Analysis
- max time kernel
149s - max time network
135s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
29/10/2026, 22:17
General
- Target 2026-10-28_a068038db47f04ac6a45915b11b793d3_elex_remcos_wannacry.exe
- Size 76KB
- Sample261029-17wgwsce99
- SHA256 ba0a6a5669786150384ca1e50b497b778c531b45c6d76fe1d39b454a54421278
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\2026-10-28_a068038db47f04ac6a45915b11b793d3_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_a068038db47f04ac6a45915b11b793d3_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\{F49ACA02-2567-4521-9C76-41D957362FBB}.exeC:\Windows\{F49ACA02-2567-4521-9C76-41D957362FBB}.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\{640404CE-823E-4906-BD34-E902937C24CF}.exeC:\Windows\{640404CE-823E-4906-BD34-E902937C24CF}.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\{2CA4C77E-7EB1-44fa-8BEE-591BDC229C37}.exeC:\Windows\{2CA4C77E-7EB1-44fa-8BEE-591BDC229C37}.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\{404E5F6A-AC3A-4698-942D-964FA0D2AD12}.exeC:\Windows\{404E5F6A-AC3A-4698-942D-964FA0D2AD12}.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\{33F5F66F-DA6D-45c9-AAF2-A300502799BA}.exeC:\Windows\{33F5F66F-DA6D-45c9-AAF2-A300502799BA}.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\{A4945EE9-4E7E-411b-9C6D-7FEF86EF7021}.exeC:\Windows\{A4945EE9-4E7E-411b-9C6D-7FEF86EF7021}.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\{D4E0F5C9-64E8-4701-8672-756A936CB74E}.exeC:\Windows\{D4E0F5C9-64E8-4701-8672-756A936CB74E}.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\{65601F7E-81B2-4f26-8954-C7E425503BA3}.exeC:\Windows\{65601F7E-81B2-4f26-8954-C7E425503BA3}.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\{76D8DB7E-5862-4a27-A23C-D6555D56B87F}.exeC:\Windows\{76D8DB7E-5862-4a27-A23C-D6555D56B87F}.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\{00FB9D77-FB04-42cb-A792-2ADC90E8EF8E}.exeC:\Windows\{00FB9D77-FB04-42cb-A792-2ADC90E8EF8E}.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\{8EE07CB7-9CA6-473e-A50C-4626EB1D0DB7}.exeC:\Windows\{8EE07CB7-9CA6-473e-A50C-4626EB1D0DB7}.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\{00FB9~1.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\{76D8D~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\{65601~1.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\{D4E0F~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\{A4945~1.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\{33F5F~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\{404E5~1.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\{2CA4C~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\{64040~1.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\{F49AC~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
{00FB9D77-FB04-42cb-A792-2ADC90E8EF8E}.exe
{2CA4C77E-7EB1-44fa-8BEE-591BDC229C37}.exe
{33F5F66F-DA6D-45c9-AAF2-A300502799BA}.exe
{404E5F6A-AC3A-4698-942D-964FA0D2AD12}.exe
{640404CE-823E-4906-BD34-E902937C24CF}.exe
{65601F7E-81B2-4f26-8954-C7E425503BA3}.exe
{76D8DB7E-5862-4a27-A23C-D6555D56B87F}.exe
{8EE07CB7-9CA6-473e-A50C-4626EB1D0DB7}.exe
{A4945EE9-4E7E-411b-9C6D-7FEF86EF7021}.exe
{D4E0F5C9-64E8-4701-8672-756A936CB74E}.exe
{F49ACA02-2567-4521-9C76-41D957362FBB}.exe