Analysis

  • max time kernel
    149s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/10/2026, 12:40

General

  • Target
    2026-10-19_93be8b11ad6e3d8e68a536be89cfce63_elex_remcos_rincux_wannacry.exe
  • Size 60KB
  • Sample261020-pwpdnadv9n
  • SHA256 d29639fe1118a8f79f847edb97cd2911d9184b4ba356f74a18c55940b8d41c96
  • 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\2026-10-19_93be8b11ad6e3d8e68a536be89cfce63_elex_remcos_rincux_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-19_93be8b11ad6e3d8e68a536be89cfce63_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
    PID:3648
    • C:\Windows\{A911AAF5-C52D-4bc1-BF0F-3BB78CA41F7B}.exe
      C:\Windows\{A911AAF5-C52D-4bc1-BF0F-3BB78CA41F7B}.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:4276
      • C:\Windows\{C93BE87C-C406-435c-87D8-16CAFC8BF1D4}.exe
        C:\Windows\{C93BE87C-C406-435c-87D8-16CAFC8BF1D4}.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:4032
        • C:\Windows\{81CC87FF-E98B-4adc-AE8E-52CB449BD7FE}.exe
          C:\Windows\{81CC87FF-E98B-4adc-AE8E-52CB449BD7FE}.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:1552
          • C:\Windows\{8ECEC215-45A4-48d3-B9AB-48EDD03C71CB}.exe
            C:\Windows\{8ECEC215-45A4-48d3-B9AB-48EDD03C71CB}.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:5048
            • C:\Windows\{80CBB7F7-A1D5-49cf-BAA1-2ABC741F7038}.exe
              C:\Windows\{80CBB7F7-A1D5-49cf-BAA1-2ABC741F7038}.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:1900
              • C:\Windows\{5B846C75-0463-4d96-A352-6141A55810DC}.exe
                C:\Windows\{5B846C75-0463-4d96-A352-6141A55810DC}.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:4624
                • C:\Windows\{B1E8D665-8AB2-4cc6-B0FC-CD0D5AB5BC6E}.exe
                  C:\Windows\{B1E8D665-8AB2-4cc6-B0FC-CD0D5AB5BC6E}.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:1768
                  • C:\Windows\{468A2AEE-E1A0-42e2-96B9-C63167A9D8AC}.exe
                    C:\Windows\{468A2AEE-E1A0-42e2-96B9-C63167A9D8AC}.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:4024
                    • C:\Windows\{CEB4A30E-E98B-43a0-9AF9-137312DB03F5}.exe
                      C:\Windows\{CEB4A30E-E98B-43a0-9AF9-137312DB03F5}.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:5088
                      • C:\Windows\{28C130BE-0E7B-44d3-B5D4-39A961623A80}.exe
                        C:\Windows\{28C130BE-0E7B-44d3-B5D4-39A961623A80}.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:3492
                        • C:\Windows\{194E1AA4-D2FF-41b8-BD77-C26FE17C935F}.exe
                          C:\Windows\{194E1AA4-D2FF-41b8-BD77-C26FE17C935F}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:4908
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{28C13~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:2948
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{CEB4A~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:1744
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{468A2~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4728
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{B1E8D~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1068
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{5B846~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:3540
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{80CBB~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:452
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{8ECEC~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2244
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{81CC8~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:4308
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{C93BE~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:736
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{A911A~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1424
    • 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:2988

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {194E1AA4-D2FF-41b8-BD77-C26FE17C935F}.exe

        • Path C:\Windows\{194E1AA4-D2FF-41b8-BD77-C26FE17C935F}.exe
        • Size 60KB
        • SHA256 1a873e9e697ffec8dae2bd008511be9821e88452016057d4153c820737306e05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {28C130BE-0E7B-44d3-B5D4-39A961623A80}.exe

        • Path C:\Windows\{28C130BE-0E7B-44d3-B5D4-39A961623A80}.exe
        • Size 60KB
        • SHA256 099f04aa25e23e5fec66f398271e484f58adb0c45d7cc50646a876ee2ac682d9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {468A2AEE-E1A0-42e2-96B9-C63167A9D8AC}.exe

        • Path C:\Windows\{468A2AEE-E1A0-42e2-96B9-C63167A9D8AC}.exe
        • Size 60KB
        • SHA256 156a2827392ae3ab4d4a2869744f5137ba77acbac02091eecb36364275b84e5c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5B846C75-0463-4d96-A352-6141A55810DC}.exe

        • Path C:\Windows\{5B846C75-0463-4d96-A352-6141A55810DC}.exe
        • Size 60KB
        • SHA256 99b6346715fbf309fdf95b46a1039f4886052d79ccceba02ac725251eacde3cb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {80CBB7F7-A1D5-49cf-BAA1-2ABC741F7038}.exe

        • Path C:\Windows\{80CBB7F7-A1D5-49cf-BAA1-2ABC741F7038}.exe
        • Size 60KB
        • SHA256 29cda8f0f34d366e64793533eae6dc01f2399c78ef14a364f504d729f89f84af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {81CC87FF-E98B-4adc-AE8E-52CB449BD7FE}.exe

        • Path C:\Windows\{81CC87FF-E98B-4adc-AE8E-52CB449BD7FE}.exe
        • Size 60KB
        • SHA256 b2c3f722d5689e189ff343a593ecb0cadeb471589d8cdb0ab594c53d2263cb01
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8ECEC215-45A4-48d3-B9AB-48EDD03C71CB}.exe

        • Path C:\Windows\{8ECEC215-45A4-48d3-B9AB-48EDD03C71CB}.exe
        • Size 60KB
        • SHA256 0b908c9907a52fe6a83a9bb0fb4b6eebe13364461c43bcb28669b72c70a02640
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A911AAF5-C52D-4bc1-BF0F-3BB78CA41F7B}.exe

        • Path C:\Windows\{A911AAF5-C52D-4bc1-BF0F-3BB78CA41F7B}.exe
        • Size 60KB
        • SHA256 2b3e0052ac201558355005bf61a7f484e2b8d02a4aec7764b69176981ce1be7d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B1E8D665-8AB2-4cc6-B0FC-CD0D5AB5BC6E}.exe

        • Path C:\Windows\{B1E8D665-8AB2-4cc6-B0FC-CD0D5AB5BC6E}.exe
        • Size 60KB
        • SHA256 1180c25a438a121a458a91a52829c97552b3c96489e4e9177aface6ff8b2d753
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C93BE87C-C406-435c-87D8-16CAFC8BF1D4}.exe

        • Path C:\Windows\{C93BE87C-C406-435c-87D8-16CAFC8BF1D4}.exe
        • Size 60KB
        • SHA256 13d4fe4579ef21083181938bb3728f26e748e4f0c935c17a070397798bbc9957
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CEB4A30E-E98B-43a0-9AF9-137312DB03F5}.exe

        • Path C:\Windows\{CEB4A30E-E98B-43a0-9AF9-137312DB03F5}.exe
        • Size 60KB
        • SHA256 d5f1df2d4a2391355f1fa83eed5949d868229491528058fa6f51dbd5edaddf95
        • MD5 SHA1 SHA512 SSDEEP TLSH