Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
05/08/2026, 16:07
General
- Target 2026-08-05_40cdd43d6fe767aaebcf39b40af6e369_elex_remcos_wannacry.exe
- Size 60KB
- Sample260805-tkx9ms1ble
- SHA256 653ab29d7db5e954a6cb2582e24f6ebd5b47391dfa98e1f07d0766d9a35edb63
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\2026-08-05_40cdd43d6fe767aaebcf39b40af6e369_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-05_40cdd43d6fe767aaebcf39b40af6e369_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\{3F1FC2F1-7CC6-4b5a-B491-195D2C673E74}.exeC:\Windows\{3F1FC2F1-7CC6-4b5a-B491-195D2C673E74}.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\{8051E448-66E6-48fd-A3D7-577E7E7C4FB7}.exeC:\Windows\{8051E448-66E6-48fd-A3D7-577E7E7C4FB7}.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\{8F33EED5-829F-464e-A2B8-743C6F8BB6F2}.exeC:\Windows\{8F33EED5-829F-464e-A2B8-743C6F8BB6F2}.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\{1EA11223-0FE9-4fb8-B2BD-99EBDF2691A1}.exeC:\Windows\{1EA11223-0FE9-4fb8-B2BD-99EBDF2691A1}.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\{0F44B9E3-145D-49ec-9858-44BC60065916}.exeC:\Windows\{0F44B9E3-145D-49ec-9858-44BC60065916}.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\{3A67D392-EF20-4a4f-B11E-1CCF885B363F}.exeC:\Windows\{3A67D392-EF20-4a4f-B11E-1CCF885B363F}.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\{60F69A4E-4DB6-4079-B00C-D02ED4428D5A}.exeC:\Windows\{60F69A4E-4DB6-4079-B00C-D02ED4428D5A}.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\{21B3DE92-0A66-4374-BB74-231AF8F62E35}.exeC:\Windows\{21B3DE92-0A66-4374-BB74-231AF8F62E35}.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\{3A1B6363-3214-4051-8F74-FFE2B522A669}.exeC:\Windows\{3A1B6363-3214-4051-8F74-FFE2B522A669}.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\{1EC9B2BB-8918-4f5f-B498-880D2FD9AE1C}.exeC:\Windows\{1EC9B2BB-8918-4f5f-B498-880D2FD9AE1C}.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\{BDF16D79-D90D-4415-B57C-EA2CDA2F49FC}.exeC:\Windows\{BDF16D79-D90D-4415-B57C-EA2CDA2F49FC}.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\{1EC9B~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\{3A1B6~1.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\{21B3D~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\{60F69~1.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\{3A67D~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\{0F44B~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\{1EA11~1.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\{8F33E~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\{8051E~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\{3F1FC~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
{0F44B9E3-145D-49ec-9858-44BC60065916}.exe
{1EA11223-0FE9-4fb8-B2BD-99EBDF2691A1}.exe
{1EC9B2BB-8918-4f5f-B498-880D2FD9AE1C}.exe
{21B3DE92-0A66-4374-BB74-231AF8F62E35}.exe
{3A1B6363-3214-4051-8F74-FFE2B522A669}.exe
{3A67D392-EF20-4a4f-B11E-1CCF885B363F}.exe
{3F1FC2F1-7CC6-4b5a-B491-195D2C673E74}.exe
{60F69A4E-4DB6-4079-B00C-D02ED4428D5A}.exe
{8051E448-66E6-48fd-A3D7-577E7E7C4FB7}.exe
{8F33EED5-829F-464e-A2B8-743C6F8BB6F2}.exe
{BDF16D79-D90D-4415-B57C-EA2CDA2F49FC}.exe