Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
26/08/2026, 23:14
General
- Target 2026-08-25_649e2a75d4d1dd0390c9c2818d4ce7fb_elex_remcos_wannacry.exe
- Size 64KB
- Sample260826-2772csvybs
- SHA256 6de6c39b2acb20aea088085727cf740c1181e0d1149e551c409cf87554d1c147
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 35 IoCs
- Detects Windows executables referencing non-Windows User-Agents 35 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\2026-08-25_649e2a75d4d1dd0390c9c2818d4ce7fb_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-25_649e2a75d4d1dd0390c9c2818d4ce7fb_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\{123E133B-4C26-417a-AA60-6038659A0541}.exeC:\Windows\{123E133B-4C26-417a-AA60-6038659A0541}.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\{26B92DCA-DA2E-4aa6-9820-44E25C8E383F}.exeC:\Windows\{26B92DCA-DA2E-4aa6-9820-44E25C8E383F}.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\{1AAABC45-9812-4192-A927-4DF4E33E1310}.exeC:\Windows\{1AAABC45-9812-4192-A927-4DF4E33E1310}.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\{5A9C9F1E-5BF1-421b-96CB-017A764F9990}.exeC:\Windows\{5A9C9F1E-5BF1-421b-96CB-017A764F9990}.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\{8A92B7A3-4A30-4911-82CD-EF92B5E87334}.exeC:\Windows\{8A92B7A3-4A30-4911-82CD-EF92B5E87334}.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\{A0917665-BF0C-46b9-8777-B623F7D775FC}.exeC:\Windows\{A0917665-BF0C-46b9-8777-B623F7D775FC}.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\{18C0CF23-D746-4e76-ADEC-207891316D13}.exeC:\Windows\{18C0CF23-D746-4e76-ADEC-207891316D13}.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\{DCB3E282-B527-4b68-ADCB-FFB26D7E252A}.exeC:\Windows\{DCB3E282-B527-4b68-ADCB-FFB26D7E252A}.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\{2BFB6502-AF8D-46bb-8F8C-4E8AA70B96E8}.exeC:\Windows\{2BFB6502-AF8D-46bb-8F8C-4E8AA70B96E8}.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\{59534255-A719-4b45-9A17-055F33042A58}.exeC:\Windows\{59534255-A719-4b45-9A17-055F33042A58}.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\{617B0361-471C-4520-B856-B72DD94E1176}.exeC:\Windows\{617B0361-471C-4520-B856-B72DD94E1176}.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\{59534~1.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\{2BFB6~1.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\{DCB3E~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\{18C0C~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\{A0917~1.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\{8A92B~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\{5A9C9~1.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\{1AAAB~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\{26B92~1.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\{123E1~1.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
{123E133B-4C26-417a-AA60-6038659A0541}.exe
{18C0CF23-D746-4e76-ADEC-207891316D13}.exe
{1AAABC45-9812-4192-A927-4DF4E33E1310}.exe
{26B92DCA-DA2E-4aa6-9820-44E25C8E383F}.exe
{2BFB6502-AF8D-46bb-8F8C-4E8AA70B96E8}.exe
{59534255-A719-4b45-9A17-055F33042A58}.exe
{5A9C9F1E-5BF1-421b-96CB-017A764F9990}.exe
{617B0361-471C-4520-B856-B72DD94E1176}.exe
{8A92B7A3-4A30-4911-82CD-EF92B5E87334}.exe
{A0917665-BF0C-46b9-8777-B623F7D775FC}.exe
{DCB3E282-B527-4b68-ADCB-FFB26D7E252A}.exe
memory/1472-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1472-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2852-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2852-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3012-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3012-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3204-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3204-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3204-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3532-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3532-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3540-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4268-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4268-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4324-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4324-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4800-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4800-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5276-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5276-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5760-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5760-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5936-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5936-28-0x0000000000400000-0x0000000000410000-memory.dmp