Analysis

  • max time kernel
    149s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/11/2026, 17:32

General

  • Target
    2026-11-02_fb0d56a4e5ff3daea513122b287e08df_elex_remcos_wannacry.exe
  • Size 76KB
  • Sample261102-v4dvsaxy9q
  • SHA256 4180c82be680d9f885f7bba6de93d24f312f98f21901a5d7972026ec6398a6e1
  • 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 8 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 8 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 16 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 8 IoCs
  • Drops file in Windows directory 8 IoCs
  • Executes a command shell one-liner 1 TTPs 8 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 17 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 8 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-02_fb0d56a4e5ff3daea513122b287e08df_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-02_fb0d56a4e5ff3daea513122b287e08df_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:1500
    • C:\Windows\{E55630BC-936D-481e-BBDF-F0E50A8679DC}.exe
      C:\Windows\{E55630BC-936D-481e-BBDF-F0E50A8679DC}.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:4552
      • C:\Windows\{F4E4ED0F-9E38-4b78-BF02-D322A4B45D79}.exe
        C:\Windows\{F4E4ED0F-9E38-4b78-BF02-D322A4B45D79}.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:1636
        • C:\Windows\{647F7588-DECF-4f0e-AF0C-8138362836B4}.exe
          C:\Windows\{647F7588-DECF-4f0e-AF0C-8138362836B4}.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:5112
          • C:\Windows\{4B036F90-DA7D-41b6-9228-EEC003A02837}.exe
            C:\Windows\{4B036F90-DA7D-41b6-9228-EEC003A02837}.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:2188
            • C:\Windows\{52832926-00BA-46fa-AE77-460173AD46A4}.exe
              C:\Windows\{52832926-00BA-46fa-AE77-460173AD46A4}.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:1656
              • C:\Windows\{3B8E70C3-221C-4581-ABB8-7DF79470CD87}.exe
                C:\Windows\{3B8E70C3-221C-4581-ABB8-7DF79470CD87}.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:1456
                • C:\Windows\{53E37F85-C848-4efd-8FC0-35D08512E830}.exe
                  C:\Windows\{53E37F85-C848-4efd-8FC0-35D08512E830}.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:4592
                  • C:\Windows\{D4E4A08E-2DE6-4687-95ED-F394F07E3401}.exe
                    C:\Windows\{D4E4A08E-2DE6-4687-95ED-F394F07E3401}.exe
                    9⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    PID:2944
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{53E37~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1552
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{3B8E7~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:2248
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{52832~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:1384
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{4B036~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1612
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{647F7~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:2224
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{F4E4E~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4896
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{E5563~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2880
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:1920

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {3B8E70C3-221C-4581-ABB8-7DF79470CD87}.exe

        • Path C:\Windows\{3B8E70C3-221C-4581-ABB8-7DF79470CD87}.exe
        • Size 76KB
        • SHA256 28d626a6f5a7a6afd1854bf9644e6907cd8b60c27a9e0ace1b0fcd519db2f99c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4B036F90-DA7D-41b6-9228-EEC003A02837}.exe

        • Path C:\Windows\{4B036F90-DA7D-41b6-9228-EEC003A02837}.exe
        • Size 76KB
        • SHA256 eabe8272474c1537fe506afb2e1e76b8c20ab8520e330224c806b4261e02a7cd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {52832926-00BA-46fa-AE77-460173AD46A4}.exe

        • Path C:\Windows\{52832926-00BA-46fa-AE77-460173AD46A4}.exe
        • Size 76KB
        • SHA256 a9be6d21d38cae2467bff300d069709dd47a9346ba795bb21b077e160cda89c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {53E37F85-C848-4efd-8FC0-35D08512E830}.exe

        • Path C:\Windows\{53E37F85-C848-4efd-8FC0-35D08512E830}.exe
        • Size 76KB
        • SHA256 bf8ea426c267e49d93a26db54a4fce06ef2cb9985184580abad31a2927e9d8a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {647F7588-DECF-4f0e-AF0C-8138362836B4}.exe

        • Path C:\Windows\{647F7588-DECF-4f0e-AF0C-8138362836B4}.exe
        • Size 76KB
        • SHA256 90d6ada786c1c54b90352fa5f5858f78d30c7de2e29bb96d54270323da4ee574
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D4E4A08E-2DE6-4687-95ED-F394F07E3401}.exe

        • Path C:\Windows\{D4E4A08E-2DE6-4687-95ED-F394F07E3401}.exe
        • Size 76KB
        • SHA256 912a5a77af92e8f692c577b92a5e70ebf73ffbce4bcb0353826f2347c2e5fd24
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E55630BC-936D-481e-BBDF-F0E50A8679DC}.exe

        • Path C:\Windows\{E55630BC-936D-481e-BBDF-F0E50A8679DC}.exe
        • Size 76KB
        • SHA256 35976e955d6d49b49f1a529c8ac2de966f004f98bbcd65cfd7337c3820b864b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F4E4ED0F-9E38-4b78-BF02-D322A4B45D79}.exe

        • Path C:\Windows\{F4E4ED0F-9E38-4b78-BF02-D322A4B45D79}.exe
        • Size 76KB
        • SHA256 dbd040b0c5eb5d794dc33cbe79cb1bc72ba79f0d66bc9d4dd7636cf70615bcfd
        • MD5 SHA1 SHA512 SSDEEP TLSH