Analysis

  • max time kernel
    148s
  • max time network
    134s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 17:38

General

  • Target
    2026-08-10_0a3f467f5cd619fd0142f2d8ebf3c1df_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260810-v72e9athkc
  • SHA256 a6c9b43c4c5fb9c6696e908f4dc5a6acefe4b0399ff2727dc19e76a44fc369e4
  • MD5 SHA1 SHA512 SSDEEP TLSH

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

  • C:\Users\Admin\AppData\Local\Temp\2026-08-10_0a3f467f5cd619fd0142f2d8ebf3c1df_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_0a3f467f5cd619fd0142f2d8ebf3c1df_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
    PID:2996
    • C:\Windows\{4DB199D4-9038-47ff-8FCF-8DC3D2B6B207}.exe
      C:\Windows\{4DB199D4-9038-47ff-8FCF-8DC3D2B6B207}.exe
      2⤵
      • 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
      PID:4400
      • C:\Windows\{2B662BB1-3D99-4007-A295-277C398F85BE}.exe
        C:\Windows\{2B662BB1-3D99-4007-A295-277C398F85BE}.exe
        3⤵
        • 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
        PID:5680
        • C:\Windows\{EA3AB1E2-62F4-4a10-9DAE-CACD3F9B1697}.exe
          C:\Windows\{EA3AB1E2-62F4-4a10-9DAE-CACD3F9B1697}.exe
          4⤵
          • 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
          PID:4392
          • C:\Windows\{85E1E156-D0B7-4705-A7BF-D08179A3D5E2}.exe
            C:\Windows\{85E1E156-D0B7-4705-A7BF-D08179A3D5E2}.exe
            5⤵
            • 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
            PID:2200
            • C:\Windows\{96F6774E-E6D8-4433-AA6B-5C9BE628373C}.exe
              C:\Windows\{96F6774E-E6D8-4433-AA6B-5C9BE628373C}.exe
              6⤵
              • 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
              PID:5936
              • C:\Windows\{B0175FFF-4753-4f62-8623-BC035DD81824}.exe
                C:\Windows\{B0175FFF-4753-4f62-8623-BC035DD81824}.exe
                7⤵
                • 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
                PID:1980
                • C:\Windows\{C002BF75-0D29-47fb-9AD9-0BECE5551653}.exe
                  C:\Windows\{C002BF75-0D29-47fb-9AD9-0BECE5551653}.exe
                  8⤵
                  • 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
                  PID:4944
                  • C:\Windows\{2966E9DF-ECD5-4637-9172-F019349D4108}.exe
                    C:\Windows\{2966E9DF-ECD5-4637-9172-F019349D4108}.exe
                    9⤵
                    • 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
                    PID:4416
                    • C:\Windows\{D21E137C-1CE5-452e-8E6A-2B86373969F0}.exe
                      C:\Windows\{D21E137C-1CE5-452e-8E6A-2B86373969F0}.exe
                      10⤵
                      • 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
                      PID:4632
                      • C:\Windows\{2E2F5F0F-8C82-494a-B485-E283D3716D81}.exe
                        C:\Windows\{2E2F5F0F-8C82-494a-B485-E283D3716D81}.exe
                        11⤵
                        • 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
                        PID:1104
                        • C:\Windows\{50D6AE70-BC0B-4e88-9168-4DA2F71837BF}.exe
                          C:\Windows\{50D6AE70-BC0B-4e88-9168-4DA2F71837BF}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:564
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{2E2F5~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:2184
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{D21E1~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:1852
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{2966E~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:3964
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{C002B~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:5268
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{B0175~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1900
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{96F67~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3760
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{85E1E~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2364
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{EA3AB~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3900
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{2B662~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:5168
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{4DB19~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:5748
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:4756

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {2966E9DF-ECD5-4637-9172-F019349D4108}.exe

        • Path C:\Windows\{2966E9DF-ECD5-4637-9172-F019349D4108}.exe
        • Size 60KB
        • SHA256 360be919122b3a4d2c945a59e764fe2a3178764e36adf54a354628a05adae0ca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2B662BB1-3D99-4007-A295-277C398F85BE}.exe

        • Path C:\Windows\{2B662BB1-3D99-4007-A295-277C398F85BE}.exe
        • Size 60KB
        • SHA256 4ad32462485e7c7a311a98c2f1eadc1d40f48e155654208177de196845a0b598
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2E2F5F0F-8C82-494a-B485-E283D3716D81}.exe

        • Path C:\Windows\{2E2F5F0F-8C82-494a-B485-E283D3716D81}.exe
        • Size 60KB
        • SHA256 d7c8c37eaf8e01fa232fd6773d117ae31184c058c93bd51b648bb71a84f64e6e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4DB199D4-9038-47ff-8FCF-8DC3D2B6B207}.exe

        • Path C:\Windows\{4DB199D4-9038-47ff-8FCF-8DC3D2B6B207}.exe
        • Size 60KB
        • SHA256 7b6a8379dcce5bbcbcade16158725cb6139d6e126ae61d44942d169a08f3f0eb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {50D6AE70-BC0B-4e88-9168-4DA2F71837BF}.exe

        • Path C:\Windows\{50D6AE70-BC0B-4e88-9168-4DA2F71837BF}.exe
        • Size 60KB
        • SHA256 472be1cba38dc2ab774cb1bc4980633edaf3008ed5015676d942d757a5afdac7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {85E1E156-D0B7-4705-A7BF-D08179A3D5E2}.exe

        • Path C:\Windows\{85E1E156-D0B7-4705-A7BF-D08179A3D5E2}.exe
        • Size 60KB
        • SHA256 f76628568f152b97d21196fbe771df53ff832d2d1ee306d21cb3ed307b1f5da5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {96F6774E-E6D8-4433-AA6B-5C9BE628373C}.exe

        • Path C:\Windows\{96F6774E-E6D8-4433-AA6B-5C9BE628373C}.exe
        • Size 60KB
        • SHA256 1f177d34194caefb44af865db67c6f871d93648fd8fad08ccaae7ff8d39de943
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B0175FFF-4753-4f62-8623-BC035DD81824}.exe

        • Path C:\Windows\{B0175FFF-4753-4f62-8623-BC035DD81824}.exe
        • Size 60KB
        • SHA256 f2706e97350f80ee397109286e118169b6338707970f03e3b985945338bb31d9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C002BF75-0D29-47fb-9AD9-0BECE5551653}.exe

        • Path C:\Windows\{C002BF75-0D29-47fb-9AD9-0BECE5551653}.exe
        • Size 60KB
        • SHA256 07ce6fb056b29f5f6059c5e23311c1186ec763cea7fbf56886ebefd5edda2dd1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D21E137C-1CE5-452e-8E6A-2B86373969F0}.exe

        • Path C:\Windows\{D21E137C-1CE5-452e-8E6A-2B86373969F0}.exe
        • Size 60KB
        • SHA256 444d4236cb6aa355810ab9cc1292b97c80d17a492b290113bb53d9bc1aaf9b6f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {EA3AB1E2-62F4-4a10-9DAE-CACD3F9B1697}.exe

        • Path C:\Windows\{EA3AB1E2-62F4-4a10-9DAE-CACD3F9B1697}.exe
        • Size 60KB
        • SHA256 335311e037f11b1c1fdee028722f78d54abea1bc6a51b6e114ff7f5635302ed2
        • MD5 SHA1 SHA512 SSDEEP TLSH