Analysis
- max time kernel
148s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
20/08/2026, 10:16
General
- Target 2026-08-20_249649917c8641e5bf4cf0fae30ac4f2_elex_remcos_wannacry.exe
- Size 79KB
- Sample260820-ma9flacf64
- SHA256 a10b93a0fbebf2cbbca5cc0076e1ae27500f1b61becccac900665d44ae222f97
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\2026-08-20_249649917c8641e5bf4cf0fae30ac4f2_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_249649917c8641e5bf4cf0fae30ac4f2_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\{718CFCD5-7E96-4617-BE22-2E42C94BC71A}.exeC:\Windows\{718CFCD5-7E96-4617-BE22-2E42C94BC71A}.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\{C09A1029-B7A0-4ff1-AA84-B2B144F3F2FC}.exeC:\Windows\{C09A1029-B7A0-4ff1-AA84-B2B144F3F2FC}.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\{CB978209-3B30-4f77-B4A3-D08421192B6C}.exeC:\Windows\{CB978209-3B30-4f77-B4A3-D08421192B6C}.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\{87A2E018-D551-487d-A3E5-C82D99962904}.exeC:\Windows\{87A2E018-D551-487d-A3E5-C82D99962904}.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\{D9789695-34C1-4a25-82FA-BA91439428B1}.exeC:\Windows\{D9789695-34C1-4a25-82FA-BA91439428B1}.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\{6B06F6AB-CF05-481f-A5B0-DC78BCAA0B73}.exeC:\Windows\{6B06F6AB-CF05-481f-A5B0-DC78BCAA0B73}.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\{77421FB7-9E93-4cb0-B777-A83E1A02971C}.exeC:\Windows\{77421FB7-9E93-4cb0-B777-A83E1A02971C}.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\{B9E277D9-1ED4-496c-BA32-2910374E9162}.exeC:\Windows\{B9E277D9-1ED4-496c-BA32-2910374E9162}.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\{EF75CA72-1E41-455e-9B27-1CC6533A72FB}.exeC:\Windows\{EF75CA72-1E41-455e-9B27-1CC6533A72FB}.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\{AE5FE94F-959F-45db-BC18-D3F5507E3D55}.exeC:\Windows\{AE5FE94F-959F-45db-BC18-D3F5507E3D55}.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\{508D76AD-31BF-4f95-AB9B-BDAE452F15E7}.exeC:\Windows\{508D76AD-31BF-4f95-AB9B-BDAE452F15E7}.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\{AE5FE~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\{EF75C~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\{B9E27~1.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\{77421~1.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\{6B06F~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\{D9789~1.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\{87A2E~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\{CB978~1.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\{C09A1~1.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\{718CF~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
{508D76AD-31BF-4f95-AB9B-BDAE452F15E7}.exe
{6B06F6AB-CF05-481f-A5B0-DC78BCAA0B73}.exe
{718CFCD5-7E96-4617-BE22-2E42C94BC71A}.exe
{77421FB7-9E93-4cb0-B777-A83E1A02971C}.exe
{87A2E018-D551-487d-A3E5-C82D99962904}.exe
{AE5FE94F-959F-45db-BC18-D3F5507E3D55}.exe
{B9E277D9-1ED4-496c-BA32-2910374E9162}.exe
{C09A1029-B7A0-4ff1-AA84-B2B144F3F2FC}.exe
{CB978209-3B30-4f77-B4A3-D08421192B6C}.exe
{D9789695-34C1-4a25-82FA-BA91439428B1}.exe
{EF75CA72-1E41-455e-9B27-1CC6533A72FB}.exe