Analysis
- max time kernel
148s - max time network
135s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/10/2026, 22:21
General
- Target 2026-10-30_8f4e995071cfebef3fec285edd7af346_elex_remcos_wannacry.exe
- Size 64KB
- Sample261030-19wknsff65
- SHA256 940131a21c0159de6081efab5c567cd6aa574ea0685c9723a267f9d36d4d302d
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 37 IoCs
- Detects Windows executables referencing non-Windows User-Agents 37 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\2026-10-30_8f4e995071cfebef3fec285edd7af346_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-30_8f4e995071cfebef3fec285edd7af346_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\{130CF740-0636-40eb-8538-189AF013D18B}.exeC:\Windows\{130CF740-0636-40eb-8538-189AF013D18B}.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\{8FDC3F7D-5ADA-48a0-B6C9-2D76AD6914A8}.exeC:\Windows\{8FDC3F7D-5ADA-48a0-B6C9-2D76AD6914A8}.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\{FBDB283B-6CB1-4b78-82A0-C0325639A535}.exeC:\Windows\{FBDB283B-6CB1-4b78-82A0-C0325639A535}.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\{503CE621-EF8C-484d-958E-656A195A98B7}.exeC:\Windows\{503CE621-EF8C-484d-958E-656A195A98B7}.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\{62DC9651-59EC-434a-A4B4-64C9EBB5F885}.exeC:\Windows\{62DC9651-59EC-434a-A4B4-64C9EBB5F885}.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\{B23053D9-EE11-48a2-88F5-B705E2D50E5B}.exeC:\Windows\{B23053D9-EE11-48a2-88F5-B705E2D50E5B}.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\{2458C1C9-1408-412e-93AB-E5880C13D5D8}.exeC:\Windows\{2458C1C9-1408-412e-93AB-E5880C13D5D8}.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\{1DBF292C-2D69-4821-BB08-246EF8C4EE09}.exeC:\Windows\{1DBF292C-2D69-4821-BB08-246EF8C4EE09}.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\{F3712855-59D0-4ac0-A5EC-64FDB5EB26C8}.exeC:\Windows\{F3712855-59D0-4ac0-A5EC-64FDB5EB26C8}.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\{A7B1CD34-24E4-4aad-9F46-557AE59A8C4A}.exeC:\Windows\{A7B1CD34-24E4-4aad-9F46-557AE59A8C4A}.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\{73F177F6-E56F-4e51-9031-80C2F32DB797}.exeC:\Windows\{73F177F6-E56F-4e51-9031-80C2F32DB797}.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\{A7B1C~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\{F3712~1.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\{1DBF2~1.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\{2458C~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\{B2305~1.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\{62DC9~1.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\{503CE~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\{FBDB2~1.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\{8FDC3~1.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\{130CF~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
{130CF740-0636-40eb-8538-189AF013D18B}.exe
{1DBF292C-2D69-4821-BB08-246EF8C4EE09}.exe
{2458C1C9-1408-412e-93AB-E5880C13D5D8}.exe
{503CE621-EF8C-484d-958E-656A195A98B7}.exe
{62DC9651-59EC-434a-A4B4-64C9EBB5F885}.exe
{73F177F6-E56F-4e51-9031-80C2F32DB797}.exe
{8FDC3F7D-5ADA-48a0-B6C9-2D76AD6914A8}.exe
{A7B1CD34-24E4-4aad-9F46-557AE59A8C4A}.exe
{B23053D9-EE11-48a2-88F5-B705E2D50E5B}.exe
{F3712855-59D0-4ac0-A5EC-64FDB5EB26C8}.exe
{FBDB283B-6CB1-4b78-82A0-C0325639A535}.exe
memory/1196-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1196-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1492-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1492-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2764-79-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4136-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4136-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4200-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4200-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4224-73-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4224-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4224-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4288-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4288-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4368-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4368-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4920-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4920-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4976-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4976-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4976-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5420-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5420-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5848-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5848-44-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5848-42-0x0000000000400000-0x0000000000410000-memory.dmp