Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 08:42

General

  • Target
    2026-08-08_e0bf9ae84421ccc9db316293f41ebb32_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260808-kl8mbsce69
  • SHA256 c81790197670b68c3a00493fa08958e63180b1119a6a2d2f6a8357f02ca3ce5d
  • 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\2026-08-08_e0bf9ae84421ccc9db316293f41ebb32_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_e0bf9ae84421ccc9db316293f41ebb32_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:240
    • C:\Windows\{9417C1CC-EB2E-4a54-A882-3D7B58983AE0}.exe
      C:\Windows\{9417C1CC-EB2E-4a54-A882-3D7B58983AE0}.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:2356
      • C:\Windows\{1011D240-59A4-42a3-8F12-8C3FA15A2FF7}.exe
        C:\Windows\{1011D240-59A4-42a3-8F12-8C3FA15A2FF7}.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:472
        • C:\Windows\{F19A7DEF-5EBE-42d4-94C4-364BD410A850}.exe
          C:\Windows\{F19A7DEF-5EBE-42d4-94C4-364BD410A850}.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:5108
          • C:\Windows\{0E8D2930-6C41-4f48-B87D-1D54268D83DC}.exe
            C:\Windows\{0E8D2930-6C41-4f48-B87D-1D54268D83DC}.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:2976
            • C:\Windows\{64650786-F037-4c45-810E-58912CA09949}.exe
              C:\Windows\{64650786-F037-4c45-810E-58912CA09949}.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:5896
              • C:\Windows\{DDBDDF82-2A5F-42ce-B139-5A1BD4D8BB03}.exe
                C:\Windows\{DDBDDF82-2A5F-42ce-B139-5A1BD4D8BB03}.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:4468
                • C:\Windows\{08F8F552-5348-4200-B8E7-4977B9AE879F}.exe
                  C:\Windows\{08F8F552-5348-4200-B8E7-4977B9AE879F}.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:3408
                  • C:\Windows\{5F0C7955-862C-46b2-81D5-A22E8F331714}.exe
                    C:\Windows\{5F0C7955-862C-46b2-81D5-A22E8F331714}.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:4968
                    • C:\Windows\{E5CA3C3A-10BC-452d-B5C1-227E97DE0A49}.exe
                      C:\Windows\{E5CA3C3A-10BC-452d-B5C1-227E97DE0A49}.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:2864
                      • C:\Windows\{342B6E01-9D92-4085-BD76-8993918295E0}.exe
                        C:\Windows\{342B6E01-9D92-4085-BD76-8993918295E0}.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:1772
                        • C:\Windows\{7F034E47-2A18-4c43-A0F1-3682F1A74A1B}.exe
                          C:\Windows\{7F034E47-2A18-4c43-A0F1-3682F1A74A1B}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:4516
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{342B6~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:544
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{E5CA3~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:2592
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{5F0C7~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4324
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{08F8F~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:4832
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{DDBDD~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:3508
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{64650~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:2464
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{0E8D2~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4764
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{F19A7~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:4784
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{1011D~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4604
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{9417C~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:5884
    • 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:5384

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {08F8F552-5348-4200-B8E7-4977B9AE879F}.exe

        • Path C:\Windows\{08F8F552-5348-4200-B8E7-4977B9AE879F}.exe
        • Size 60KB
        • SHA256 b52688fe6468fd6c89ee5930fb4febce4aaf580908e0056b8e7a91af001f586d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0E8D2930-6C41-4f48-B87D-1D54268D83DC}.exe

        • Path C:\Windows\{0E8D2930-6C41-4f48-B87D-1D54268D83DC}.exe
        • Size 60KB
        • SHA256 25b9bfe1d5a63db8f624c6a51263f74676b9eab66d8e9405e8de9b3b810be5f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1011D240-59A4-42a3-8F12-8C3FA15A2FF7}.exe

        • Path C:\Windows\{1011D240-59A4-42a3-8F12-8C3FA15A2FF7}.exe
        • Size 60KB
        • SHA256 3bf92faa43f843c87ce1162504e235a331f14c7336b34ad412b1da8541b19a51
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {342B6E01-9D92-4085-BD76-8993918295E0}.exe

        • Path C:\Windows\{342B6E01-9D92-4085-BD76-8993918295E0}.exe
        • Size 60KB
        • SHA256 d757240beaabe537113b15e6dd3f3d60e25a58e848b86a530d888e3bbf654de2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5F0C7955-862C-46b2-81D5-A22E8F331714}.exe

        • Path C:\Windows\{5F0C7955-862C-46b2-81D5-A22E8F331714}.exe
        • Size 60KB
        • SHA256 8108ac3a4561a95c8222445b6e71479780101c126f509611b2a8d679a82f6ba9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {64650786-F037-4c45-810E-58912CA09949}.exe

        • Path C:\Windows\{64650786-F037-4c45-810E-58912CA09949}.exe
        • Size 60KB
        • SHA256 9cc9498342f9e3c1e57ec79ed6bf73f5e28362d274609d8c44274dd3bb2280b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7F034E47-2A18-4c43-A0F1-3682F1A74A1B}.exe

        • Path C:\Windows\{7F034E47-2A18-4c43-A0F1-3682F1A74A1B}.exe
        • Size 60KB
        • SHA256 4adc3779edb167575ca4e2f34a7519c5865ca9db86b163f67542149c1178e473
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9417C1CC-EB2E-4a54-A882-3D7B58983AE0}.exe

        • Path C:\Windows\{9417C1CC-EB2E-4a54-A882-3D7B58983AE0}.exe
        • Size 60KB
        • SHA256 a4b0f22974039a7e852ccb329c9382f02a8fb17fcae12fd0f342f62783964542
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DDBDDF82-2A5F-42ce-B139-5A1BD4D8BB03}.exe

        • Path C:\Windows\{DDBDDF82-2A5F-42ce-B139-5A1BD4D8BB03}.exe
        • Size 60KB
        • SHA256 624d44e3b30c43c0fcd3eaca91522b8e1df7c15f5a2c72e355e714e8fbcb57ab
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E5CA3C3A-10BC-452d-B5C1-227E97DE0A49}.exe

        • Path C:\Windows\{E5CA3C3A-10BC-452d-B5C1-227E97DE0A49}.exe
        • Size 60KB
        • SHA256 022b8cad3b867a27b025e2c33905f63e60cb49f396c8c7288825098d56d56b17
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F19A7DEF-5EBE-42d4-94C4-364BD410A850}.exe

        • Path C:\Windows\{F19A7DEF-5EBE-42d4-94C4-364BD410A850}.exe
        • Size 60KB
        • SHA256 c16885520651124f20207fdee05fc4b594bb67d8e12a49b52defcf2bf17b2264
        • MD5 SHA1 SHA512 SSDEEP TLSH