Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
18/10/2026, 18:16
General
- Target 2026-10-18_0a1226e85767983486ecfe4be0a0b92b_elex_remcos_wannacry.exe
- Size 60KB
- Sample261018-wwxtcsfx4l
- SHA256 a20769a24b06bc7f674e8ff2b28cd8d8d2953bb91a35d1f8b1221b57ca391a79
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
- Custom signatureDetects 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\2026-10-18_0a1226e85767983486ecfe4be0a0b92b_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-18_0a1226e85767983486ecfe4be0a0b92b_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\{EA1137E4-0559-48ad-B7C5-9253B8296033}.exeC:\Windows\{EA1137E4-0559-48ad-B7C5-9253B8296033}.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\{615F0D23-D793-444e-819A-3BFE161D34B6}.exeC:\Windows\{615F0D23-D793-444e-819A-3BFE161D34B6}.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\{7C72D028-3688-46ea-887C-377B63ED6E62}.exeC:\Windows\{7C72D028-3688-46ea-887C-377B63ED6E62}.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\{1362EA6A-87D9-44ee-A20C-E54E98B63E6A}.exeC:\Windows\{1362EA6A-87D9-44ee-A20C-E54E98B63E6A}.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\{F5076EAE-53EF-4b29-BB08-229F55FF1C24}.exeC:\Windows\{F5076EAE-53EF-4b29-BB08-229F55FF1C24}.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\{CA34D213-F471-49eb-9979-0B7E76978ADA}.exeC:\Windows\{CA34D213-F471-49eb-9979-0B7E76978ADA}.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\{099A3553-D863-4fcf-8D90-0744FDE054F9}.exeC:\Windows\{099A3553-D863-4fcf-8D90-0744FDE054F9}.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\{54957A21-E59D-45ee-B052-E1C6DFE0F05F}.exeC:\Windows\{54957A21-E59D-45ee-B052-E1C6DFE0F05F}.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\{E4D70CFA-D007-4535-80FA-ECEF20B61D69}.exeC:\Windows\{E4D70CFA-D007-4535-80FA-ECEF20B61D69}.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\{057CFE5A-EC3F-4128-BC0E-FFED56836CE9}.exeC:\Windows\{057CFE5A-EC3F-4128-BC0E-FFED56836CE9}.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\{67E97053-98AB-4cd7-A142-4A1BD0AFEBE8}.exeC:\Windows\{67E97053-98AB-4cd7-A142-4A1BD0AFEBE8}.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\{057CF~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\{E4D70~1.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\{54957~1.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\{099A3~1.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\{CA34D~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\{F5076~1.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\{1362E~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\{7C72D~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\{615F0~1.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\{EA113~1.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
{057CFE5A-EC3F-4128-BC0E-FFED56836CE9}.exe
{099A3553-D863-4fcf-8D90-0744FDE054F9}.exe
{1362EA6A-87D9-44ee-A20C-E54E98B63E6A}.exe
{54957A21-E59D-45ee-B052-E1C6DFE0F05F}.exe
{615F0D23-D793-444e-819A-3BFE161D34B6}.exe
{67E97053-98AB-4cd7-A142-4A1BD0AFEBE8}.exe
{7C72D028-3688-46ea-887C-377B63ED6E62}.exe
{CA34D213-F471-49eb-9979-0B7E76978ADA}.exe
{E4D70CFA-D007-4535-80FA-ECEF20B61D69}.exe
{EA1137E4-0559-48ad-B7C5-9253B8296033}.exe
{F5076EAE-53EF-4b29-BB08-229F55FF1C24}.exe