Analysis
- max time kernel
149s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
24/10/2026, 16:25
General
- Target 2026-10-22_391d9a3900e5b9e22ade7c985f35bddf_elex_remcos_wannacry.exe
- Size 64KB
- Sample261024-tw7x8avyew
- SHA256 a03658dd40dd792efcb4001ee06bc76f3c6f8860af94bdc572fcf2d3defdf476
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 34 IoCs
- Custom signatureDetects Windows executables referencing non-Windows User-Agents 34 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\2026-10-22_391d9a3900e5b9e22ade7c985f35bddf_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_391d9a3900e5b9e22ade7c985f35bddf_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\{C4A579D8-6C22-4bb4-B042-FEFB60B79EB4}.exeC:\Windows\{C4A579D8-6C22-4bb4-B042-FEFB60B79EB4}.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\{8AB74426-929D-425e-99C4-596CABD2A6E0}.exeC:\Windows\{8AB74426-929D-425e-99C4-596CABD2A6E0}.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\{240FE37E-81A1-49c9-B5FC-4BA002CD9740}.exeC:\Windows\{240FE37E-81A1-49c9-B5FC-4BA002CD9740}.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\{8BAB5A9F-60B6-4420-84BD-856E1094D054}.exeC:\Windows\{8BAB5A9F-60B6-4420-84BD-856E1094D054}.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\{2C2FF784-6327-46cd-A88C-B36A4C106986}.exeC:\Windows\{2C2FF784-6327-46cd-A88C-B36A4C106986}.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\{ADD6ABAD-476E-48c0-B44D-58B7F893D918}.exeC:\Windows\{ADD6ABAD-476E-48c0-B44D-58B7F893D918}.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\{6020934E-934D-467a-BDC7-8A15397049CC}.exeC:\Windows\{6020934E-934D-467a-BDC7-8A15397049CC}.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\{70F6B7CC-BDF0-4da2-A658-A4DC722E0A62}.exeC:\Windows\{70F6B7CC-BDF0-4da2-A658-A4DC722E0A62}.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\{D6F16EA7-FE9C-4406-9E46-78A3D3345E7E}.exeC:\Windows\{D6F16EA7-FE9C-4406-9E46-78A3D3345E7E}.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\{5B70FD65-6246-4da2-98B8-125AF4F451DB}.exeC:\Windows\{5B70FD65-6246-4da2-98B8-125AF4F451DB}.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\{1EF4C3FF-241B-4ef6-865A-087C43865643}.exeC:\Windows\{1EF4C3FF-241B-4ef6-865A-087C43865643}.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\{5B70F~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\{D6F16~1.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\{70F6B~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\{60209~1.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\{ADD6A~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\{2C2FF~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\{8BAB5~1.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\{240FE~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\{8AB74~1.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\{C4A57~1.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
{1EF4C3FF-241B-4ef6-865A-087C43865643}.exe
{240FE37E-81A1-49c9-B5FC-4BA002CD9740}.exe
{2C2FF784-6327-46cd-A88C-B36A4C106986}.exe
{5B70FD65-6246-4da2-98B8-125AF4F451DB}.exe
{6020934E-934D-467a-BDC7-8A15397049CC}.exe
{70F6B7CC-BDF0-4da2-A658-A4DC722E0A62}.exe
{8AB74426-929D-425e-99C4-596CABD2A6E0}.exe
{8BAB5A9F-60B6-4420-84BD-856E1094D054}.exe
{ADD6ABAD-476E-48c0-B44D-58B7F893D918}.exe
{C4A579D8-6C22-4bb4-B042-FEFB60B79EB4}.exe
{D6F16EA7-FE9C-4406-9E46-78A3D3345E7E}.exe
memory/976-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/976-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/976-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1076-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1076-37-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2484-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2484-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2824-11-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2824-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2940-31-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2940-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3156-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3156-44-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3460-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3460-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3668-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3668-53-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3732-17-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3732-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3732-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3972-66-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4088-30-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4088-25-0x0000000000400000-0x0000000000410000-memory.dmp