Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
27/10/2026, 16:46
General
- Target 2026-10-26_5965fdbfb26082a1befca3b813f967be_elex_remcos_wannacry.exe
- Size 76KB
- Sample261027-vacevsfv2q
- SHA256 b5d4d06e1b9dedb4b82a5dce37cc1a0bf018c7fed93f573436931810a2eaa8e9
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_5965fdbfb26082a1befca3b813f967be_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_5965fdbfb26082a1befca3b813f967be_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\{3338D875-6528-4c1a-A007-2A34A406D7AA}.exeC:\Windows\{3338D875-6528-4c1a-A007-2A34A406D7AA}.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\{73B701C9-C10C-4a6a-A478-F3B0F15D38FB}.exeC:\Windows\{73B701C9-C10C-4a6a-A478-F3B0F15D38FB}.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\{EF792CFA-A01E-4d57-82E2-3D948F66AEAA}.exeC:\Windows\{EF792CFA-A01E-4d57-82E2-3D948F66AEAA}.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\{453ED470-91C9-4b93-9C0A-D93251C00A98}.exeC:\Windows\{453ED470-91C9-4b93-9C0A-D93251C00A98}.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\{2D408E6A-AEFD-4be2-BD62-6F27DF2EAC63}.exeC:\Windows\{2D408E6A-AEFD-4be2-BD62-6F27DF2EAC63}.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\{B0143E6E-0388-449d-8775-EF9BAF8F3D5B}.exeC:\Windows\{B0143E6E-0388-449d-8775-EF9BAF8F3D5B}.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\{E36B6E6A-5CF2-4e76-9361-75534BFFF53D}.exeC:\Windows\{E36B6E6A-5CF2-4e76-9361-75534BFFF53D}.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\{AC20C947-D66E-4c6b-AC53-CD8A0610E17A}.exeC:\Windows\{AC20C947-D66E-4c6b-AC53-CD8A0610E17A}.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\{265826CD-4132-4659-9BF1-E0E8B6F04B15}.exeC:\Windows\{265826CD-4132-4659-9BF1-E0E8B6F04B15}.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\{FB39410D-FD96-44a5-B9E0-D842132FD433}.exeC:\Windows\{FB39410D-FD96-44a5-B9E0-D842132FD433}.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\{F0C81185-86F3-4348-9364-49CE3FCFCE7D}.exeC:\Windows\{F0C81185-86F3-4348-9364-49CE3FCFCE7D}.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\{FB394~1.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\{26582~1.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\{AC20C~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\{E36B6~1.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\{B0143~1.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\{2D408~1.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\{453ED~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\{EF792~1.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\{73B70~1.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\{3338D~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
{265826CD-4132-4659-9BF1-E0E8B6F04B15}.exe
{2D408E6A-AEFD-4be2-BD62-6F27DF2EAC63}.exe
{3338D875-6528-4c1a-A007-2A34A406D7AA}.exe
{453ED470-91C9-4b93-9C0A-D93251C00A98}.exe
{73B701C9-C10C-4a6a-A478-F3B0F15D38FB}.exe
{AC20C947-D66E-4c6b-AC53-CD8A0610E17A}.exe
{B0143E6E-0388-449d-8775-EF9BAF8F3D5B}.exe
{E36B6E6A-5CF2-4e76-9361-75534BFFF53D}.exe
{EF792CFA-A01E-4d57-82E2-3D948F66AEAA}.exe
{F0C81185-86F3-4348-9364-49CE3FCFCE7D}.exe
{FB39410D-FD96-44a5-B9E0-D842132FD433}.exe