Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
15/10/2026, 23:21
General
- Target 2026-10-15_f1997bc5c5a8598825616c3a6a3e6f27_elex_remcos_wannacry.exe
- Size 59KB
- Sample261015-3cgrcses3x
- SHA256 c343c82fe3cbe3677eb4206c402c068ffec85b4fca68a66c74dda69ce65e1bd3
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\2026-10-15_f1997bc5c5a8598825616c3a6a3e6f27_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-15_f1997bc5c5a8598825616c3a6a3e6f27_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\{604647BC-F4A6-4233-81F6-4BB2617EFE05}.exeC:\Windows\{604647BC-F4A6-4233-81F6-4BB2617EFE05}.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\{7CE96936-3EDE-424b-8273-32D5B357CF16}.exeC:\Windows\{7CE96936-3EDE-424b-8273-32D5B357CF16}.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\{D0ADEAF5-D620-4c41-848F-201A6FBC44E7}.exeC:\Windows\{D0ADEAF5-D620-4c41-848F-201A6FBC44E7}.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\{540FC828-9212-40b4-AD08-28829D958B90}.exeC:\Windows\{540FC828-9212-40b4-AD08-28829D958B90}.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\{E568930C-56E1-41a3-9EA0-F8E69ED3210A}.exeC:\Windows\{E568930C-56E1-41a3-9EA0-F8E69ED3210A}.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\{DB0C3F46-9BF0-44b8-BC66-D36F92DD17EC}.exeC:\Windows\{DB0C3F46-9BF0-44b8-BC66-D36F92DD17EC}.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\{D7ED96CB-AD66-4d7f-9040-1E3E095F9F78}.exeC:\Windows\{D7ED96CB-AD66-4d7f-9040-1E3E095F9F78}.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\{082B0624-4662-4a50-83A6-505CFDE348B8}.exeC:\Windows\{082B0624-4662-4a50-83A6-505CFDE348B8}.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\{250EF955-777A-43fc-9118-635107568FA0}.exeC:\Windows\{250EF955-777A-43fc-9118-635107568FA0}.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\{9E004EDE-F017-42f7-B098-06737D0BCF65}.exeC:\Windows\{9E004EDE-F017-42f7-B098-06737D0BCF65}.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\{1A3868BE-0CA6-4c72-80AF-D6756CDFC560}.exeC:\Windows\{1A3868BE-0CA6-4c72-80AF-D6756CDFC560}.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\{9E004~1.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\{250EF~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\{082B0~1.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\{D7ED9~1.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\{DB0C3~1.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\{E5689~1.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\{540FC~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\{D0ADE~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\{7CE96~1.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\{60464~1.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\2026-1~1.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
{082B0624-4662-4a50-83A6-505CFDE348B8}.exe
{1A3868BE-0CA6-4c72-80AF-D6756CDFC560}.exe
{250EF955-777A-43fc-9118-635107568FA0}.exe
{540FC828-9212-40b4-AD08-28829D958B90}.exe
{604647BC-F4A6-4233-81F6-4BB2617EFE05}.exe
{7CE96936-3EDE-424b-8273-32D5B357CF16}.exe
{9E004EDE-F017-42f7-B098-06737D0BCF65}.exe
{D0ADEAF5-D620-4c41-848F-201A6FBC44E7}.exe
{D7ED96CB-AD66-4d7f-9040-1E3E095F9F78}.exe
{DB0C3F46-9BF0-44b8-BC66-D36F92DD17EC}.exe
{E568930C-56E1-41a3-9EA0-F8E69ED3210A}.exe