Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 01:30

General

  • Target
    2026-10-22_a8554bd787d7cdaa0d68a0060a072f60_elex_wannacry.exe
  • Size 60KB
  • Sample261024-bwst7aez9x
  • SHA256 d8a1a7989d0cb4a5a4308e822207e67298b34fd27db825976f74d5210c78979e
  • 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\2026-10-22_a8554bd787d7cdaa0d68a0060a072f60_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_a8554bd787d7cdaa0d68a0060a072f60_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:4312
    • C:\Windows\{A1566090-946B-46e9-B92C-AC52A93C694F}.exe
      C:\Windows\{A1566090-946B-46e9-B92C-AC52A93C694F}.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:5708
      • C:\Windows\{E67ACCE7-0423-4e52-B9EB-051E75973436}.exe
        C:\Windows\{E67ACCE7-0423-4e52-B9EB-051E75973436}.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:4956
        • C:\Windows\{2405CFC4-F7AE-412a-9DFD-7BEB3BF90FF3}.exe
          C:\Windows\{2405CFC4-F7AE-412a-9DFD-7BEB3BF90FF3}.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:2552
          • C:\Windows\{EE47B3C3-E079-4a4c-8837-60495A823B81}.exe
            C:\Windows\{EE47B3C3-E079-4a4c-8837-60495A823B81}.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:5864
            • C:\Windows\{DC3CD0B5-F875-4493-9573-DA68CC3170B2}.exe
              C:\Windows\{DC3CD0B5-F875-4493-9573-DA68CC3170B2}.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:6092
              • C:\Windows\{91FF46CA-F742-4be9-866F-2C2518938DE8}.exe
                C:\Windows\{91FF46CA-F742-4be9-866F-2C2518938DE8}.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:952
                • C:\Windows\{71188BAD-42D3-4432-8646-5EE840B0EEAF}.exe
                  C:\Windows\{71188BAD-42D3-4432-8646-5EE840B0EEAF}.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:1188
                  • C:\Windows\{341CFB8D-FCA5-415a-AB2E-7AB21D0DE296}.exe
                    C:\Windows\{341CFB8D-FCA5-415a-AB2E-7AB21D0DE296}.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:2464
                    • C:\Windows\{B4F55F7C-DAA9-45af-BEBC-E725A9C3A88A}.exe
                      C:\Windows\{B4F55F7C-DAA9-45af-BEBC-E725A9C3A88A}.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:1628
                      • C:\Windows\{087FBB5B-9A96-46f2-853E-F03CB16834F9}.exe
                        C:\Windows\{087FBB5B-9A96-46f2-853E-F03CB16834F9}.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:5660
                        • C:\Windows\{3B580F94-BC63-4106-9DAD-F6D10277D67E}.exe
                          C:\Windows\{3B580F94-BC63-4106-9DAD-F6D10277D67E}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:5132
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{087FB~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5472
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{B4F55~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:2044
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{341CF~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:5060
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{71188~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1544
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{91FF4~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4916
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{DC3CD~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4324
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{EE47B~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:5012
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{2405C~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:6136
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{E67AC~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3320
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{A1566~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4128
    • 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:704

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {087FBB5B-9A96-46f2-853E-F03CB16834F9}.exe

        • Path C:\Windows\{087FBB5B-9A96-46f2-853E-F03CB16834F9}.exe
        • Size 60KB
        • SHA256 df47bda29fa7bfef230f5a8c750f761ec03f10c9471530fd87bf735e07491d1d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2405CFC4-F7AE-412a-9DFD-7BEB3BF90FF3}.exe

        • Path C:\Windows\{2405CFC4-F7AE-412a-9DFD-7BEB3BF90FF3}.exe
        • Size 60KB
        • SHA256 54fa7067bc6535d0bde67cd35f7928c20625fe5aac39d14f34d426a7b4eff387
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {341CFB8D-FCA5-415a-AB2E-7AB21D0DE296}.exe

        • Path C:\Windows\{341CFB8D-FCA5-415a-AB2E-7AB21D0DE296}.exe
        • Size 60KB
        • SHA256 9677aa023e7664f173a28bd4a61d9d7f71373f36980e21fd05571665856c1f5a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {3B580F94-BC63-4106-9DAD-F6D10277D67E}.exe

        • Path C:\Windows\{3B580F94-BC63-4106-9DAD-F6D10277D67E}.exe
        • Size 60KB
        • SHA256 2fc3de7942aba5d0218bca271d85faab8fdcf7fae5837aa9e94630a470c8cabd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {71188BAD-42D3-4432-8646-5EE840B0EEAF}.exe

        • Path C:\Windows\{71188BAD-42D3-4432-8646-5EE840B0EEAF}.exe
        • Size 60KB
        • SHA256 94f79edd7c087e7c6e220cf34423ffe66448aec6f1b8455a445823889d23e27a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {91FF46CA-F742-4be9-866F-2C2518938DE8}.exe

        • Path C:\Windows\{91FF46CA-F742-4be9-866F-2C2518938DE8}.exe
        • Size 60KB
        • SHA256 cb915692824c420c59a2521771b9841ef342c6004740fb22a15cbd557ae9adb4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A1566090-946B-46e9-B92C-AC52A93C694F}.exe

        • Path C:\Windows\{A1566090-946B-46e9-B92C-AC52A93C694F}.exe
        • Size 60KB
        • SHA256 4cbcf9cfd7539219d58b4ce18ece4687be8b43baff82f46065b093abe65bd2b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B4F55F7C-DAA9-45af-BEBC-E725A9C3A88A}.exe

        • Path C:\Windows\{B4F55F7C-DAA9-45af-BEBC-E725A9C3A88A}.exe
        • Size 60KB
        • SHA256 282ae8f18025675a11c2aec87d3d6bf5f71a0e9012c31833435ce4ca9572f0c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DC3CD0B5-F875-4493-9573-DA68CC3170B2}.exe

        • Path C:\Windows\{DC3CD0B5-F875-4493-9573-DA68CC3170B2}.exe
        • Size 60KB
        • SHA256 7bdf3789feec9272581dd56b9be1c4ada946880eb9bf645c2657cf268e71fa13
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E67ACCE7-0423-4e52-B9EB-051E75973436}.exe

        • Path C:\Windows\{E67ACCE7-0423-4e52-B9EB-051E75973436}.exe
        • Size 60KB
        • SHA256 3c4cf290530f7821463d38b07631a5535b58cb8d37308a2190e5d5008a8a3360
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {EE47B3C3-E079-4a4c-8837-60495A823B81}.exe

        • Path C:\Windows\{EE47B3C3-E079-4a4c-8837-60495A823B81}.exe
        • Size 60KB
        • SHA256 a03d9df908aeb3b5c96c0eecd07a3e4d0df2d80e4daebb592908399d31885861
        • MD5 SHA1 SHA512 SSDEEP TLSH