Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
13/11/2026, 04:27
General
- Target 2026-11-12_4241ce33b3b431f37cc91f51e0100014_elex_remcos_wannacry.exe
- Size 60KB
- Sample261113-e3fpzsfw4v
- SHA256 0cf0c3516a5b0de82733507272faa87d571f33bd49d577001aad9ce79b019094
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\2026-11-12_4241ce33b3b431f37cc91f51e0100014_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-12_4241ce33b3b431f37cc91f51e0100014_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\{0FF05A09-4024-4a3e-B85F-166FDECD936C}.exeC:\Windows\{0FF05A09-4024-4a3e-B85F-166FDECD936C}.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\{C9505CCA-52A0-4b63-B2DC-67363C9791AB}.exeC:\Windows\{C9505CCA-52A0-4b63-B2DC-67363C9791AB}.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\{86D27575-563B-4ce7-959D-87B953D1C1E0}.exeC:\Windows\{86D27575-563B-4ce7-959D-87B953D1C1E0}.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\{101F0A93-5769-4ee5-9DF3-48E11C141AD3}.exeC:\Windows\{101F0A93-5769-4ee5-9DF3-48E11C141AD3}.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\{855CB997-4BA7-420a-B143-3982F43B21DF}.exeC:\Windows\{855CB997-4BA7-420a-B143-3982F43B21DF}.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\{E5CA57E7-093C-4489-83FC-454A6660FDBC}.exeC:\Windows\{E5CA57E7-093C-4489-83FC-454A6660FDBC}.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\{77C9F445-37A0-4229-8A3A-9ECDABE56F6F}.exeC:\Windows\{77C9F445-37A0-4229-8A3A-9ECDABE56F6F}.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\{F1676C03-569A-4821-BD55-5C5090A49F8D}.exeC:\Windows\{F1676C03-569A-4821-BD55-5C5090A49F8D}.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\{25F99B86-89DD-495a-96B2-64A2FD48A7A8}.exeC:\Windows\{25F99B86-89DD-495a-96B2-64A2FD48A7A8}.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\{8B5828CD-FF69-4c11-8CCB-1F4E68F89A8E}.exeC:\Windows\{8B5828CD-FF69-4c11-8CCB-1F4E68F89A8E}.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\{CBC637C4-F130-45de-87E8-F4E449236843}.exeC:\Windows\{CBC637C4-F130-45de-87E8-F4E449236843}.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\{8B582~1.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\{25F99~1.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\{F1676~1.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\{77C9F~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\{E5CA5~1.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\{855CB~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\{101F0~1.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\{86D27~1.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\{C9505~1.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\{0FF05~1.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
{0FF05A09-4024-4a3e-B85F-166FDECD936C}.exe
{101F0A93-5769-4ee5-9DF3-48E11C141AD3}.exe
{25F99B86-89DD-495a-96B2-64A2FD48A7A8}.exe
{77C9F445-37A0-4229-8A3A-9ECDABE56F6F}.exe
{855CB997-4BA7-420a-B143-3982F43B21DF}.exe
{86D27575-563B-4ce7-959D-87B953D1C1E0}.exe
{8B5828CD-FF69-4c11-8CCB-1F4E68F89A8E}.exe
{C9505CCA-52A0-4b63-B2DC-67363C9791AB}.exe
{CBC637C4-F130-45de-87E8-F4E449236843}.exe
{E5CA57E7-093C-4489-83FC-454A6660FDBC}.exe
{F1676C03-569A-4821-BD55-5C5090A49F8D}.exe