Analysis
- max time kernel
149s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
27/10/2026, 22:36
General
- Target 2026-10-27_ef6b18752aea75279eaab42d46dc875a_elex_remcos_wannacry.exe
- Size 79KB
- Sample261027-2h9tnagv21
- SHA256 9f694e1ee56969091be60428b3614986583a09a826f604bd9b9a0c23781efb78
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\2026-10-27_ef6b18752aea75279eaab42d46dc875a_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-27_ef6b18752aea75279eaab42d46dc875a_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\{8661147D-016E-48c4-BA1C-4074DBCCF272}.exeC:\Windows\{8661147D-016E-48c4-BA1C-4074DBCCF272}.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\{2D4D272F-29A5-4a7b-B4DD-D0E3B04C76D4}.exeC:\Windows\{2D4D272F-29A5-4a7b-B4DD-D0E3B04C76D4}.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\{88D474A5-DE3D-4516-83E5-83E5CA48119B}.exeC:\Windows\{88D474A5-DE3D-4516-83E5-83E5CA48119B}.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\{44245C65-4BDD-4923-AA93-3C091992FD9C}.exeC:\Windows\{44245C65-4BDD-4923-AA93-3C091992FD9C}.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\{16A0A008-F719-418c-B08B-9AE69489863D}.exeC:\Windows\{16A0A008-F719-418c-B08B-9AE69489863D}.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\{B5DB6B67-C051-4e6a-8032-CBBD0A540999}.exeC:\Windows\{B5DB6B67-C051-4e6a-8032-CBBD0A540999}.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\{9B9B8833-1BCE-4406-9987-075F5139C2B3}.exeC:\Windows\{9B9B8833-1BCE-4406-9987-075F5139C2B3}.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\{11AED1A0-5F3B-495c-81EA-981EEEFF91F1}.exeC:\Windows\{11AED1A0-5F3B-495c-81EA-981EEEFF91F1}.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\{E035AC9D-5D9E-4e54-AAE0-E78D67F27B5F}.exeC:\Windows\{E035AC9D-5D9E-4e54-AAE0-E78D67F27B5F}.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\{5E441B05-6B5F-48f2-A5E7-650B01307956}.exeC:\Windows\{5E441B05-6B5F-48f2-A5E7-650B01307956}.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\{3BBB8387-7235-441a-954E-B3AE0CAA2A42}.exeC:\Windows\{3BBB8387-7235-441a-954E-B3AE0CAA2A42}.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\{5E441~1.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\{E035A~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\{11AED~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\{9B9B8~1.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\{B5DB6~1.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\{16A0A~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\{44245~1.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\{88D47~1.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\{2D4D2~1.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\{86611~1.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
{11AED1A0-5F3B-495c-81EA-981EEEFF91F1}.exe
{16A0A008-F719-418c-B08B-9AE69489863D}.exe
{2D4D272F-29A5-4a7b-B4DD-D0E3B04C76D4}.exe
{3BBB8387-7235-441a-954E-B3AE0CAA2A42}.exe
{44245C65-4BDD-4923-AA93-3C091992FD9C}.exe
{5E441B05-6B5F-48f2-A5E7-650B01307956}.exe
{8661147D-016E-48c4-BA1C-4074DBCCF272}.exe
{88D474A5-DE3D-4516-83E5-83E5CA48119B}.exe
{9B9B8833-1BCE-4406-9987-075F5139C2B3}.exe
{B5DB6B67-C051-4e6a-8032-CBBD0A540999}.exe
{E035AC9D-5D9E-4e54-AAE0-E78D67F27B5F}.exe