Analysis
- max time kernel
148s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
17/08/2026, 00:27
General
- Target 2026-08-16_c904ba808f5d60d53b63ed274872b743_elex_remcos_wannacry.exe
- Size 60KB
- Sample260817-arvybazyhs
- SHA256 f16c7ced9dd2ab69dae364b776915c05fc82c1612aded6c3de13be3d41473b64
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
- Detects 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\2026-08-16_c904ba808f5d60d53b63ed274872b743_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_c904ba808f5d60d53b63ed274872b743_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\{E10BFA23-74EE-409e-BE86-09DDB46A99D1}.exeC:\Windows\{E10BFA23-74EE-409e-BE86-09DDB46A99D1}.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\{7FC0FCE9-89C6-4364-B1F2-8C21E1131073}.exeC:\Windows\{7FC0FCE9-89C6-4364-B1F2-8C21E1131073}.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\{4494E745-8FFB-4c63-AAEA-C97914E21EDA}.exeC:\Windows\{4494E745-8FFB-4c63-AAEA-C97914E21EDA}.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\{012FE7CA-0AAB-436e-B3B1-02C48171D227}.exeC:\Windows\{012FE7CA-0AAB-436e-B3B1-02C48171D227}.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\{2F87257A-6D5B-4e1a-A103-4D94D1778928}.exeC:\Windows\{2F87257A-6D5B-4e1a-A103-4D94D1778928}.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\{6EA75E75-2B3D-4831-BEC7-A264216F5778}.exeC:\Windows\{6EA75E75-2B3D-4831-BEC7-A264216F5778}.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\{5DD3DC83-C329-4b09-9248-2E9FC204E597}.exeC:\Windows\{5DD3DC83-C329-4b09-9248-2E9FC204E597}.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\{313F6071-FCC7-4d7b-A878-0931F76C21A1}.exeC:\Windows\{313F6071-FCC7-4d7b-A878-0931F76C21A1}.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\{E06169CF-E201-4ffd-B675-378BC44FDFF2}.exeC:\Windows\{E06169CF-E201-4ffd-B675-378BC44FDFF2}.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\{1DACDB1F-653F-4533-A84E-2933AA9265AB}.exeC:\Windows\{1DACDB1F-653F-4533-A84E-2933AA9265AB}.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\{889B0FB1-5CD5-4e00-81DC-26A737F0E8C0}.exeC:\Windows\{889B0FB1-5CD5-4e00-81DC-26A737F0E8C0}.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\{1DACD~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\{E0616~1.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\{313F6~1.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\{5DD3D~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\{6EA75~1.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\{2F872~1.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\{012FE~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\{4494E~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\{7FC0F~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\{E10BF~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
{012FE7CA-0AAB-436e-B3B1-02C48171D227}.exe
{1DACDB1F-653F-4533-A84E-2933AA9265AB}.exe
{2F87257A-6D5B-4e1a-A103-4D94D1778928}.exe
{313F6071-FCC7-4d7b-A878-0931F76C21A1}.exe
{4494E745-8FFB-4c63-AAEA-C97914E21EDA}.exe
{5DD3DC83-C329-4b09-9248-2E9FC204E597}.exe
{6EA75E75-2B3D-4831-BEC7-A264216F5778}.exe
{7FC0FCE9-89C6-4364-B1F2-8C21E1131073}.exe
{889B0FB1-5CD5-4e00-81DC-26A737F0E8C0}.exe
{E06169CF-E201-4ffd-B675-378BC44FDFF2}.exe
{E10BFA23-74EE-409e-BE86-09DDB46A99D1}.exe