Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
03/08/2026, 09:05
General
- Target 2026-08-03_87e5a4c50b434e5a8c30efed2aa93255_elex_remcos_wannacry.exe
- Size 60KB
- Sample260803-k2flgssfmf
- SHA256 980959f483a9aa014b8e0822d630dc8b57fe9c516a1e277d43f0277ca3c8f2c1
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\2026-08-03_87e5a4c50b434e5a8c30efed2aa93255_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_87e5a4c50b434e5a8c30efed2aa93255_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\{ED5E54BD-A112-437a-B2DF-D90C2A850EC9}.exeC:\Windows\{ED5E54BD-A112-437a-B2DF-D90C2A850EC9}.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\{CF86EF8B-9B63-4ac1-B8C1-2006D8EDC63C}.exeC:\Windows\{CF86EF8B-9B63-4ac1-B8C1-2006D8EDC63C}.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\{982ADECF-EED4-45eb-9358-932B158E20B1}.exeC:\Windows\{982ADECF-EED4-45eb-9358-932B158E20B1}.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\{110C7248-5EDE-490d-803F-90D76C767D3E}.exeC:\Windows\{110C7248-5EDE-490d-803F-90D76C767D3E}.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\{8D9548FD-2708-4481-8947-FFF537694C98}.exeC:\Windows\{8D9548FD-2708-4481-8947-FFF537694C98}.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\{A66039BF-3ADB-4134-A96B-BEA6ADFF9D74}.exeC:\Windows\{A66039BF-3ADB-4134-A96B-BEA6ADFF9D74}.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\{ADC588CA-C9C1-4a11-99FB-E61B7192E711}.exeC:\Windows\{ADC588CA-C9C1-4a11-99FB-E61B7192E711}.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\{F25E0AFF-6BE0-45b6-9EFD-2F5DCAAE9347}.exeC:\Windows\{F25E0AFF-6BE0-45b6-9EFD-2F5DCAAE9347}.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\{B93329E2-9F25-48bc-87AA-60F32FF8F0E7}.exeC:\Windows\{B93329E2-9F25-48bc-87AA-60F32FF8F0E7}.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\{967C544E-3B5F-413c-833E-246AB0979079}.exeC:\Windows\{967C544E-3B5F-413c-833E-246AB0979079}.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\{A28C1FD3-00AF-4ba8-962B-B19F3D5250CA}.exeC:\Windows\{A28C1FD3-00AF-4ba8-962B-B19F3D5250CA}.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\{967C5~1.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\{B9332~1.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\{F25E0~1.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\{ADC58~1.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\{A6603~1.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\{8D954~1.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\{110C7~1.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\{982AD~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\{CF86E~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\{ED5E5~1.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
{110C7248-5EDE-490d-803F-90D76C767D3E}.exe
{8D9548FD-2708-4481-8947-FFF537694C98}.exe
{967C544E-3B5F-413c-833E-246AB0979079}.exe
{982ADECF-EED4-45eb-9358-932B158E20B1}.exe
{A28C1FD3-00AF-4ba8-962B-B19F3D5250CA}.exe
{A66039BF-3ADB-4134-A96B-BEA6ADFF9D74}.exe
{ADC588CA-C9C1-4a11-99FB-E61B7192E711}.exe
{B93329E2-9F25-48bc-87AA-60F32FF8F0E7}.exe
{CF86EF8B-9B63-4ac1-B8C1-2006D8EDC63C}.exe
{ED5E54BD-A112-437a-B2DF-D90C2A850EC9}.exe
{F25E0AFF-6BE0-45b6-9EFD-2F5DCAAE9347}.exe