Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
02/11/2026, 09:26
General
- Target 2026-11-01_c387f73074232de257be061f891d0631_elex_remcos_wannacry.exe
- Size 79KB
- Sample261102-ld769sstb1
- SHA256 4ddb0444c4fc37402cdd4fe302c18c9d3cb74eefe3441aef05ce50b6ec79f5e2
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\2026-11-01_c387f73074232de257be061f891d0631_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_c387f73074232de257be061f891d0631_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\{B213DAA7-F2B9-4146-A687-17DA8EB6F1A6}.exeC:\Windows\{B213DAA7-F2B9-4146-A687-17DA8EB6F1A6}.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\{7C09FC10-FA3D-422e-AB8A-9CCBACD177ED}.exeC:\Windows\{7C09FC10-FA3D-422e-AB8A-9CCBACD177ED}.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
-
C:\Windows\{74AA140B-E1CA-45ab-A84E-8DA31AD2B3A4}.exeC:\Windows\{74AA140B-E1CA-45ab-A84E-8DA31AD2B3A4}.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\{31DD5CE2-9892-4209-8908-8B0CAFC20D33}.exeC:\Windows\{31DD5CE2-9892-4209-8908-8B0CAFC20D33}.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\{05BC91D9-4FF6-40df-95EF-4077E86EFEAB}.exeC:\Windows\{05BC91D9-4FF6-40df-95EF-4077E86EFEAB}.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\{F16EBDD2-3207-4cd9-9609-A558B08B301F}.exeC:\Windows\{F16EBDD2-3207-4cd9-9609-A558B08B301F}.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\{089DD37B-0D31-414a-A816-C2FCE8BE542A}.exeC:\Windows\{089DD37B-0D31-414a-A816-C2FCE8BE542A}.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\{CA2CB31D-EE27-41ff-B56D-1905F607B203}.exeC:\Windows\{CA2CB31D-EE27-41ff-B56D-1905F607B203}.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\{FA9F599E-EDCD-4531-878B-C9E470FFAA3A}.exeC:\Windows\{FA9F599E-EDCD-4531-878B-C9E470FFAA3A}.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\{CA1E615E-AC9F-4dd3-BB09-78504CC6C663}.exeC:\Windows\{CA1E615E-AC9F-4dd3-BB09-78504CC6C663}.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\{D6E2B6E2-1915-4553-AF7E-0F7F76A690AD}.exeC:\Windows\{D6E2B6E2-1915-4553-AF7E-0F7F76A690AD}.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\{CA1E6~1.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\{FA9F5~1.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\{CA2CB~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\{089DD~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\{F16EB~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\{05BC9~1.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\{31DD5~1.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\{74AA1~1.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\{7C09F~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\{B213D~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
{05BC91D9-4FF6-40df-95EF-4077E86EFEAB}.exe
{089DD37B-0D31-414a-A816-C2FCE8BE542A}.exe
{31DD5CE2-9892-4209-8908-8B0CAFC20D33}.exe
{74AA140B-E1CA-45ab-A84E-8DA31AD2B3A4}.exe
{7C09FC10-FA3D-422e-AB8A-9CCBACD177ED}.exe
{B213DAA7-F2B9-4146-A687-17DA8EB6F1A6}.exe
{CA1E615E-AC9F-4dd3-BB09-78504CC6C663}.exe
{CA2CB31D-EE27-41ff-B56D-1905F607B203}.exe
{D6E2B6E2-1915-4553-AF7E-0F7F76A690AD}.exe
{F16EBDD2-3207-4cd9-9609-A558B08B301F}.exe
{FA9F599E-EDCD-4531-878B-C9E470FFAA3A}.exe