Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/10/2026, 15:01
General
- Target 2026-10-26_6d105942c251d4b12bdcfbd5d3e37d5b_elex_remcos_wannacry.exe
- Size 79KB
- Sample261027-sdxtvsdz2x
- SHA256 dbb63c32c1b8775a2a4b337a81eea91692b32ed2168ca99809a6db21e7de5864
Score
10/10
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 11 IoCs
- Detects Windows executables referencing non-Windows User-Agents 11 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\2026-10-26_6d105942c251d4b12bdcfbd5d3e37d5b_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_6d105942c251d4b12bdcfbd5d3e37d5b_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\{E87CD86A-9748-47a1-95D6-6CA7A9B91529}.exeC:\Windows\{E87CD86A-9748-47a1-95D6-6CA7A9B91529}.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\{F44FB978-77E1-49a4-AE5B-31374AD97460}.exeC:\Windows\{F44FB978-77E1-49a4-AE5B-31374AD97460}.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\{DF9A4FB6-1900-4e9c-A4F8-EA88A90AE62D}.exeC:\Windows\{DF9A4FB6-1900-4e9c-A4F8-EA88A90AE62D}.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\{00341D52-CB15-4ee0-AE75-07FDC7272C4D}.exeC:\Windows\{00341D52-CB15-4ee0-AE75-07FDC7272C4D}.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\{E0048F93-1937-4e36-9781-7E9AA4857BA1}.exeC:\Windows\{E0048F93-1937-4e36-9781-7E9AA4857BA1}.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\{8710A9B6-4342-464e-8DDD-9AA1442E19CE}.exeC:\Windows\{8710A9B6-4342-464e-8DDD-9AA1442E19CE}.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\{054911C2-964F-4293-B474-749395853208}.exeC:\Windows\{054911C2-964F-4293-B474-749395853208}.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\{1267A364-7019-49db-83F0-E18D55E0E6C2}.exeC:\Windows\{1267A364-7019-49db-83F0-E18D55E0E6C2}.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\{367753A8-49C2-4c75-80D6-65B38AFFCE2A}.exeC:\Windows\{367753A8-49C2-4c75-80D6-65B38AFFCE2A}.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\{5483DCA8-44A7-4c34-A8DD-37BB17390530}.exeC:\Windows\{5483DCA8-44A7-4c34-A8DD-37BB17390530}.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\{D9BF1A7E-F916-4475-99CA-CA29E6379459}.exeC:\Windows\{D9BF1A7E-F916-4475-99CA-CA29E6379459}.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\{5483D~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\{36775~1.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\{1267A~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\{05491~1.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\{8710A~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\{E0048~1.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\{00341~1.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\{DF9A4~1.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\{F44FB~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\{E87CD~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\2026-1~1.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
{00341D52-CB15-4ee0-AE75-07FDC7272C4D}.exe
{054911C2-964F-4293-B474-749395853208}.exe
{1267A364-7019-49db-83F0-E18D55E0E6C2}.exe
{367753A8-49C2-4c75-80D6-65B38AFFCE2A}.exe
{5483DCA8-44A7-4c34-A8DD-37BB17390530}.exe
{8710A9B6-4342-464e-8DDD-9AA1442E19CE}.exe
{D9BF1A7E-F916-4475-99CA-CA29E6379459}.exe
{DF9A4FB6-1900-4e9c-A4F8-EA88A90AE62D}.exe
{E0048F93-1937-4e36-9781-7E9AA4857BA1}.exe
{E87CD86A-9748-47a1-95D6-6CA7A9B91529}.exe
{F44FB978-77E1-49a4-AE5B-31374AD97460}.exe