Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
08/08/2026, 08:40
General
- Target 2026-08-08_ef57de47e091969b15ef65abea8a828b_elex_remcos_wannacry.exe
- Size 64KB
- Sample260808-klb85aw1cs
- SHA256 b30696d5c09add34ac015c86f24b769e3c780cafdefd46da5076910e08bbf6d8
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 37 IoCs
- Detects Windows executables referencing non-Windows User-Agents 37 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\2026-08-08_ef57de47e091969b15ef65abea8a828b_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_ef57de47e091969b15ef65abea8a828b_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\{58272C49-4C4B-45cd-876B-8522911C1FCB}.exeC:\Windows\{58272C49-4C4B-45cd-876B-8522911C1FCB}.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\{038C1DF7-663E-43fd-B18D-E39B56C19709}.exeC:\Windows\{038C1DF7-663E-43fd-B18D-E39B56C19709}.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\{65DFF842-545E-4b50-B5F2-15F750ED28C4}.exeC:\Windows\{65DFF842-545E-4b50-B5F2-15F750ED28C4}.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\{DB74AFB2-763F-4380-AE14-5B026AEF579B}.exeC:\Windows\{DB74AFB2-763F-4380-AE14-5B026AEF579B}.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\{2C77297B-9A07-4f8a-ABA6-D76DD72F188B}.exeC:\Windows\{2C77297B-9A07-4f8a-ABA6-D76DD72F188B}.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\{68F04711-6675-4119-8CF5-744C447624B2}.exeC:\Windows\{68F04711-6675-4119-8CF5-744C447624B2}.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\{C133D18E-3306-49b3-8298-B00F8B3AF306}.exeC:\Windows\{C133D18E-3306-49b3-8298-B00F8B3AF306}.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\{DEB788C7-A34E-4a4d-8E4D-583F9ACFEBC8}.exeC:\Windows\{DEB788C7-A34E-4a4d-8E4D-583F9ACFEBC8}.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\{97FD2F89-B0D1-47da-835E-1DFE36CCB4C6}.exeC:\Windows\{97FD2F89-B0D1-47da-835E-1DFE36CCB4C6}.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\{3374E548-88E9-40a3-8F11-AB0FD6CDD11D}.exeC:\Windows\{3374E548-88E9-40a3-8F11-AB0FD6CDD11D}.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\{5CFC5D92-0CFF-4123-8985-D20DC6DF681F}.exeC:\Windows\{5CFC5D92-0CFF-4123-8985-D20DC6DF681F}.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\{3374E~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\{97FD2~1.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\{DEB78~1.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\{C133D~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\{68F04~1.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\{2C772~1.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\{DB74A~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\{65DFF~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\{038C1~1.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\{58272~1.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
Loading Replay Monitor...
Downloads
{038C1DF7-663E-43fd-B18D-E39B56C19709}.exe
{2C77297B-9A07-4f8a-ABA6-D76DD72F188B}.exe
{3374E548-88E9-40a3-8F11-AB0FD6CDD11D}.exe
{58272C49-4C4B-45cd-876B-8522911C1FCB}.exe
{5CFC5D92-0CFF-4123-8985-D20DC6DF681F}.exe
{65DFF842-545E-4b50-B5F2-15F750ED28C4}.exe
{68F04711-6675-4119-8CF5-744C447624B2}.exe
{97FD2F89-B0D1-47da-835E-1DFE36CCB4C6}.exe
{C133D18E-3306-49b3-8298-B00F8B3AF306}.exe
{DB74AFB2-763F-4380-AE14-5B026AEF579B}.exe
{DEB788C7-A34E-4a4d-8E4D-583F9ACFEBC8}.exe
memory/1176-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1176-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1344-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1344-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1536-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1536-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2092-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2092-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3676-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3676-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4276-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4276-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4276-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4420-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4420-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4612-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4612-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5008-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5008-73-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5008-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5160-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5160-37-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5160-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5916-79-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6040-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6040-42-0x0000000000400000-0x0000000000410000-memory.dmp