Analysis
- max time kernel
149s - max time network
123s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
24/10/2026, 07:56
General
- Target 2026-10-22_78f9449817068c23326a422223afea3b_elex_remcos_wannacry.exe
- Size 64KB
- Sample261024-jsqjnaee73
- SHA256 6b30fc877917598c2e26316e4d3fa602861b1c64f1b150a58821610cca168fdd
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 20 IoCs
- Detects Windows executables referencing non-Windows User-Agents 20 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 12 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 6 IoCs
- Drops file in Windows directory 6 IoCs
- Executes a command shell one-liner 1 TTPs 6 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 13 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 6 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-10-22_78f9449817068c23326a422223afea3b_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_78f9449817068c23326a422223afea3b_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\{251C4205-5E12-4d53-92E7-06D003A3E494}.exeC:\Windows\{251C4205-5E12-4d53-92E7-06D003A3E494}.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\{2B1D4EC5-EB19-4299-8F78-239B2755D15A}.exeC:\Windows\{2B1D4EC5-EB19-4299-8F78-239B2755D15A}.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\{2059943A-2DF8-471e-B896-A7F8E7F01D58}.exeC:\Windows\{2059943A-2DF8-471e-B896-A7F8E7F01D58}.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\{C9B7B1F3-A6DA-4653-852D-11ECFB0ECCEF}.exeC:\Windows\{C9B7B1F3-A6DA-4653-852D-11ECFB0ECCEF}.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\{C455CDC1-7E1B-484e-A8D7-C0AE174901C1}.exeC:\Windows\{C455CDC1-7E1B-484e-A8D7-C0AE174901C1}.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\{BEDB6DD3-ED05-44f2-9C5C-68C1B5435504}.exeC:\Windows\{BEDB6DD3-ED05-44f2-9C5C-68C1B5435504}.exe7⤵
- 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\{C455C~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\{C9B7B~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\{20599~1.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\{2B1D4~1.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\{251C4~1.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
{2059943A-2DF8-471e-B896-A7F8E7F01D58}.exe
{251C4205-5E12-4d53-92E7-06D003A3E494}.exe
{2B1D4EC5-EB19-4299-8F78-239B2755D15A}.exe
{BEDB6DD3-ED05-44f2-9C5C-68C1B5435504}.exe
{C455CDC1-7E1B-484e-A8D7-C0AE174901C1}.exe
{C9B7B1F3-A6DA-4653-852D-11ECFB0ECCEF}.exe
memory/2272-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2272-30-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2436-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2436-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2436-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2800-24-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2800-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3788-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3788-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3788-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3992-16-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4444-37-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4572-18-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4572-23-0x0000000000400000-0x0000000000410000-memory.dmp