Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
04/08/2026, 18:46
General
- Target 2026-08-04_af04b2721cf0c85b54b3e051a169de99_elex_remcos_wannacry.exe
- Size 59KB
- Sample260804-xexmpsck6t
- SHA256 61cc29e76701388f8ecfce4266407236f4f3479dbc271ed9dca251fe4a6a16c3
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\2026-08-04_af04b2721cf0c85b54b3e051a169de99_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_af04b2721cf0c85b54b3e051a169de99_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\{1DD3A3AA-7B27-471e-AE8D-9F64E2C1A52B}.exeC:\Windows\{1DD3A3AA-7B27-471e-AE8D-9F64E2C1A52B}.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\{B62CCCCE-1E43-43b7-A541-2848A578DC62}.exeC:\Windows\{B62CCCCE-1E43-43b7-A541-2848A578DC62}.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\{80EA30C9-38C1-48ad-B957-FD4C4990DAFB}.exeC:\Windows\{80EA30C9-38C1-48ad-B957-FD4C4990DAFB}.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\{C5F8D2BF-A366-449d-A78F-DE8F68146760}.exeC:\Windows\{C5F8D2BF-A366-449d-A78F-DE8F68146760}.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\{D05CA2A6-0648-476c-AAAC-F39266B35AB1}.exeC:\Windows\{D05CA2A6-0648-476c-AAAC-F39266B35AB1}.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\{5045EAD0-3215-477d-9097-B1AC7508BF24}.exeC:\Windows\{5045EAD0-3215-477d-9097-B1AC7508BF24}.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\{244BFA0C-E634-45b6-924E-2E3FBFEF145D}.exeC:\Windows\{244BFA0C-E634-45b6-924E-2E3FBFEF145D}.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\{65E68237-26A2-4649-8DC9-F9D41F7B46D8}.exeC:\Windows\{65E68237-26A2-4649-8DC9-F9D41F7B46D8}.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\{224497DB-08F2-4d82-A4B3-6943D5B51E45}.exeC:\Windows\{224497DB-08F2-4d82-A4B3-6943D5B51E45}.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\{7F144443-E18A-4022-88D4-FB5321BABDC2}.exeC:\Windows\{7F144443-E18A-4022-88D4-FB5321BABDC2}.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\{1BE479BF-3F83-460e-A677-3BCFF91F9B74}.exeC:\Windows\{1BE479BF-3F83-460e-A677-3BCFF91F9B74}.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\{7F144~1.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\{22449~1.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\{65E68~1.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\{244BF~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\{5045E~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\{D05CA~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\{C5F8D~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\{80EA3~1.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\{B62CC~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\{1DD3A~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
{1BE479BF-3F83-460e-A677-3BCFF91F9B74}.exe
{1DD3A3AA-7B27-471e-AE8D-9F64E2C1A52B}.exe
{224497DB-08F2-4d82-A4B3-6943D5B51E45}.exe
{244BFA0C-E634-45b6-924E-2E3FBFEF145D}.exe
{5045EAD0-3215-477d-9097-B1AC7508BF24}.exe
{65E68237-26A2-4649-8DC9-F9D41F7B46D8}.exe
{7F144443-E18A-4022-88D4-FB5321BABDC2}.exe
{80EA30C9-38C1-48ad-B957-FD4C4990DAFB}.exe
{B62CCCCE-1E43-43b7-A541-2848A578DC62}.exe
{C5F8D2BF-A366-449d-A78F-DE8F68146760}.exe
{D05CA2A6-0648-476c-AAAC-F39266B35AB1}.exe