Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/08/2026, 04:06

General

  • Target
    2026-08-09_7ea36d08caf12942c939164f1653d10a_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260809-eph8yszdrd
  • SHA256 2d0d6ab34817c210f3b23c5376e8227005bdfc77bb4cafa98de0f20139a0864b
  • 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\2026-08-09_7ea36d08caf12942c939164f1653d10a_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_7ea36d08caf12942c939164f1653d10a_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:3164
    • C:\Windows\{9F04C970-EAA9-4c50-AAEE-8EF7D5530002}.exe
      C:\Windows\{9F04C970-EAA9-4c50-AAEE-8EF7D5530002}.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:4564
      • C:\Windows\{AC276A41-5C0B-4e4b-8B11-0C80A6EF9CFA}.exe
        C:\Windows\{AC276A41-5C0B-4e4b-8B11-0C80A6EF9CFA}.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:2716
        • C:\Windows\{3B3AE953-B9B2-4b21-A5A9-34E1659E6D6F}.exe
          C:\Windows\{3B3AE953-B9B2-4b21-A5A9-34E1659E6D6F}.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:1328
          • C:\Windows\{8BB13305-9F1C-452c-BEBC-CCCEF22E2F95}.exe
            C:\Windows\{8BB13305-9F1C-452c-BEBC-CCCEF22E2F95}.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:4992
            • C:\Windows\{C25054A5-CEBC-4488-A4AE-CA355F9F0DCE}.exe
              C:\Windows\{C25054A5-CEBC-4488-A4AE-CA355F9F0DCE}.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:4308
              • C:\Windows\{7C36F062-94CF-4b4f-8054-F722E6927859}.exe
                C:\Windows\{7C36F062-94CF-4b4f-8054-F722E6927859}.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:1472
                • C:\Windows\{0343A8D5-E7C8-4bbe-B9FD-2EF0E846A9D9}.exe
                  C:\Windows\{0343A8D5-E7C8-4bbe-B9FD-2EF0E846A9D9}.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:1800
                  • C:\Windows\{0173C33C-91F9-485f-8D76-A8050DFE5D96}.exe
                    C:\Windows\{0173C33C-91F9-485f-8D76-A8050DFE5D96}.exe
                    9⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    PID:3744
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{0343A~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1784
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{7C36F~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4616
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{C2505~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:1356
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{8BB13~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4348
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{3B3AE~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3444
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{AC276~1.EXE > nul
          4⤵
          • 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\{9F04C~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4932
    • 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:2400

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {0173C33C-91F9-485f-8D76-A8050DFE5D96}.exe

        • Path C:\Windows\{0173C33C-91F9-485f-8D76-A8050DFE5D96}.exe
        • Size 60KB
        • SHA256 1bdb5214a18295b6f6572919bd36bebe1fd204c5adc182c530f481859a64b063
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0343A8D5-E7C8-4bbe-B9FD-2EF0E846A9D9}.exe

        • Path C:\Windows\{0343A8D5-E7C8-4bbe-B9FD-2EF0E846A9D9}.exe
        • Size 60KB
        • SHA256 d136e1afa7ed344a55b8e3fa3e507b999b1637dba165b5669869a4521b33642e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {3B3AE953-B9B2-4b21-A5A9-34E1659E6D6F}.exe

        • Path C:\Windows\{3B3AE953-B9B2-4b21-A5A9-34E1659E6D6F}.exe
        • Size 60KB
        • SHA256 5f0950125332830eb8c758a7d1243bf8a0e371a0c974a690a3b3fbf3b70be423
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7C36F062-94CF-4b4f-8054-F722E6927859}.exe

        • Path C:\Windows\{7C36F062-94CF-4b4f-8054-F722E6927859}.exe
        • Size 60KB
        • SHA256 78d3b4f2fed1c0079bb204401e37506c44347ccc76b07390087fd18d22a03b1c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8BB13305-9F1C-452c-BEBC-CCCEF22E2F95}.exe

        • Path C:\Windows\{8BB13305-9F1C-452c-BEBC-CCCEF22E2F95}.exe
        • Size 60KB
        • SHA256 054a3e813705e9070362673ccd6bd977dd59fbd4af3f98c238a70d363d4a9e6e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9F04C970-EAA9-4c50-AAEE-8EF7D5530002}.exe

        • Path C:\Windows\{9F04C970-EAA9-4c50-AAEE-8EF7D5530002}.exe
        • Size 60KB
        • SHA256 21ba39ca4234c077d58a497de3eadf176d8d9dc7ad5a4a837d59ee59e19e33fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AC276A41-5C0B-4e4b-8B11-0C80A6EF9CFA}.exe

        • Path C:\Windows\{AC276A41-5C0B-4e4b-8B11-0C80A6EF9CFA}.exe
        • Size 60KB
        • SHA256 9c6f4ab27d362308ad4729982a5e5a02b739628035e352e0b4f04df3304a492e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C25054A5-CEBC-4488-A4AE-CA355F9F0DCE}.exe

        • Path C:\Windows\{C25054A5-CEBC-4488-A4AE-CA355F9F0DCE}.exe
        • Size 60KB
        • SHA256 8b12c3888f4dab149c2d86ed7009b105ec448acafccc8221bb9226c232e4668b
        • MD5 SHA1 SHA512 SSDEEP TLSH