Analysis
- max time kernel
150s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
11/11/2026, 03:53
General
- Target 2026-11-09_0a091fbca8036f98439a776ac2d77de3_elex_remcos_wannacry.exe
- Size 60KB
- Sample261111-efvwdsdw8n
- SHA256 9768dbeb0bf5d0d5d4a1918761617f4bc96276198451a3a6f523223a4a8a3408
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\2026-11-09_0a091fbca8036f98439a776ac2d77de3_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-09_0a091fbca8036f98439a776ac2d77de3_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\{EB6D1269-FA20-49bd-8932-E5E4F15FADFF}.exeC:\Windows\{EB6D1269-FA20-49bd-8932-E5E4F15FADFF}.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\{4FB9E0B9-FC64-4763-A1BC-B0F8081D46AD}.exeC:\Windows\{4FB9E0B9-FC64-4763-A1BC-B0F8081D46AD}.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
-
C:\Windows\{05B39E76-6B77-4817-A74A-1BB57E8C0740}.exeC:\Windows\{05B39E76-6B77-4817-A74A-1BB57E8C0740}.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\{A9D15B64-DDD2-4a2c-AB74-C7215A241199}.exeC:\Windows\{A9D15B64-DDD2-4a2c-AB74-C7215A241199}.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\{C9F3EEAB-2795-4ac2-9FBC-60659458AD91}.exeC:\Windows\{C9F3EEAB-2795-4ac2-9FBC-60659458AD91}.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\{FE96630F-00E2-4951-80B3-147697A992C6}.exeC:\Windows\{FE96630F-00E2-4951-80B3-147697A992C6}.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\{6E04EF2F-D17D-4380-BECB-0A8B3C48EA01}.exeC:\Windows\{6E04EF2F-D17D-4380-BECB-0A8B3C48EA01}.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\{85ECEFDF-F301-4617-A798-CBAFC95D79E4}.exeC:\Windows\{85ECEFDF-F301-4617-A798-CBAFC95D79E4}.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\{9D45CF59-C591-440e-8526-674B46548802}.exeC:\Windows\{9D45CF59-C591-440e-8526-674B46548802}.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
-
C:\Windows\{B1821303-1191-496b-A315-D4C3BD4F04C6}.exeC:\Windows\{B1821303-1191-496b-A315-D4C3BD4F04C6}.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
-
C:\Windows\{B23D87C4-FFE8-4543-9271-9889B2CDC076}.exeC:\Windows\{B23D87C4-FFE8-4543-9271-9889B2CDC076}.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\{B1821~1.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\{9D45C~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\{85ECE~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\{6E04E~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\{FE966~1.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\{C9F3E~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\{A9D15~1.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\{05B39~1.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\{4FB9E~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\{EB6D1~1.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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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
{05B39E76-6B77-4817-A74A-1BB57E8C0740}.exe
{4FB9E0B9-FC64-4763-A1BC-B0F8081D46AD}.exe
{6E04EF2F-D17D-4380-BECB-0A8B3C48EA01}.exe
{85ECEFDF-F301-4617-A798-CBAFC95D79E4}.exe
{9D45CF59-C591-440e-8526-674B46548802}.exe
{A9D15B64-DDD2-4a2c-AB74-C7215A241199}.exe
{B1821303-1191-496b-A315-D4C3BD4F04C6}.exe
{B23D87C4-FFE8-4543-9271-9889B2CDC076}.exe
{C9F3EEAB-2795-4ac2-9FBC-60659458AD91}.exe
{EB6D1269-FA20-49bd-8932-E5E4F15FADFF}.exe
{FE96630F-00E2-4951-80B3-147697A992C6}.exe