Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
10/08/2026, 20:32
General
- Target 2026-08-10_450a791dddb03d794991e5e3acd42a91_elex_remcos_wannacry.exe
- Size 79KB
- Sample260810-zbfacsae22
- SHA256 b7930ba3593c5150b314dade9b442db3c41120c7ebc9ac221029a9cb018ff518
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 9 IoCs
- Detects Windows executables referencing non-Windows User-Agents 9 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 18 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 9 IoCs
- Drops file in Windows directory 9 IoCs
- Executes a command shell one-liner 1 TTPs 9 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 19 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 9 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-10_450a791dddb03d794991e5e3acd42a91_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_450a791dddb03d794991e5e3acd42a91_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\{C750E11C-16D8-4293-8425-E67E91C05801}.exeC:\Windows\{C750E11C-16D8-4293-8425-E67E91C05801}.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\{4C0D3D20-6362-4d08-8060-9DF229745AE3}.exeC:\Windows\{4C0D3D20-6362-4d08-8060-9DF229745AE3}.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\{48E4817D-5824-4022-B19C-140B7075AAA3}.exeC:\Windows\{48E4817D-5824-4022-B19C-140B7075AAA3}.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\{A902F74B-BBFC-412f-BE3E-17A11FB1E3A8}.exeC:\Windows\{A902F74B-BBFC-412f-BE3E-17A11FB1E3A8}.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\{E4BC972C-DAA7-4316-B24F-36761DD47EC1}.exeC:\Windows\{E4BC972C-DAA7-4316-B24F-36761DD47EC1}.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\{D1A8BCE5-A74D-44cb-8874-BDE8D0343E67}.exeC:\Windows\{D1A8BCE5-A74D-44cb-8874-BDE8D0343E67}.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\{14BC2541-7837-4bcd-B9EF-7E19939F9969}.exeC:\Windows\{14BC2541-7837-4bcd-B9EF-7E19939F9969}.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\{7A14AD59-2B87-4446-A8EE-528CB8CCFE76}.exeC:\Windows\{7A14AD59-2B87-4446-A8EE-528CB8CCFE76}.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\{A8EFE08F-AFB7-48b3-8214-A90927987CEC}.exeC:\Windows\{A8EFE08F-AFB7-48b3-8214-A90927987CEC}.exe10⤵
- 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\{7A14A~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\{14BC2~1.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\{D1A8B~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\{E4BC9~1.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\{A902F~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\{48E48~1.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\{4C0D3~1.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\{C750E~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
{14BC2541-7837-4bcd-B9EF-7E19939F9969}.exe
{48E4817D-5824-4022-B19C-140B7075AAA3}.exe
{4C0D3D20-6362-4d08-8060-9DF229745AE3}.exe
{7A14AD59-2B87-4446-A8EE-528CB8CCFE76}.exe
{A8EFE08F-AFB7-48b3-8214-A90927987CEC}.exe
{A902F74B-BBFC-412f-BE3E-17A11FB1E3A8}.exe
{C750E11C-16D8-4293-8425-E67E91C05801}.exe
{D1A8BCE5-A74D-44cb-8874-BDE8D0343E67}.exe
{E4BC972C-DAA7-4316-B24F-36761DD47EC1}.exe