Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
25/10/2026, 10:43
General
- Target 2026-10-24_b2f2adc3a268782bbdac791653d746ef_elex_remcos_wannacry.exe
- Size 60KB
- Sample261025-msh2csvx6q
- SHA256 f25a14ca469f2518fcbc42d3f4039a02c70705ff543324e8441a8eb1c2edd5a4
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\2026-10-24_b2f2adc3a268782bbdac791653d746ef_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-24_b2f2adc3a268782bbdac791653d746ef_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\{E4E30028-C01E-4e83-879B-64D9A1344883}.exeC:\Windows\{E4E30028-C01E-4e83-879B-64D9A1344883}.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\{66746934-4B2E-4635-B470-03380DA64A81}.exeC:\Windows\{66746934-4B2E-4635-B470-03380DA64A81}.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\{0CBC3D0C-2BAF-43b5-8C2C-2643890BA0E4}.exeC:\Windows\{0CBC3D0C-2BAF-43b5-8C2C-2643890BA0E4}.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\{BA122F13-A4B7-4b17-96F3-61B327471AAE}.exeC:\Windows\{BA122F13-A4B7-4b17-96F3-61B327471AAE}.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\{A75169B6-4313-47f8-94B6-4A89B3AB1667}.exeC:\Windows\{A75169B6-4313-47f8-94B6-4A89B3AB1667}.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\{9E6FCA1F-F857-4325-9112-B1879A4BCA56}.exeC:\Windows\{9E6FCA1F-F857-4325-9112-B1879A4BCA56}.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\{369C5BF3-8010-42a7-B6D7-6F99A9ACFE2C}.exeC:\Windows\{369C5BF3-8010-42a7-B6D7-6F99A9ACFE2C}.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\{FB664B47-D693-48b7-8C33-A20214109703}.exeC:\Windows\{FB664B47-D693-48b7-8C33-A20214109703}.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\{EF2AB3A3-8CDF-4505-B5FC-2FCD448C21A0}.exeC:\Windows\{EF2AB3A3-8CDF-4505-B5FC-2FCD448C21A0}.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\{E78C5615-5F16-4ca1-8797-F408A280EECA}.exeC:\Windows\{E78C5615-5F16-4ca1-8797-F408A280EECA}.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\{2ABA383A-0135-4b40-9586-EEF64C0C8B07}.exeC:\Windows\{2ABA383A-0135-4b40-9586-EEF64C0C8B07}.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\{E78C5~1.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\{EF2AB~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\{FB664~1.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\{369C5~1.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\{9E6FC~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\{A7516~1.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\{BA122~1.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\{0CBC3~1.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\{66746~1.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\{E4E30~1.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
{0CBC3D0C-2BAF-43b5-8C2C-2643890BA0E4}.exe
{2ABA383A-0135-4b40-9586-EEF64C0C8B07}.exe
{369C5BF3-8010-42a7-B6D7-6F99A9ACFE2C}.exe
{66746934-4B2E-4635-B470-03380DA64A81}.exe
{9E6FCA1F-F857-4325-9112-B1879A4BCA56}.exe
{A75169B6-4313-47f8-94B6-4A89B3AB1667}.exe
{BA122F13-A4B7-4b17-96F3-61B327471AAE}.exe
{E4E30028-C01E-4e83-879B-64D9A1344883}.exe
{E78C5615-5F16-4ca1-8797-F408A280EECA}.exe
{EF2AB3A3-8CDF-4505-B5FC-2FCD448C21A0}.exe
{FB664B47-D693-48b7-8C33-A20214109703}.exe