Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
18/08/2026, 02:19
General
- Target 2026-08-18_4a2d38255ca2106772e561b3ed27b208_elex_remcos_rincux_wannacry.exe
- Size 60KB
- Sample260818-csa1msthlf
- SHA256 cb332702aacfd33485beefc16433b14e0e697a85368aaca6081fecec0ba02f14
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\2026-08-18_4a2d38255ca2106772e561b3ed27b208_elex_remcos_rincux_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_4a2d38255ca2106772e561b3ed27b208_elex_remcos_rincux_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\{94ACE7E1-450B-4275-9D90-ECE165EF87D3}.exeC:\Windows\{94ACE7E1-450B-4275-9D90-ECE165EF87D3}.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\{87ADD0DC-3A0D-433c-B449-1E2E72DAD42B}.exeC:\Windows\{87ADD0DC-3A0D-433c-B449-1E2E72DAD42B}.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\{D5E0639D-0816-4750-B6FA-1B95C505D925}.exeC:\Windows\{D5E0639D-0816-4750-B6FA-1B95C505D925}.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\{BF1E89DE-7C40-46c0-A601-161B4A253096}.exeC:\Windows\{BF1E89DE-7C40-46c0-A601-161B4A253096}.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\{9CB56ADA-F90A-4608-B2A8-43FEFA38678E}.exeC:\Windows\{9CB56ADA-F90A-4608-B2A8-43FEFA38678E}.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\{BA66BF67-B7B9-48f1-AA54-E35DB4BBEFBD}.exeC:\Windows\{BA66BF67-B7B9-48f1-AA54-E35DB4BBEFBD}.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\{8625728D-9E9F-4094-B1D9-4D21D607DCD0}.exeC:\Windows\{8625728D-9E9F-4094-B1D9-4D21D607DCD0}.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\{D884C25C-64A2-4a55-9235-515EF2DEEA5C}.exeC:\Windows\{D884C25C-64A2-4a55-9235-515EF2DEEA5C}.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\{AC17C2F5-92CF-40d1-BA10-ECACABB92B55}.exeC:\Windows\{AC17C2F5-92CF-40d1-BA10-ECACABB92B55}.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\{85075AE2-57EF-4c3e-9ED5-52E9ADFC1ADE}.exeC:\Windows\{85075AE2-57EF-4c3e-9ED5-52E9ADFC1ADE}.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\{E69C8D3D-103A-4c3d-B3E8-284F5DECC934}.exeC:\Windows\{E69C8D3D-103A-4c3d-B3E8-284F5DECC934}.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\{85075~1.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\{AC17C~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\{D884C~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\{86257~1.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\{BA66B~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\{9CB56~1.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\{BF1E8~1.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\{D5E06~1.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\{87ADD~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\{94ACE~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
{85075AE2-57EF-4c3e-9ED5-52E9ADFC1ADE}.exe
{8625728D-9E9F-4094-B1D9-4D21D607DCD0}.exe
{87ADD0DC-3A0D-433c-B449-1E2E72DAD42B}.exe
{94ACE7E1-450B-4275-9D90-ECE165EF87D3}.exe
{9CB56ADA-F90A-4608-B2A8-43FEFA38678E}.exe
{AC17C2F5-92CF-40d1-BA10-ECACABB92B55}.exe
{BA66BF67-B7B9-48f1-AA54-E35DB4BBEFBD}.exe
{BF1E89DE-7C40-46c0-A601-161B4A253096}.exe
{D5E0639D-0816-4750-B6FA-1B95C505D925}.exe
{D884C25C-64A2-4a55-9235-515EF2DEEA5C}.exe
{E69C8D3D-103A-4c3d-B3E8-284F5DECC934}.exe