Analysis

  • max time kernel
    148s
  • max time network
    155s
  • 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, 15:02

General

  • Target
    2026-08-20_950f2d30b7fbd9f63fbfda15681d1bbc_elex_wannacry.exe
  • Size 90KB
  • Sample260820-sen84szbpc
  • SHA256 5132f09f14eaab8f6f13043ea54eb0f47074679568be06450b82fc2ecbf7dc80
  • 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_950f2d30b7fbd9f63fbfda15681d1bbc_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_950f2d30b7fbd9f63fbfda15681d1bbc_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:4684
    • C:\Windows\{45ED5A00-F370-4690-8E3F-0C5034B6CED8}.exe
      C:\Windows\{45ED5A00-F370-4690-8E3F-0C5034B6CED8}.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:3448
      • C:\Windows\{A3688467-1F7B-4cc0-BA7B-BE9BD6101585}.exe
        C:\Windows\{A3688467-1F7B-4cc0-BA7B-BE9BD6101585}.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:2980
        • C:\Windows\{EDB1DDC7-62AB-4418-9B97-A09062225043}.exe
          C:\Windows\{EDB1DDC7-62AB-4418-9B97-A09062225043}.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:4904
          • C:\Windows\{FBAB60FF-4F4D-4f9d-A4C8-D07E1B1B481B}.exe
            C:\Windows\{FBAB60FF-4F4D-4f9d-A4C8-D07E1B1B481B}.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:3204
            • C:\Windows\{43F76488-4C23-47e2-8CD7-ABE6140E891E}.exe
              C:\Windows\{43F76488-4C23-47e2-8CD7-ABE6140E891E}.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:2748
              • C:\Windows\{C5AFF1AA-C256-4454-8BDD-F3C9AEBA220E}.exe
                C:\Windows\{C5AFF1AA-C256-4454-8BDD-F3C9AEBA220E}.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:3356
                • C:\Windows\{99DE660A-C1B0-456b-BF41-08D81C358804}.exe
                  C:\Windows\{99DE660A-C1B0-456b-BF41-08D81C358804}.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:4432
                  • C:\Windows\{27872DFA-F7D0-4094-8296-1D307B1D686C}.exe
                    C:\Windows\{27872DFA-F7D0-4094-8296-1D307B1D686C}.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:1976
                    • C:\Windows\{62F3B678-1442-4c19-AB87-33D00A16EDCB}.exe
                      C:\Windows\{62F3B678-1442-4c19-AB87-33D00A16EDCB}.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:3880
                      • C:\Windows\{5865F16F-141A-4025-92FE-C97D6EFF5886}.exe
                        C:\Windows\{5865F16F-141A-4025-92FE-C97D6EFF5886}.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:4316
                        • C:\Windows\{D0BF946B-7CB2-4665-AED0-21B53F39FE2B}.exe
                          C:\Windows\{D0BF946B-7CB2-4665-AED0-21B53F39FE2B}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:900
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{5865F~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:4288
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{62F3B~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:456
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{27872~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:2120
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{99DE6~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:5720
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{C5AFF~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:5484
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{43F76~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:6024
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{FBAB6~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1764
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{EDB1D~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:2776
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{A3688~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3176
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{45ED5~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2800
    • 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:5452

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {27872DFA-F7D0-4094-8296-1D307B1D686C}.exe

        • Path C:\Windows\{27872DFA-F7D0-4094-8296-1D307B1D686C}.exe
        • Size 90KB
        • SHA256 d79495229b597fc985c59f268e4db1366fdc784c8300635e2ad0dc40cd6a1bd2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {43F76488-4C23-47e2-8CD7-ABE6140E891E}.exe

        • Path C:\Windows\{43F76488-4C23-47e2-8CD7-ABE6140E891E}.exe
        • Size 90KB
        • SHA256 dc8788d5e25552f04c772de4cf733f217b8679d6ed23f1ee798054b990e849e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {45ED5A00-F370-4690-8E3F-0C5034B6CED8}.exe

        • Path C:\Windows\{45ED5A00-F370-4690-8E3F-0C5034B6CED8}.exe
        • Size 90KB
        • SHA256 566179ff5a683039a9941f0449b4176c3bae85e860bfe5a7f6dadd3a2171e298
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5865F16F-141A-4025-92FE-C97D6EFF5886}.exe

        • Path C:\Windows\{5865F16F-141A-4025-92FE-C97D6EFF5886}.exe
        • Size 90KB
        • SHA256 248d53465133ff9cf61343c553af2b8f6089b927d0fecf2360860baf7f635bec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {62F3B678-1442-4c19-AB87-33D00A16EDCB}.exe

        • Path C:\Windows\{62F3B678-1442-4c19-AB87-33D00A16EDCB}.exe
        • Size 90KB
        • SHA256 224c8f8091ef20bbe605487d62ecf39f41a033410caec7386dd254ab25ecee10
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {99DE660A-C1B0-456b-BF41-08D81C358804}.exe

        • Path C:\Windows\{99DE660A-C1B0-456b-BF41-08D81C358804}.exe
        • Size 90KB
        • SHA256 42b19e76be2e49fb2aad1169a3a3b5a0701cca4835f77094bdcbb4124e1a9650
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A3688467-1F7B-4cc0-BA7B-BE9BD6101585}.exe

        • Path C:\Windows\{A3688467-1F7B-4cc0-BA7B-BE9BD6101585}.exe
        • Size 90KB
        • SHA256 153f24a469509f1de758aec9f733691ee563c85e249fdf68faa3b8c8b135bc35
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C5AFF1AA-C256-4454-8BDD-F3C9AEBA220E}.exe

        • Path C:\Windows\{C5AFF1AA-C256-4454-8BDD-F3C9AEBA220E}.exe
        • Size 90KB
        • SHA256 525910c223970fe62158c8504f325b31b91f48539d7c912ce3249342ded1e034
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D0BF946B-7CB2-4665-AED0-21B53F39FE2B}.exe

        • Path C:\Windows\{D0BF946B-7CB2-4665-AED0-21B53F39FE2B}.exe
        • Size 90KB
        • SHA256 dfc00d56162cd2343bbee4970550bbd752bba1daec165235b975fadccb9bf2ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {EDB1DDC7-62AB-4418-9B97-A09062225043}.exe

        • Path C:\Windows\{EDB1DDC7-62AB-4418-9B97-A09062225043}.exe
        • Size 90KB
        • SHA256 d2c8aea5db428cf3b0bdd4f07d428dd4312a85f99e43cdcecebe72bef6895313
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FBAB60FF-4F4D-4f9d-A4C8-D07E1B1B481B}.exe

        • Path C:\Windows\{FBAB60FF-4F4D-4f9d-A4C8-D07E1B1B481B}.exe
        • Size 90KB
        • SHA256 092a6e2ecbc9fc2c9a7e1d620ae43f2856292727a7b665d7f5d223bd1aa40d36
        • MD5 SHA1 SHA512 SSDEEP TLSH