Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
23/10/2026, 15:18
General
- Target 2026-10-23_0ab87e10be87ff10157cedb1bfdf15f3_elex_remcos_wannacry.exe
- Size 59KB
- Sample261023-spy63act3z
- SHA256 82556728947b4664060f21f1aa5bcfbe4ec850c03073da57f4afde16c60d6782
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
- Custom signatureDetects 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\2026-10-23_0ab87e10be87ff10157cedb1bfdf15f3_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-23_0ab87e10be87ff10157cedb1bfdf15f3_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\{B5F5EA3B-5C87-4ead-A2C1-20E9F47A0D87}.exeC:\Windows\{B5F5EA3B-5C87-4ead-A2C1-20E9F47A0D87}.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\{E0A268A6-26E7-42c3-97C0-E89F2D1F1290}.exeC:\Windows\{E0A268A6-26E7-42c3-97C0-E89F2D1F1290}.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\{C8523FF0-0CAC-44f4-8B98-980B08738D3E}.exeC:\Windows\{C8523FF0-0CAC-44f4-8B98-980B08738D3E}.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\{5266EA3F-0B32-46e6-9EB5-3DBB8E3CB0B7}.exeC:\Windows\{5266EA3F-0B32-46e6-9EB5-3DBB8E3CB0B7}.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\{7E973617-2DB8-4ba8-B749-C3E9B548E557}.exeC:\Windows\{7E973617-2DB8-4ba8-B749-C3E9B548E557}.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\{B968EB5E-9F3D-4c47-A772-AB0DF36E0FF7}.exeC:\Windows\{B968EB5E-9F3D-4c47-A772-AB0DF36E0FF7}.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\{91DD9D26-7556-43d8-A042-22AC6C46087F}.exeC:\Windows\{91DD9D26-7556-43d8-A042-22AC6C46087F}.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\{B8AD7D16-4D95-4532-AB30-477191480768}.exeC:\Windows\{B8AD7D16-4D95-4532-AB30-477191480768}.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\{0BDAF971-4501-4722-AD3D-D974DFACC65F}.exeC:\Windows\{0BDAF971-4501-4722-AD3D-D974DFACC65F}.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\{8FE59B5A-869A-4bd0-9257-6F935093ED4A}.exeC:\Windows\{8FE59B5A-869A-4bd0-9257-6F935093ED4A}.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\{1F991EF4-9FB6-4527-A021-708BABF83D94}.exeC:\Windows\{1F991EF4-9FB6-4527-A021-708BABF83D94}.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\{8FE59~1.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\{0BDAF~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\{B8AD7~1.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\{91DD9~1.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\{B968E~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\{7E973~1.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\{5266E~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\{C8523~1.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\{E0A26~1.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\{B5F5E~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
{0BDAF971-4501-4722-AD3D-D974DFACC65F}.exe
{1F991EF4-9FB6-4527-A021-708BABF83D94}.exe
{5266EA3F-0B32-46e6-9EB5-3DBB8E3CB0B7}.exe
{7E973617-2DB8-4ba8-B749-C3E9B548E557}.exe
{8FE59B5A-869A-4bd0-9257-6F935093ED4A}.exe
{91DD9D26-7556-43d8-A042-22AC6C46087F}.exe
{B5F5EA3B-5C87-4ead-A2C1-20E9F47A0D87}.exe
{B8AD7D16-4D95-4532-AB30-477191480768}.exe
{B968EB5E-9F3D-4c47-A772-AB0DF36E0FF7}.exe
{C8523FF0-0CAC-44f4-8B98-980B08738D3E}.exe
{E0A268A6-26E7-42c3-97C0-E89F2D1F1290}.exe