Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
20/08/2026, 22:09
General
- Target 2026-08-20_28b3461fb4b315022a012fdcf0760309_elex_remcos_wannacry.exe
- Size 64KB
- Sample260820-12vcmsbm21
- SHA256 5870603f12f76d4eec6f20306dd2d7903685ed3e11534474b3edaa90cdc463f8
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
- Detects 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\2026-08-20_28b3461fb4b315022a012fdcf0760309_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_28b3461fb4b315022a012fdcf0760309_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\{FB480C8E-293D-4cc4-BF37-C2A4937B49A8}.exeC:\Windows\{FB480C8E-293D-4cc4-BF37-C2A4937B49A8}.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\{31B5BBF2-D61F-4e51-BAF1-135CD7ED3B1F}.exeC:\Windows\{31B5BBF2-D61F-4e51-BAF1-135CD7ED3B1F}.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\{5FD4E200-BB85-4aa6-95E4-AADDCB89CCBD}.exeC:\Windows\{5FD4E200-BB85-4aa6-95E4-AADDCB89CCBD}.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\{19C426B2-5346-4fd9-A175-5B631D94525E}.exeC:\Windows\{19C426B2-5346-4fd9-A175-5B631D94525E}.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\{782C407D-A216-4edd-8E24-6F5938B5749C}.exeC:\Windows\{782C407D-A216-4edd-8E24-6F5938B5749C}.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\{E1BD9E37-9CD3-4d4c-A957-EA526942AC8C}.exeC:\Windows\{E1BD9E37-9CD3-4d4c-A957-EA526942AC8C}.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\{6EF58A51-86A1-4ee1-966A-DF19F54DA4EA}.exeC:\Windows\{6EF58A51-86A1-4ee1-966A-DF19F54DA4EA}.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\{95565785-08C9-49df-B7DE-4D9B7129156B}.exeC:\Windows\{95565785-08C9-49df-B7DE-4D9B7129156B}.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\{264345E3-F1E9-444f-BB39-C5F68F05DA4E}.exeC:\Windows\{264345E3-F1E9-444f-BB39-C5F68F05DA4E}.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\{503E9DF2-5F6D-4700-8886-EFA7D6F63959}.exeC:\Windows\{503E9DF2-5F6D-4700-8886-EFA7D6F63959}.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\{E4DE89DA-2F68-4b4f-A0B2-590B1E574789}.exeC:\Windows\{E4DE89DA-2F68-4b4f-A0B2-590B1E574789}.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\{503E9~1.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\{26434~1.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\{95565~1.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\{6EF58~1.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\{E1BD9~1.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\{782C4~1.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\{19C42~1.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\{5FD4E~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\{31B5B~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\{FB480~1.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\2026-0~1.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
{19C426B2-5346-4fd9-A175-5B631D94525E}.exe
{264345E3-F1E9-444f-BB39-C5F68F05DA4E}.exe
{31B5BBF2-D61F-4e51-BAF1-135CD7ED3B1F}.exe
{503E9DF2-5F6D-4700-8886-EFA7D6F63959}.exe
{5FD4E200-BB85-4aa6-95E4-AADDCB89CCBD}.exe
{6EF58A51-86A1-4ee1-966A-DF19F54DA4EA}.exe
{782C407D-A216-4edd-8E24-6F5938B5749C}.exe
{95565785-08C9-49df-B7DE-4D9B7129156B}.exe
{E1BD9E37-9CD3-4d4c-A957-EA526942AC8C}.exe
{E4DE89DA-2F68-4b4f-A0B2-590B1E574789}.exe
{FB480C8E-293D-4cc4-BF37-C2A4937B49A8}.exe
memory/1012-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1012-51-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1228-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1228-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1228-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3148-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3148-17-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3984-65-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4040-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4040-46-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4340-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4564-24-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4564-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4944-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4944-30-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4992-58-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4992-53-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5428-18-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5428-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5444-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5444-10-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5788-59-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5788-63-0x0000000000400000-0x0000000000410000-memory.dmp