Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    08/08/2026, 17:04

General

  • Target
    2026-08-08_f179fbbc7fc66c9398cdd904027b0a64_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260808-vlfawsam7s
  • SHA256 de981e6154f65b186221c4b59f735ec26916c66b729a58e36e63e7be09d3b5cd
  • 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_f179fbbc7fc66c9398cdd904027b0a64_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_f179fbbc7fc66c9398cdd904027b0a64_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:4076
    • C:\Windows\{52066493-6AB2-4ba5-BA6F-A828FF482D1B}.exe
      C:\Windows\{52066493-6AB2-4ba5-BA6F-A828FF482D1B}.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:1120
      • C:\Windows\{78577674-E608-45c8-A6A0-14199146930B}.exe
        C:\Windows\{78577674-E608-45c8-A6A0-14199146930B}.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:2300
        • C:\Windows\{64990B86-2DE4-4be4-B702-E550FB6670A5}.exe
          C:\Windows\{64990B86-2DE4-4be4-B702-E550FB6670A5}.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:864
          • C:\Windows\{BB2BBA13-370F-402b-946D-D7A3672654EF}.exe
            C:\Windows\{BB2BBA13-370F-402b-946D-D7A3672654EF}.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:332
            • C:\Windows\{AAB2C813-9B9A-40f5-9FF7-2AD809D7AA42}.exe
              C:\Windows\{AAB2C813-9B9A-40f5-9FF7-2AD809D7AA42}.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:4444
              • C:\Windows\{055BF1D0-EC86-4c53-93CB-1F55525CB142}.exe
                C:\Windows\{055BF1D0-EC86-4c53-93CB-1F55525CB142}.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:4656
                • C:\Windows\{A378F5FA-5A92-4481-80EB-44E147C32540}.exe
                  C:\Windows\{A378F5FA-5A92-4481-80EB-44E147C32540}.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:1772
                  • C:\Windows\{6BB06868-1F8B-40f0-9B2B-DFCE943634C0}.exe
                    C:\Windows\{6BB06868-1F8B-40f0-9B2B-DFCE943634C0}.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:3040
                    • C:\Windows\{0D663699-9407-47b0-887C-70EF7A30D418}.exe
                      C:\Windows\{0D663699-9407-47b0-887C-70EF7A30D418}.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:1524
                      • C:\Windows\{904FCF02-970F-49a5-9E85-BFADF82E96C2}.exe
                        C:\Windows\{904FCF02-970F-49a5-9E85-BFADF82E96C2}.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:1452
                        • C:\Windows\{E4248E63-5315-4d3d-B5E4-8C7778170D6B}.exe
                          C:\Windows\{E4248E63-5315-4d3d-B5E4-8C7778170D6B}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:5020
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{904FC~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:3656
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{0D663~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:5016
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{6BB06~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:1660
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{A378F~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1836
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{055BF~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1100
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{AAB2C~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:2884
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{BB2BB~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:3868
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{64990~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1584
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{78577~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:2716
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{52066~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:3432
    • 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:2188

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {055BF1D0-EC86-4c53-93CB-1F55525CB142}.exe

        • Path C:\Windows\{055BF1D0-EC86-4c53-93CB-1F55525CB142}.exe
        • Size 60KB
        • SHA256 0445060fc88030c55c1f610bd8bce4579a6454c1e0d564442173fd4eaaca9e1c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0D663699-9407-47b0-887C-70EF7A30D418}.exe

        • Path C:\Windows\{0D663699-9407-47b0-887C-70EF7A30D418}.exe
        • Size 60KB
        • SHA256 9cf1fda550c0feea0ba8cbe046ae0324ca282f56a5d1022aa9e679d698f9de51
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {52066493-6AB2-4ba5-BA6F-A828FF482D1B}.exe

        • Path C:\Windows\{52066493-6AB2-4ba5-BA6F-A828FF482D1B}.exe
        • Size 60KB
        • SHA256 0c93cda56b588e65b6067fb564534390d88d878464dfdf0e471cf31aaf0f4ae9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {64990B86-2DE4-4be4-B702-E550FB6670A5}.exe

        • Path C:\Windows\{64990B86-2DE4-4be4-B702-E550FB6670A5}.exe
        • Size 60KB
        • SHA256 23226f114c264f5f8a71c3a56e125c800052e98cf008660a2f9c7a0a083014bc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6BB06868-1F8B-40f0-9B2B-DFCE943634C0}.exe

        • Path C:\Windows\{6BB06868-1F8B-40f0-9B2B-DFCE943634C0}.exe
        • Size 60KB
        • SHA256 6181de9354a7b0cbf172fa5ccf4d2100224d07fc5f80e45bae6885a51a984a9b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {78577674-E608-45c8-A6A0-14199146930B}.exe

        • Path C:\Windows\{78577674-E608-45c8-A6A0-14199146930B}.exe
        • Size 60KB
        • SHA256 d68b48c4e6560cd518caf53204556f630d23af6c6eb3b97ce5f0b532b7b027f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {904FCF02-970F-49a5-9E85-BFADF82E96C2}.exe

        • Path C:\Windows\{904FCF02-970F-49a5-9E85-BFADF82E96C2}.exe
        • Size 60KB
        • SHA256 9b39e3f5600db9da3d323918f5a81b8f8a7f0acca80e006148100e323fdc2cba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A378F5FA-5A92-4481-80EB-44E147C32540}.exe

        • Path C:\Windows\{A378F5FA-5A92-4481-80EB-44E147C32540}.exe
        • Size 60KB
        • SHA256 c8a924d07fd8ce1551305acbb3617b849fb879252f1574f930c82b21b21ca0aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AAB2C813-9B9A-40f5-9FF7-2AD809D7AA42}.exe

        • Path C:\Windows\{AAB2C813-9B9A-40f5-9FF7-2AD809D7AA42}.exe
        • Size 60KB
        • SHA256 4fcbb442be97553a7d5d2b8287d5a7eb4f5a169349cc089ce99f01dfb98e94ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {BB2BBA13-370F-402b-946D-D7A3672654EF}.exe

        • Path C:\Windows\{BB2BBA13-370F-402b-946D-D7A3672654EF}.exe
        • Size 60KB
        • SHA256 4e887eceebe8ebbe07aa7bcb42cde2b0f88e81d0b88239eed5bbc7ae414c4021
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E4248E63-5315-4d3d-B5E4-8C7778170D6B}.exe

        • Path C:\Windows\{E4248E63-5315-4d3d-B5E4-8C7778170D6B}.exe
        • Size 60KB
        • SHA256 261438c6016cecfd342ac448f6e170ff004952e7e24ed60bed477c6267d56272
        • MD5 SHA1 SHA512 SSDEEP TLSH