Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 17:33

General

  • Target
    2026-08-20_899f9062815d12f9a6fe42d798023044_elex_wannacry.exe
  • Size 90KB
  • Sample260820-v4xynavyex
  • SHA256 6c94b0c015b2bc037c10a67fb4aca61c3c951381bfa03fd4377cfa5d1f7f8082
  • 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
  • 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\2026-08-20_899f9062815d12f9a6fe42d798023044_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_899f9062815d12f9a6fe42d798023044_elex_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:1892
    • C:\Windows\{08310A44-C0DC-41ee-B2B0-FE67483702B5}.exe
      C:\Windows\{08310A44-C0DC-41ee-B2B0-FE67483702B5}.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:4912
      • C:\Windows\{CB1CA721-9058-411e-9A86-639A4A2E89BD}.exe
        C:\Windows\{CB1CA721-9058-411e-9A86-639A4A2E89BD}.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:2388
        • C:\Windows\{AE042C3F-E0F7-491c-91CD-CECB8271371E}.exe
          C:\Windows\{AE042C3F-E0F7-491c-91CD-CECB8271371E}.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:3764
          • C:\Windows\{D6768694-16D1-41ac-946F-6FA84D9C42EC}.exe
            C:\Windows\{D6768694-16D1-41ac-946F-6FA84D9C42EC}.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:2440
            • C:\Windows\{61DAEF3E-98F0-4444-9C78-6B7626D5C258}.exe
              C:\Windows\{61DAEF3E-98F0-4444-9C78-6B7626D5C258}.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:4440
              • C:\Windows\{61418452-1C0E-4bf3-92AD-CB41A6FA9442}.exe
                C:\Windows\{61418452-1C0E-4bf3-92AD-CB41A6FA9442}.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:4808
                • C:\Windows\{B8EDE82D-48B4-44a0-93A3-6EFA6014594F}.exe
                  C:\Windows\{B8EDE82D-48B4-44a0-93A3-6EFA6014594F}.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:5368
                  • C:\Windows\{DC1CC9F0-D7BF-4693-B0CE-BEAE9545C37E}.exe
                    C:\Windows\{DC1CC9F0-D7BF-4693-B0CE-BEAE9545C37E}.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:4728
                    • C:\Windows\{669405BC-E372-4b69-A48C-3973AF215EEB}.exe
                      C:\Windows\{669405BC-E372-4b69-A48C-3973AF215EEB}.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:4680
                      • C:\Windows\{EC7D2949-EFD5-4bd2-8F67-8D1ABD4C770F}.exe
                        C:\Windows\{EC7D2949-EFD5-4bd2-8F67-8D1ABD4C770F}.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:5520
                        • C:\Windows\{47318D8F-39D2-4916-B03E-A94FB561A238}.exe
                          C:\Windows\{47318D8F-39D2-4916-B03E-A94FB561A238}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:1220
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{EC7D2~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:3428
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{66940~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:5428
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{DC1CC~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4244
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{B8EDE~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:2792
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{61418~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4536
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{61DAE~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:5156
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{D6768~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:796
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{AE042~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1336
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{CB1CA~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3748
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{08310~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2148
    • 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:708

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {08310A44-C0DC-41ee-B2B0-FE67483702B5}.exe

        • Path C:\Windows\{08310A44-C0DC-41ee-B2B0-FE67483702B5}.exe
        • Size 90KB
        • SHA256 25b807fdcfae38e956f12398c5e49f69ce16f10010c9e4dd11f9b9fd726fe783
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {47318D8F-39D2-4916-B03E-A94FB561A238}.exe

        • Path C:\Windows\{47318D8F-39D2-4916-B03E-A94FB561A238}.exe
        • Size 90KB
        • SHA256 d6e5b0b6a79b4ce636519767389d0254abefac2f523197e90d84511d4295caa6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {61418452-1C0E-4bf3-92AD-CB41A6FA9442}.exe

        • Path C:\Windows\{61418452-1C0E-4bf3-92AD-CB41A6FA9442}.exe
        • Size 90KB
        • SHA256 c8a796d1ab69c7128eb9a8a9a88c8dd4d13e3153c592c36705d4ba6f9e3d177f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {61DAEF3E-98F0-4444-9C78-6B7626D5C258}.exe

        • Path C:\Windows\{61DAEF3E-98F0-4444-9C78-6B7626D5C258}.exe
        • Size 90KB
        • SHA256 761596ad76072741b0d4d2d643ea8f2d99c9f70644ee08932e792a17efb69511
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {669405BC-E372-4b69-A48C-3973AF215EEB}.exe

        • Path C:\Windows\{669405BC-E372-4b69-A48C-3973AF215EEB}.exe
        • Size 90KB
        • SHA256 1fb37ea7c0920b35e00510f1a3edb2690dd4de6a54ad7defca861efb29760f8b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AE042C3F-E0F7-491c-91CD-CECB8271371E}.exe

        • Path C:\Windows\{AE042C3F-E0F7-491c-91CD-CECB8271371E}.exe
        • Size 90KB
        • SHA256 fec02c0b38527d56e803d7c082aab034619c2dec9e80694a18d2b0ca756191d9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B8EDE82D-48B4-44a0-93A3-6EFA6014594F}.exe

        • Path C:\Windows\{B8EDE82D-48B4-44a0-93A3-6EFA6014594F}.exe
        • Size 90KB
        • SHA256 efe2128b4eb01d7571a043e2c5fd298a5b9697715b310f9b6b63b10262aab1e4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CB1CA721-9058-411e-9A86-639A4A2E89BD}.exe

        • Path C:\Windows\{CB1CA721-9058-411e-9A86-639A4A2E89BD}.exe
        • Size 90KB
        • SHA256 d88bf0ba40dc9106d72ca1e313f84f1387810cc604a6e7de3704bab1d60da5e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D6768694-16D1-41ac-946F-6FA84D9C42EC}.exe

        • Path C:\Windows\{D6768694-16D1-41ac-946F-6FA84D9C42EC}.exe
        • Size 90KB
        • SHA256 c404cac4001acf7fff6bf4793a6cfc1ab7c436ad0b1b4380a06aac041f331cff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DC1CC9F0-D7BF-4693-B0CE-BEAE9545C37E}.exe

        • Path C:\Windows\{DC1CC9F0-D7BF-4693-B0CE-BEAE9545C37E}.exe
        • Size 90KB
        • SHA256 7c59935bafe45756cbe61ca9e291092d630d9a24d58daa0402dfb3019601040f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {EC7D2949-EFD5-4bd2-8F67-8D1ABD4C770F}.exe

        • Path C:\Windows\{EC7D2949-EFD5-4bd2-8F67-8D1ABD4C770F}.exe
        • Size 90KB
        • SHA256 78260048bc218cdbcb5c4a74ae2d621dc5b8f9dd611e397e737e5eaf2161ad35
        • MD5 SHA1 SHA512 SSDEEP TLSH