Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/08/2026, 09:19

General

  • Target
    2026-08-17_2f9a2f778763acead621ee5f5087dcee_elex_wannacry.exe
  • Size 64KB
  • Sample260817-labznaxybt
  • SHA256 9b5636e892f682fbc41a9f6b2c3140fc6698aca2a45f59f5a679588429157afc
  • 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\2026-08-17_2f9a2f778763acead621ee5f5087dcee_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-17_2f9a2f778763acead621ee5f5087dcee_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:1472
    • C:\Windows\{E3C976D5-F726-45cf-986C-72590CF91CC0}.exe
      C:\Windows\{E3C976D5-F726-45cf-986C-72590CF91CC0}.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:4388
      • C:\Windows\{4401A0D2-E58A-4f28-BDBF-618EC257F1E0}.exe
        C:\Windows\{4401A0D2-E58A-4f28-BDBF-618EC257F1E0}.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:4104
        • C:\Windows\{FF8427A8-1537-47b1-9276-56DE443C97C7}.exe
          C:\Windows\{FF8427A8-1537-47b1-9276-56DE443C97C7}.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:268
          • C:\Windows\{87CE72E6-FAB2-44ef-9D5A-B16A8A6C418F}.exe
            C:\Windows\{87CE72E6-FAB2-44ef-9D5A-B16A8A6C418F}.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:4532
            • C:\Windows\{F290A2A2-441B-47ef-ABA6-34A6D52B61B4}.exe
              C:\Windows\{F290A2A2-441B-47ef-ABA6-34A6D52B61B4}.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:1108
              • C:\Windows\{F766C126-174E-4be1-8577-DD75B1DA4370}.exe
                C:\Windows\{F766C126-174E-4be1-8577-DD75B1DA4370}.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:1864
                • C:\Windows\{524550A4-CD8F-4b37-9E04-FA1E2A84CF08}.exe
                  C:\Windows\{524550A4-CD8F-4b37-9E04-FA1E2A84CF08}.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:5884
                  • C:\Windows\{21EDFF37-0FA1-46a6-BAEE-C3CE13EC4487}.exe
                    C:\Windows\{21EDFF37-0FA1-46a6-BAEE-C3CE13EC4487}.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:4428
                    • C:\Windows\{4200846A-2C58-42a3-BE2F-8C1F33C64E52}.exe
                      C:\Windows\{4200846A-2C58-42a3-BE2F-8C1F33C64E52}.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:5544
                      • C:\Windows\{E9A53AF2-511F-4ec0-9BCF-0553FEB09857}.exe
                        C:\Windows\{E9A53AF2-511F-4ec0-9BCF-0553FEB09857}.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:988
                        • C:\Windows\{D80AD8CE-DF36-4ed9-A8D3-21A0B122F8F0}.exe
                          C:\Windows\{D80AD8CE-DF36-4ed9-A8D3-21A0B122F8F0}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:4728
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{E9A53~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5124
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{42008~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:3084
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{21EDF~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:3948
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{52455~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:4624
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{F766C~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4752
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{F290A~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3784
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{87CE7~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1496
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{FF842~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1268
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{4401A~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:124
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{E3C97~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2268
    • 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:1712

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {21EDFF37-0FA1-46a6-BAEE-C3CE13EC4487}.exe

        • Path C:\Windows\{21EDFF37-0FA1-46a6-BAEE-C3CE13EC4487}.exe
        • Size 64KB
        • SHA256 67b59fb24496e3a289aece85cd9d2b3f9a530ad3c596a25a068435d4371331e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4200846A-2C58-42a3-BE2F-8C1F33C64E52}.exe

        • Path C:\Windows\{4200846A-2C58-42a3-BE2F-8C1F33C64E52}.exe
        • Size 64KB
        • SHA256 6fa083ef513d58da4229048fc6356dfa115e05da2c30bdba63dc915f6375feb3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4401A0D2-E58A-4f28-BDBF-618EC257F1E0}.exe

        • Path C:\Windows\{4401A0D2-E58A-4f28-BDBF-618EC257F1E0}.exe
        • Size 64KB
        • SHA256 7cbd3b564b7b6195fff26f650f14d9f7b138ff211df47d404f4dceaa148cddd4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {524550A4-CD8F-4b37-9E04-FA1E2A84CF08}.exe

        • Path C:\Windows\{524550A4-CD8F-4b37-9E04-FA1E2A84CF08}.exe
        • Size 64KB
        • SHA256 14ac0b566d0592bb5a24dde6c3a14a83399051138f699e08176abb514dfdd89a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {87CE72E6-FAB2-44ef-9D5A-B16A8A6C418F}.exe

        • Path C:\Windows\{87CE72E6-FAB2-44ef-9D5A-B16A8A6C418F}.exe
        • Size 64KB
        • SHA256 59fc84244e6c6174d6006ab57db4203509fcb2ada382b8b3d6011c00e1faeb7a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D80AD8CE-DF36-4ed9-A8D3-21A0B122F8F0}.exe

        • Path C:\Windows\{D80AD8CE-DF36-4ed9-A8D3-21A0B122F8F0}.exe
        • Size 64KB
        • SHA256 1d76616d2445fb9a19dc8a522e9d794462ce6e9d12ae07173c1a9519808f5bf6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E3C976D5-F726-45cf-986C-72590CF91CC0}.exe

        • Path C:\Windows\{E3C976D5-F726-45cf-986C-72590CF91CC0}.exe
        • Size 64KB
        • SHA256 256062b4569283b4b6c0411764c5d02cd53c980722bada2352b92a09dfe24417
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E9A53AF2-511F-4ec0-9BCF-0553FEB09857}.exe

        • Path C:\Windows\{E9A53AF2-511F-4ec0-9BCF-0553FEB09857}.exe
        • Size 64KB
        • SHA256 b60b9dcd5c9ed2ed943f2c61c7e7fa1603d6889f304cb0903afad295b2da751c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F290A2A2-441B-47ef-ABA6-34A6D52B61B4}.exe

        • Path C:\Windows\{F290A2A2-441B-47ef-ABA6-34A6D52B61B4}.exe
        • Size 64KB
        • SHA256 54ad48862dd1f7de4cf0ef31bc0a77c4680fa4e1068ef352cee7aa716d781178
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F766C126-174E-4be1-8577-DD75B1DA4370}.exe

        • Path C:\Windows\{F766C126-174E-4be1-8577-DD75B1DA4370}.exe
        • Size 64KB
        • SHA256 9d62600017de43dc68229335111e64e7d092cb1a1b783f40a392c07bc48bb50e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FF8427A8-1537-47b1-9276-56DE443C97C7}.exe

        • Path C:\Windows\{FF8427A8-1537-47b1-9276-56DE443C97C7}.exe
        • Size 64KB
        • SHA256 5872bf51f762851c673134feb34509a8b1464648a73d4d566417479025aea562
        • MD5 SHA1 SHA512 SSDEEP TLSH