Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
29/10/2026, 19:43
General
- Target 2026-10-28_be76e00441e5a3200da474d005649a0f_elex_remcos_wannacry.exe
- Size 64KB
- Sample261029-yfap1aswhv
- SHA256 d919686adb865b5b4bea9e3818a8afe7ad0a6e7d63e37afa1ab0c6a294de95d0
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 36 IoCs
- Detects Windows executables referencing non-Windows User-Agents 36 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\2026-10-28_be76e00441e5a3200da474d005649a0f_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_be76e00441e5a3200da474d005649a0f_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\{ED2A3205-DD5B-4134-A262-452A56305087}.exeC:\Windows\{ED2A3205-DD5B-4134-A262-452A56305087}.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
-
C:\Windows\{797FF658-A213-4753-8EC2-C087DB896C0A}.exeC:\Windows\{797FF658-A213-4753-8EC2-C087DB896C0A}.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\{2270843F-BEB9-49e1-839B-7A3CF5160358}.exeC:\Windows\{2270843F-BEB9-49e1-839B-7A3CF5160358}.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
-
C:\Windows\{A35DD980-45A2-4db5-B739-F5415FEC4709}.exeC:\Windows\{A35DD980-45A2-4db5-B739-F5415FEC4709}.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\{24FAEAAD-0FEF-4706-A8C9-1CA8EAF559EB}.exeC:\Windows\{24FAEAAD-0FEF-4706-A8C9-1CA8EAF559EB}.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\{E27A1E87-731A-4962-91F6-1F18E2A5B22E}.exeC:\Windows\{E27A1E87-731A-4962-91F6-1F18E2A5B22E}.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
-
C:\Windows\{DC80EB22-C735-44d5-ACD7-1D2C1167EABE}.exeC:\Windows\{DC80EB22-C735-44d5-ACD7-1D2C1167EABE}.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
-
C:\Windows\{D7411106-C7AC-4918-86B6-AC5207E8D0F2}.exeC:\Windows\{D7411106-C7AC-4918-86B6-AC5207E8D0F2}.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\{676CACD6-60A5-4073-A524-6EFC4DF11AB2}.exeC:\Windows\{676CACD6-60A5-4073-A524-6EFC4DF11AB2}.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\{ADED574D-2D5C-4aa7-8B62-CDE9928604A1}.exeC:\Windows\{ADED574D-2D5C-4aa7-8B62-CDE9928604A1}.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\{CE949D75-52F0-4bca-80FF-0F7E2A7E8BEC}.exeC:\Windows\{CE949D75-52F0-4bca-80FF-0F7E2A7E8BEC}.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\{ADED5~1.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\{676CA~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\{D7411~1.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\{DC80E~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\{E27A1~1.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\{24FAE~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\{A35DD~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\{22708~1.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\{797FF~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\{ED2A3~1.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
{2270843F-BEB9-49e1-839B-7A3CF5160358}.exe
{24FAEAAD-0FEF-4706-A8C9-1CA8EAF559EB}.exe
{676CACD6-60A5-4073-A524-6EFC4DF11AB2}.exe
{797FF658-A213-4753-8EC2-C087DB896C0A}.exe
{A35DD980-45A2-4db5-B739-F5415FEC4709}.exe
{ADED574D-2D5C-4aa7-8B62-CDE9928604A1}.exe
{CE949D75-52F0-4bca-80FF-0F7E2A7E8BEC}.exe
{D7411106-C7AC-4918-86B6-AC5207E8D0F2}.exe
{DC80EB22-C735-44d5-ACD7-1D2C1167EABE}.exe
{E27A1E87-731A-4962-91F6-1F18E2A5B22E}.exe
{ED2A3205-DD5B-4134-A262-452A56305087}.exe
memory/124-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/124-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/576-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/576-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1616-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1616-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2936-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2936-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3296-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3296-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3760-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3760-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4528-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4528-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4632-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4632-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4632-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5400-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5484-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5484-44-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5484-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5728-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5728-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5996-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5996-35-0x0000000000400000-0x0000000000410000-memory.dmp