Analysis
- max time kernel
148s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
15/08/2026, 03:40
General
- Target 2026-08-15_77190c5e2019b35ac9035a9ac0309f68_elex_remcos_wannacry.exe
- Size 60KB
- Sample260815-d8frhadf69
- SHA256 08d3f1d5cd8f91b24cd804ce83338ff2196f1719f1a91f6e333c2d5fbb7f3051
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\2026-08-15_77190c5e2019b35ac9035a9ac0309f68_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_77190c5e2019b35ac9035a9ac0309f68_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\{966D97DF-10B0-49f5-99B5-42C6E1350CC9}.exeC:\Windows\{966D97DF-10B0-49f5-99B5-42C6E1350CC9}.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\{CFE63326-6D32-4fbd-A8E5-1344CDAA99CE}.exeC:\Windows\{CFE63326-6D32-4fbd-A8E5-1344CDAA99CE}.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\{FD956BA3-3A02-4ef1-99E6-21F41D171C57}.exeC:\Windows\{FD956BA3-3A02-4ef1-99E6-21F41D171C57}.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\{D2A7D20F-DA69-43c6-802B-607FFDDC5F40}.exeC:\Windows\{D2A7D20F-DA69-43c6-802B-607FFDDC5F40}.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\{5E1452AB-3935-44f7-B6F1-BF6B09CA627F}.exeC:\Windows\{5E1452AB-3935-44f7-B6F1-BF6B09CA627F}.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\{A38E87FD-F726-4de1-B77E-B073D2E14F79}.exeC:\Windows\{A38E87FD-F726-4de1-B77E-B073D2E14F79}.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\{13175973-20DC-4451-88CC-6EB9113502F1}.exeC:\Windows\{13175973-20DC-4451-88CC-6EB9113502F1}.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\{DD379414-9BDC-49af-A5C1-0D70E56E75D7}.exeC:\Windows\{DD379414-9BDC-49af-A5C1-0D70E56E75D7}.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\{858507A1-D07B-4dab-8713-E2DC256214B7}.exeC:\Windows\{858507A1-D07B-4dab-8713-E2DC256214B7}.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\{A74D7F57-9151-431d-8948-FF09CDBDFDD4}.exeC:\Windows\{A74D7F57-9151-431d-8948-FF09CDBDFDD4}.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\{45B5D6EB-6D3A-4b20-9D5C-089C4B1820AA}.exeC:\Windows\{45B5D6EB-6D3A-4b20-9D5C-089C4B1820AA}.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\{A74D7~1.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\{85850~1.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\{DD379~1.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\{13175~1.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\{A38E8~1.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\{5E145~1.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\{D2A7D~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\{FD956~1.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\{CFE63~1.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\{966D9~1.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
{13175973-20DC-4451-88CC-6EB9113502F1}.exe
{45B5D6EB-6D3A-4b20-9D5C-089C4B1820AA}.exe
{5E1452AB-3935-44f7-B6F1-BF6B09CA627F}.exe
{858507A1-D07B-4dab-8713-E2DC256214B7}.exe
{966D97DF-10B0-49f5-99B5-42C6E1350CC9}.exe
{A38E87FD-F726-4de1-B77E-B073D2E14F79}.exe
{A74D7F57-9151-431d-8948-FF09CDBDFDD4}.exe
{CFE63326-6D32-4fbd-A8E5-1344CDAA99CE}.exe
{D2A7D20F-DA69-43c6-802B-607FFDDC5F40}.exe
{DD379414-9BDC-49af-A5C1-0D70E56E75D7}.exe
{FD956BA3-3A02-4ef1-99E6-21F41D171C57}.exe