Analysis
- max time kernel
148s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/09/2026, 02:24
General
- Target 2026-09-29_42c30495a5dbe661c5091074009d6223_elex_remcos_wannacry.exe
- Size 64KB
- Sample260930-cvn1aavy3p
- SHA256 c4f83988ca08552bb32ed593b5ff1358e1004aa9ae00613f73358dd70d4c48b8
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\2026-09-29_42c30495a5dbe661c5091074009d6223_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-29_42c30495a5dbe661c5091074009d6223_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\{1569BDE2-6AC9-431f-AF55-FBAE419D194C}.exeC:\Windows\{1569BDE2-6AC9-431f-AF55-FBAE419D194C}.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\{89095F30-30A3-40f7-8BD0-C6F705BD3BCE}.exeC:\Windows\{89095F30-30A3-40f7-8BD0-C6F705BD3BCE}.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\{67A9DEBF-CEC6-4562-AFB4-BA67A4A89982}.exeC:\Windows\{67A9DEBF-CEC6-4562-AFB4-BA67A4A89982}.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\{699DD7DC-174E-4338-A070-6B40679E17B6}.exeC:\Windows\{699DD7DC-174E-4338-A070-6B40679E17B6}.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\{E6CE261D-9FC6-4637-9F8C-D333EC10C198}.exeC:\Windows\{E6CE261D-9FC6-4637-9F8C-D333EC10C198}.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\{7258C65E-260E-4480-80E0-8142F8AD0421}.exeC:\Windows\{7258C65E-260E-4480-80E0-8142F8AD0421}.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\{B78761FB-AA33-405c-9C39-12AE11BD3633}.exeC:\Windows\{B78761FB-AA33-405c-9C39-12AE11BD3633}.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\{D5A98D40-1C66-487a-8CDC-1712D12527D4}.exeC:\Windows\{D5A98D40-1C66-487a-8CDC-1712D12527D4}.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\{AC92D35C-E4E0-4bf3-B375-48A3E2D9AD50}.exeC:\Windows\{AC92D35C-E4E0-4bf3-B375-48A3E2D9AD50}.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\{70D889D2-0A46-480e-9E56-6E510A9922DA}.exeC:\Windows\{70D889D2-0A46-480e-9E56-6E510A9922DA}.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\{540CDCD0-7D79-4c0c-80D0-12FF43BFC0D8}.exeC:\Windows\{540CDCD0-7D79-4c0c-80D0-12FF43BFC0D8}.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\{70D88~1.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\{AC92D~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\{D5A98~1.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\{B7876~1.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\{7258C~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\{E6CE2~1.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\{699DD~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\{67A9D~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\{89095~1.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\{1569B~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\2026-0~1.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
{1569BDE2-6AC9-431f-AF55-FBAE419D194C}.exe
{540CDCD0-7D79-4c0c-80D0-12FF43BFC0D8}.exe
{67A9DEBF-CEC6-4562-AFB4-BA67A4A89982}.exe
{699DD7DC-174E-4338-A070-6B40679E17B6}.exe
{70D889D2-0A46-480e-9E56-6E510A9922DA}.exe
{7258C65E-260E-4480-80E0-8142F8AD0421}.exe
{89095F30-30A3-40f7-8BD0-C6F705BD3BCE}.exe
{AC92D35C-E4E0-4bf3-B375-48A3E2D9AD50}.exe
{B78761FB-AA33-405c-9C39-12AE11BD3633}.exe
{D5A98D40-1C66-487a-8CDC-1712D12527D4}.exe
{E6CE261D-9FC6-4637-9F8C-D333EC10C198}.exe
memory/576-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/576-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/692-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/692-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/964-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1488-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1488-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1500-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1500-68-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2700-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2700-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3584-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3584-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4428-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4428-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5776-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5776-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5776-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5832-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5832-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6040-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6040-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6096-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6096-28-0x0000000000400000-0x0000000000410000-memory.dmp