Analysis
- max time kernel
148s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
12/08/2026, 09:49
General
- Target 2026-08-12_ab3c481178e4c0f96904eaccba691b1d_elex_remcos_wannacry.exe
- Size 59KB
- Sample260812-ltff7aek3s
- SHA256 e3fa806f4dfc4d8e2623d82d0246158e6a9669a88e2c4e9c03b80d5659944ee9
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\2026-08-12_ab3c481178e4c0f96904eaccba691b1d_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_ab3c481178e4c0f96904eaccba691b1d_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\{EA1B14A9-E70A-4cb2-9B85-66DFB0BD0B02}.exeC:\Windows\{EA1B14A9-E70A-4cb2-9B85-66DFB0BD0B02}.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\{D594C374-40D8-43fe-8BD0-C4F551A65D17}.exeC:\Windows\{D594C374-40D8-43fe-8BD0-C4F551A65D17}.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\{787D4B99-6853-47d7-9E62-2419A6B26457}.exeC:\Windows\{787D4B99-6853-47d7-9E62-2419A6B26457}.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\{B739907A-DF93-44e0-82B5-13D7F206821D}.exeC:\Windows\{B739907A-DF93-44e0-82B5-13D7F206821D}.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\{C4BCFD81-77C9-4cba-8B1B-B568498C9F94}.exeC:\Windows\{C4BCFD81-77C9-4cba-8B1B-B568498C9F94}.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\{01FDC9BB-4A83-4e78-B0D9-1C6DEC41E4F9}.exeC:\Windows\{01FDC9BB-4A83-4e78-B0D9-1C6DEC41E4F9}.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\{E9B3D72E-EE2D-4bee-B0A9-D7EA939E52DF}.exeC:\Windows\{E9B3D72E-EE2D-4bee-B0A9-D7EA939E52DF}.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\{14C09758-6DAB-4cfa-BCC7-087B4951B0CA}.exeC:\Windows\{14C09758-6DAB-4cfa-BCC7-087B4951B0CA}.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\{2ABEE90F-BF07-4d77-A38B-0DAC528A0C9F}.exeC:\Windows\{2ABEE90F-BF07-4d77-A38B-0DAC528A0C9F}.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\{4021236B-DE0F-4d3f-905B-5557CCF998C0}.exeC:\Windows\{4021236B-DE0F-4d3f-905B-5557CCF998C0}.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\{5419E0B3-02CF-4336-8477-B3917B971B7E}.exeC:\Windows\{5419E0B3-02CF-4336-8477-B3917B971B7E}.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\{40212~1.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\{2ABEE~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\{14C09~1.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\{E9B3D~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\{01FDC~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\{C4BCF~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\{B7399~1.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\{787D4~1.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\{D594C~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\{EA1B1~1.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
{01FDC9BB-4A83-4e78-B0D9-1C6DEC41E4F9}.exe
{14C09758-6DAB-4cfa-BCC7-087B4951B0CA}.exe
{2ABEE90F-BF07-4d77-A38B-0DAC528A0C9F}.exe
{4021236B-DE0F-4d3f-905B-5557CCF998C0}.exe
{5419E0B3-02CF-4336-8477-B3917B971B7E}.exe
{787D4B99-6853-47d7-9E62-2419A6B26457}.exe
{B739907A-DF93-44e0-82B5-13D7F206821D}.exe
{C4BCFD81-77C9-4cba-8B1B-B568498C9F94}.exe
{D594C374-40D8-43fe-8BD0-C4F551A65D17}.exe
{E9B3D72E-EE2D-4bee-B0A9-D7EA939E52DF}.exe
{EA1B14A9-E70A-4cb2-9B85-66DFB0BD0B02}.exe