Analysis
- max time kernel
148s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/10/2026, 04:31
General
- Target 2026-10-28_53a3850b4045a2567a676b145a1976da_elex_remcos_wannacry.exe
- Size 64KB
- Sample261030-e5h8wshs5s
- SHA256 1de041d6d024f9e4ea1e9e425bd78076f80ead60cd753ac2268476b91993380c
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
- Custom signatureDetects 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\2026-10-28_53a3850b4045a2567a676b145a1976da_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_53a3850b4045a2567a676b145a1976da_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\{FFBF5BDB-3F1F-4501-8A77-1ACE2BF51543}.exeC:\Windows\{FFBF5BDB-3F1F-4501-8A77-1ACE2BF51543}.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\{2A910D58-94FC-40b3-94E9-72CE6134D162}.exeC:\Windows\{2A910D58-94FC-40b3-94E9-72CE6134D162}.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\{FCF22ED6-C096-4f64-B956-0CB1930E9AE1}.exeC:\Windows\{FCF22ED6-C096-4f64-B956-0CB1930E9AE1}.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\{510C12FE-D1D6-4d05-9D2D-8717EFA1A237}.exeC:\Windows\{510C12FE-D1D6-4d05-9D2D-8717EFA1A237}.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\{6ABD8A16-E479-41ed-870A-B205257550DF}.exeC:\Windows\{6ABD8A16-E479-41ed-870A-B205257550DF}.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\{BB7B03FB-F944-430a-A280-88090EB92C85}.exeC:\Windows\{BB7B03FB-F944-430a-A280-88090EB92C85}.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\{12907066-D9D3-4108-BAFA-E6A2230F5880}.exeC:\Windows\{12907066-D9D3-4108-BAFA-E6A2230F5880}.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\{0E4DD376-73C2-49ca-93DE-3FFABCE854D4}.exeC:\Windows\{0E4DD376-73C2-49ca-93DE-3FFABCE854D4}.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\{85885E6E-5585-4bda-AA91-995EDB113CCE}.exeC:\Windows\{85885E6E-5585-4bda-AA91-995EDB113CCE}.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\{0E3A1D29-151D-4787-A4AD-14ADA75FA194}.exeC:\Windows\{0E3A1D29-151D-4787-A4AD-14ADA75FA194}.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\{EB85E111-0591-4a39-B1B4-A44CEB01DD83}.exeC:\Windows\{EB85E111-0591-4a39-B1B4-A44CEB01DD83}.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\{0E3A1~1.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\{85885~1.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\{0E4DD~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\{12907~1.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\{BB7B0~1.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\{6ABD8~1.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\{510C1~1.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\{FCF22~1.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\{2A910~1.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\{FFBF5~1.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
{0E3A1D29-151D-4787-A4AD-14ADA75FA194}.exe
{0E4DD376-73C2-49ca-93DE-3FFABCE854D4}.exe
{12907066-D9D3-4108-BAFA-E6A2230F5880}.exe
{2A910D58-94FC-40b3-94E9-72CE6134D162}.exe
{510C12FE-D1D6-4d05-9D2D-8717EFA1A237}.exe
{6ABD8A16-E479-41ed-870A-B205257550DF}.exe
{85885E6E-5585-4bda-AA91-995EDB113CCE}.exe
{BB7B03FB-F944-430a-A280-88090EB92C85}.exe
{EB85E111-0591-4a39-B1B4-A44CEB01DD83}.exe
{FCF22ED6-C096-4f64-B956-0CB1930E9AE1}.exe
{FFBF5BDB-3F1F-4501-8A77-1ACE2BF51543}.exe
memory/804-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/804-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1088-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1088-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2544-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2544-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2624-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2624-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2720-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2720-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3224-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3224-68-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3284-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3284-75-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3676-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3676-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3748-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3748-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4380-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4380-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5256-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5532-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5532-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5532-1-0x0000000000400000-0x0000000000410000-memory.dmp