Analysis
- max time kernel
148s - max time network
112s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
24/10/2026, 04:41
General
- Target 2026-10-22_91c70b458903cd18725ed40c552fd2d9_elex_remcos_wannacry.exe
- Size 64KB
- Sample261024-fa6alsw19p
- SHA256 4d91651132f6f40ce056711fa0553c98a17d616f495ec97250cc37171aed6916
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
- Detects 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\2026-10-22_91c70b458903cd18725ed40c552fd2d9_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_91c70b458903cd18725ed40c552fd2d9_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\{43869CD3-328B-4b7d-8AB8-9C08BC4CB7AD}.exeC:\Windows\{43869CD3-328B-4b7d-8AB8-9C08BC4CB7AD}.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\{5E3AF975-E637-4dc7-BAEF-A36E32E55DEA}.exeC:\Windows\{5E3AF975-E637-4dc7-BAEF-A36E32E55DEA}.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\{99EB9ECB-750F-4d01-A394-C0DC4A13B7C4}.exeC:\Windows\{99EB9ECB-750F-4d01-A394-C0DC4A13B7C4}.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\{9B7A8790-560C-4901-BD6E-B7A30D77BFA4}.exeC:\Windows\{9B7A8790-560C-4901-BD6E-B7A30D77BFA4}.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\{698BED8B-C380-4205-A29B-4936BB5EB4CE}.exeC:\Windows\{698BED8B-C380-4205-A29B-4936BB5EB4CE}.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\{EB7BEBC0-403D-4388-9D79-CE3F9F8DDEBB}.exeC:\Windows\{EB7BEBC0-403D-4388-9D79-CE3F9F8DDEBB}.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\{3044B389-C143-4be3-95FD-0607EFC25E46}.exeC:\Windows\{3044B389-C143-4be3-95FD-0607EFC25E46}.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\{9BD46FC2-C4EC-49a1-B7E9-D3A62EDF34EC}.exeC:\Windows\{9BD46FC2-C4EC-49a1-B7E9-D3A62EDF34EC}.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\{9D25A1C1-3C5A-45d5-8B23-4460B73C72F1}.exeC:\Windows\{9D25A1C1-3C5A-45d5-8B23-4460B73C72F1}.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\{28C5904C-93F2-4c7a-9277-07C06BFD740B}.exeC:\Windows\{28C5904C-93F2-4c7a-9277-07C06BFD740B}.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\{826FB273-DA6A-4e1f-93BE-DD1077A69FB5}.exeC:\Windows\{826FB273-DA6A-4e1f-93BE-DD1077A69FB5}.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\{28C59~1.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\{9D25A~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\{9BD46~1.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\{3044B~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\{EB7BE~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\{698BE~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\{9B7A8~1.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\{99EB9~1.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\{5E3AF~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\{43869~1.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
{28C5904C-93F2-4c7a-9277-07C06BFD740B}.exe
{3044B389-C143-4be3-95FD-0607EFC25E46}.exe
{43869CD3-328B-4b7d-8AB8-9C08BC4CB7AD}.exe
{5E3AF975-E637-4dc7-BAEF-A36E32E55DEA}.exe
{698BED8B-C380-4205-A29B-4936BB5EB4CE}.exe
{826FB273-DA6A-4e1f-93BE-DD1077A69FB5}.exe
{99EB9ECB-750F-4d01-A394-C0DC4A13B7C4}.exe
{9B7A8790-560C-4901-BD6E-B7A30D77BFA4}.exe
{9BD46FC2-C4EC-49a1-B7E9-D3A62EDF34EC}.exe
{9D25A1C1-3C5A-45d5-8B23-4460B73C72F1}.exe
{EB7BEBC0-403D-4388-9D79-CE3F9F8DDEBB}.exe
memory/236-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/236-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/236-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/476-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/476-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/948-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/948-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1300-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1300-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1960-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1960-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2832-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2832-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4004-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4004-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4304-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4304-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5072-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5072-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5540-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5964-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5964-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6028-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6028-56-0x0000000000400000-0x0000000000410000-memory.dmp