Analysis
- max time kernel
148s - max time network
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
19/08/2026, 17:40
General
- Target 2026-08-19_c3528e69fb943b8df08659a109bb5223_elex_remcos_wannacry.exe
- Size 59KB
- Sample260819-v9bbvage89
- SHA256 40b5a3f759870a863b9cf8bb01fd26f378264633102eb769c361b99b1fadc71b
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\2026-08-19_c3528e69fb943b8df08659a109bb5223_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_c3528e69fb943b8df08659a109bb5223_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\{559EEC87-1678-4371-9D68-A3C76D6E0238}.exeC:\Windows\{559EEC87-1678-4371-9D68-A3C76D6E0238}.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\{6B49CF3A-4CE2-4754-8A37-83F84A8D6F3D}.exeC:\Windows\{6B49CF3A-4CE2-4754-8A37-83F84A8D6F3D}.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\{526E86B5-4617-43df-AC08-31ECFAFF1EFD}.exeC:\Windows\{526E86B5-4617-43df-AC08-31ECFAFF1EFD}.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\{DD5954A9-55FC-4da9-AE08-1F0191264542}.exeC:\Windows\{DD5954A9-55FC-4da9-AE08-1F0191264542}.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\{5DADCCED-3669-4f27-A8E1-ABBCA45E13FF}.exeC:\Windows\{5DADCCED-3669-4f27-A8E1-ABBCA45E13FF}.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\{0E82D172-C155-46b9-B70F-BF1AAF4D35D5}.exeC:\Windows\{0E82D172-C155-46b9-B70F-BF1AAF4D35D5}.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\{43CE546F-A7EA-48f6-86C2-DE39F605E7C5}.exeC:\Windows\{43CE546F-A7EA-48f6-86C2-DE39F605E7C5}.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\{44DA8538-8865-48e6-84FA-9E0ED6FC9E85}.exeC:\Windows\{44DA8538-8865-48e6-84FA-9E0ED6FC9E85}.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\{3595CCCE-C503-494c-AA37-C593938E742C}.exeC:\Windows\{3595CCCE-C503-494c-AA37-C593938E742C}.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\{D4D89A4E-5207-4fc3-ACFA-592A9402DE0B}.exeC:\Windows\{D4D89A4E-5207-4fc3-ACFA-592A9402DE0B}.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\{90F42138-C415-4089-9688-4FB5DB7A7B0B}.exeC:\Windows\{90F42138-C415-4089-9688-4FB5DB7A7B0B}.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\{D4D89~1.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\{3595C~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\{44DA8~1.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\{43CE5~1.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\{0E82D~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\{5DADC~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\{DD595~1.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\{526E8~1.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\{6B49C~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\{559EE~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
{0E82D172-C155-46b9-B70F-BF1AAF4D35D5}.exe
{3595CCCE-C503-494c-AA37-C593938E742C}.exe
{43CE546F-A7EA-48f6-86C2-DE39F605E7C5}.exe
{44DA8538-8865-48e6-84FA-9E0ED6FC9E85}.exe
{526E86B5-4617-43df-AC08-31ECFAFF1EFD}.exe
{559EEC87-1678-4371-9D68-A3C76D6E0238}.exe
{5DADCCED-3669-4f27-A8E1-ABBCA45E13FF}.exe
{6B49CF3A-4CE2-4754-8A37-83F84A8D6F3D}.exe
{90F42138-C415-4089-9688-4FB5DB7A7B0B}.exe
{D4D89A4E-5207-4fc3-ACFA-592A9402DE0B}.exe
{DD5954A9-55FC-4da9-AE08-1F0191264542}.exe