Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
04/08/2026, 18:42
General
- Target 2026-08-04_b1f87cc966aeae8767ee7554ca2126f5_elex_remcos_rincux_wannacry.exe
- Size 60KB
- Sample260804-xcs7haxfmb
- SHA256 b1e274f510657478b07b305eff5e875d5a4541949e73b87efa1bf809648e6bcc
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
- Custom signatureDetects 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\2026-08-04_b1f87cc966aeae8767ee7554ca2126f5_elex_remcos_rincux_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_b1f87cc966aeae8767ee7554ca2126f5_elex_remcos_rincux_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\{E43A1403-6C66-48f2-8769-8910AC30C0C2}.exeC:\Windows\{E43A1403-6C66-48f2-8769-8910AC30C0C2}.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\{96C92E65-147E-4ce5-A0D3-96B541138AD5}.exeC:\Windows\{96C92E65-147E-4ce5-A0D3-96B541138AD5}.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\{76C65DAD-7F6F-4d5e-A0DF-79E175C24BFE}.exeC:\Windows\{76C65DAD-7F6F-4d5e-A0DF-79E175C24BFE}.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\{3F3F8E93-C46A-4d07-AE54-0E2662FDA0BD}.exeC:\Windows\{3F3F8E93-C46A-4d07-AE54-0E2662FDA0BD}.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\{3E9D054F-9FFB-4a79-B365-B0D131CFB98C}.exeC:\Windows\{3E9D054F-9FFB-4a79-B365-B0D131CFB98C}.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\{6DD588F8-3657-4c61-850D-A015C3A90A83}.exeC:\Windows\{6DD588F8-3657-4c61-850D-A015C3A90A83}.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\{96368E4D-F8EA-4309-8CE2-5C27A7094B82}.exeC:\Windows\{96368E4D-F8EA-4309-8CE2-5C27A7094B82}.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\{04B9E57E-72A2-4af0-A3A6-5FB369165942}.exeC:\Windows\{04B9E57E-72A2-4af0-A3A6-5FB369165942}.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\{F3F6488E-3F42-404d-89DB-7DCC0E753D98}.exeC:\Windows\{F3F6488E-3F42-404d-89DB-7DCC0E753D98}.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\{01040CD9-0E59-49fa-AB93-005DD163A86E}.exeC:\Windows\{01040CD9-0E59-49fa-AB93-005DD163A86E}.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\{631D568F-0010-426e-9043-AD7B66C0D2DD}.exeC:\Windows\{631D568F-0010-426e-9043-AD7B66C0D2DD}.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\{01040~1.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\{F3F64~1.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\{04B9E~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\{96368~1.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\{6DD58~1.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\{3E9D0~1.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\{3F3F8~1.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\{76C65~1.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\{96C92~1.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\{E43A1~1.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
{01040CD9-0E59-49fa-AB93-005DD163A86E}.exe
{04B9E57E-72A2-4af0-A3A6-5FB369165942}.exe
{3E9D054F-9FFB-4a79-B365-B0D131CFB98C}.exe
{3F3F8E93-C46A-4d07-AE54-0E2662FDA0BD}.exe
{631D568F-0010-426e-9043-AD7B66C0D2DD}.exe
{6DD588F8-3657-4c61-850D-A015C3A90A83}.exe
{76C65DAD-7F6F-4d5e-A0DF-79E175C24BFE}.exe
{96368E4D-F8EA-4309-8CE2-5C27A7094B82}.exe
{96C92E65-147E-4ce5-A0D3-96B541138AD5}.exe
{E43A1403-6C66-48f2-8769-8910AC30C0C2}.exe
{F3F6488E-3F42-404d-89DB-7DCC0E753D98}.exe