d4940deeacfbf638bc791ef8b3ceb6e_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-11_0d4940deeacfbf638bc791ef8b3ceb6e_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\{EA327556-6870-4356-9C5C-59883F5DEDC8}.exeC:\Windows\{EA327556-6870-4356-9C5C-59883F5DEDC8}.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\{DC5A2F38-107E-4f5f-B8A7-1FB8A4DD6AC7}.exeC:\Windows\{DC5A2F38-107E-4f5f-B8A7-1FB8A4DD6AC7}.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\{7543919B-39A0-48c1-A03C-CC8310ACDF3A}.exeC:\Windows\{7543919B-39A0-48c1-A03C-CC8310ACDF3A}.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\{F8C64FA1-0A9C-4b46-96C1-DB0688E98F46}.exeC:\Windows\{F8C64FA1-0A9C-4b46-96C1-DB0688E98F46}.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\{4938B786-855B-4e81-853A-1BBC85512725}.exeC:\Windows\{4938B786-855B-4e81-853A-1BBC85512725}.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\{7BCF2E57-67AA-40fc-8C17-9440A8F093A7}.exeC:\Windows\{7BCF2E57-67AA-40fc-8C17-9440A8F093A7}.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\{DC45B7AB-49B1-41dd-83CA-8203B4BECAD3}.exeC:\Windows\{DC45B7AB-49B1-41dd-83CA-8203B4BECAD3}.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\{45DD1068-BD4B-4b0c-A77C-3B47F44C5B3B}.exeC:\Windows\{45DD1068-BD4B-4b0c-A77C-3B47F44C5B3B}.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\{4D341086-7A79-4916-9AAC-DE018D5A1F4C}.exeC:\Windows\{4D341086-7A79-4916-9AAC-DE018D5A1F4C}.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
-
C:\Windows\{48656292-8AA5-42b7-9208-554C4B5D4EB0}.exeC:\Windows\{48656292-8AA5-42b7-9208-554C4B5D4EB0}.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\{F3F5BC66-20C9-4e8e-815F-C06BBA485EE3}.exeC:\Windows\{F3F5BC66-20C9-4e8e-815F-C06BBA485EE3}.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\{48656~1.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\{4D341~1.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\{45DD1~1.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\{DC45B~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\{7BCF2~1.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\{4938B~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\{F8C64~1.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\{75439~1.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\{DC5A2~1.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\{EA327~1.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
{45DD1068-BD4B-4b0c-A77C-3B47F44C5B3B}.exe
{48656292-8AA5-42b7-9208-554C4B5D4EB0}.exe
{4938B786-855B-4e81-853A-1BBC85512725}.exe
{4D341086-7A79-4916-9AAC-DE018D5A1F4C}.exe
{7543919B-39A0-48c1-A03C-CC8310ACDF3A}.exe
{7BCF2E57-67AA-40fc-8C17-9440A8F093A7}.exe
{DC45B7AB-49B1-41dd-83CA-8203B4BECAD3}.exe
{DC5A2F38-107E-4f5f-B8A7-1FB8A4DD6AC7}.exe
{EA327556-6870-4356-9C5C-59883F5DEDC8}.exe
{F3F5BC66-20C9-4e8e-815F-C06BBA485EE3}.exe
{F8C64FA1-0A9C-4b46-96C1-DB0688E98F46}.exe
memory/2292-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2292-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2456-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2456-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2980-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2980-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3868-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4120-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4120-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4120-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4364-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4364-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4364-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4472-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4472-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4500-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4500-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4984-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4984-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5324-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5324-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5740-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5740-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5996-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5996-49-0x0000000000400000-0x0000000000410000-memory.dmp