Analysis
- max time kernel
148s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
19/08/2026, 03:42
General
- Target 2026-08-19_fdba1a39d68b07a19016d17b4967bb9a_elex_remcos_wannacry.exe
- Size 79KB
- Sample260819-d9d93axyc1
- SHA256 7fb6049e11fb6890c5b0d3b79967e4949ac4d5f8779cb81677d7446c9da95387
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\2026-08-19_fdba1a39d68b07a19016d17b4967bb9a_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_fdba1a39d68b07a19016d17b4967bb9a_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\{68A21D57-558C-4713-9D5A-E670E4C125C7}.exeC:\Windows\{68A21D57-558C-4713-9D5A-E670E4C125C7}.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\{2DFA6140-A4A9-4a41-BD3D-BB6EC65995DB}.exeC:\Windows\{2DFA6140-A4A9-4a41-BD3D-BB6EC65995DB}.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\{B3B3C422-9B31-48e6-9247-C1F4A14311F8}.exeC:\Windows\{B3B3C422-9B31-48e6-9247-C1F4A14311F8}.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\{8F448030-AB45-4888-B448-8C30B622B451}.exeC:\Windows\{8F448030-AB45-4888-B448-8C30B622B451}.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\{E0C9A1D9-8FA4-4509-B02A-AD2DAF3ABC14}.exeC:\Windows\{E0C9A1D9-8FA4-4509-B02A-AD2DAF3ABC14}.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\{1B691175-87F6-4940-915C-30F30258A631}.exeC:\Windows\{1B691175-87F6-4940-915C-30F30258A631}.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\{420D7886-0547-4102-8E9E-8C56201DA03F}.exeC:\Windows\{420D7886-0547-4102-8E9E-8C56201DA03F}.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\{4866D2CB-9619-4e76-A1CB-BF7F99E2A686}.exeC:\Windows\{4866D2CB-9619-4e76-A1CB-BF7F99E2A686}.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\{FA9524A6-CE12-4897-8020-67B3A2DF0522}.exeC:\Windows\{FA9524A6-CE12-4897-8020-67B3A2DF0522}.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\{53164621-E355-4d70-ADB2-7188F55B6424}.exeC:\Windows\{53164621-E355-4d70-ADB2-7188F55B6424}.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\{29DE4162-FDE9-449d-A7F6-09BC77F7217B}.exeC:\Windows\{29DE4162-FDE9-449d-A7F6-09BC77F7217B}.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\{53164~1.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\{FA952~1.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\{4866D~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\{420D7~1.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\{1B691~1.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\{E0C9A~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\{8F448~1.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\{B3B3C~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\{2DFA6~1.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\{68A21~1.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
{1B691175-87F6-4940-915C-30F30258A631}.exe
{29DE4162-FDE9-449d-A7F6-09BC77F7217B}.exe
{2DFA6140-A4A9-4a41-BD3D-BB6EC65995DB}.exe
{420D7886-0547-4102-8E9E-8C56201DA03F}.exe
{4866D2CB-9619-4e76-A1CB-BF7F99E2A686}.exe
{53164621-E355-4d70-ADB2-7188F55B6424}.exe
{68A21D57-558C-4713-9D5A-E670E4C125C7}.exe
{8F448030-AB45-4888-B448-8C30B622B451}.exe
{B3B3C422-9B31-48e6-9247-C1F4A14311F8}.exe
{E0C9A1D9-8FA4-4509-B02A-AD2DAF3ABC14}.exe
{FA9524A6-CE12-4897-8020-67B3A2DF0522}.exe