Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
29/10/2026, 19:23
General
- Target 2026-10-28_c214d221d860b350056018b06c3da888_elex_remcos_wannacry.exe
- Size 79KB
- Sample261029-x36khset7s
- SHA256 5722fc5c0edf2fbca8a955d7d322760c394ea17f297e01eb95c992ebfa29704e
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_c214d221d860b350056018b06c3da888_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_c214d221d860b350056018b06c3da888_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\{52C46C04-2AEC-4072-AC20-57FE359A56A8}.exeC:\Windows\{52C46C04-2AEC-4072-AC20-57FE359A56A8}.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\{8D60B119-E1B5-4634-AE86-006B16B0172A}.exeC:\Windows\{8D60B119-E1B5-4634-AE86-006B16B0172A}.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
-
C:\Windows\{302372A2-720C-449d-A9FD-B7B71A34D4AE}.exeC:\Windows\{302372A2-720C-449d-A9FD-B7B71A34D4AE}.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\{533F9DAB-EBFA-496f-A417-84CE2F011A9A}.exeC:\Windows\{533F9DAB-EBFA-496f-A417-84CE2F011A9A}.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\{8B10471A-17AD-4009-8F3A-4FFE79F453E2}.exeC:\Windows\{8B10471A-17AD-4009-8F3A-4FFE79F453E2}.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\{081039DE-79DC-4896-AD94-3F2D00180F3F}.exeC:\Windows\{081039DE-79DC-4896-AD94-3F2D00180F3F}.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\{75FED58E-B11E-4238-B75B-F298455CC0D2}.exeC:\Windows\{75FED58E-B11E-4238-B75B-F298455CC0D2}.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\{0C424899-2607-49ba-B96D-DDC99B7361D7}.exeC:\Windows\{0C424899-2607-49ba-B96D-DDC99B7361D7}.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\{52FA9CDC-BD5C-4ad9-830D-67BC2FBEDBD8}.exeC:\Windows\{52FA9CDC-BD5C-4ad9-830D-67BC2FBEDBD8}.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\{42F5CF8D-6198-45ff-9CC4-83618E20D432}.exeC:\Windows\{42F5CF8D-6198-45ff-9CC4-83618E20D432}.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\{4077DA8A-37A7-4865-BFBD-7D5B5B976F8A}.exeC:\Windows\{4077DA8A-37A7-4865-BFBD-7D5B5B976F8A}.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\{42F5C~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\{52FA9~1.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\{0C424~1.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\{75FED~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\{08103~1.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\{8B104~1.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\{533F9~1.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\{30237~1.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\{8D60B~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\{52C46~1.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
{081039DE-79DC-4896-AD94-3F2D00180F3F}.exe
{0C424899-2607-49ba-B96D-DDC99B7361D7}.exe
{302372A2-720C-449d-A9FD-B7B71A34D4AE}.exe
{4077DA8A-37A7-4865-BFBD-7D5B5B976F8A}.exe
{42F5CF8D-6198-45ff-9CC4-83618E20D432}.exe
{52C46C04-2AEC-4072-AC20-57FE359A56A8}.exe
{52FA9CDC-BD5C-4ad9-830D-67BC2FBEDBD8}.exe
{533F9DAB-EBFA-496f-A417-84CE2F011A9A}.exe
{75FED58E-B11E-4238-B75B-F298455CC0D2}.exe
{8B10471A-17AD-4009-8F3A-4FFE79F453E2}.exe
{8D60B119-E1B5-4634-AE86-006B16B0172A}.exe