Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/10/2026, 21:57

General

  • Target
    2026-10-22_c06a8dc4fc87033b2f4ba2ccaa018576_elex_wannacry.exe
  • Size 91KB
  • Sample261023-1vb8gsdg23
  • SHA256 f103a11cac498c5de890105d426d245b4d0846bf359c588b1dca54b23b20c565
  • 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_c06a8dc4fc87033b2f4ba2ccaa018576_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_c06a8dc4fc87033b2f4ba2ccaa018576_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:3052
    • C:\Windows\{D1BBF272-2662-4205-A76A-86B44957F1BF}.exe
      C:\Windows\{D1BBF272-2662-4205-A76A-86B44957F1BF}.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:696
      • C:\Windows\{FBF24891-3846-4764-93D0-E6DCA1632DBA}.exe
        C:\Windows\{FBF24891-3846-4764-93D0-E6DCA1632DBA}.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:5432
        • C:\Windows\{4A244237-64C1-49e7-828A-06791CB1EBD1}.exe
          C:\Windows\{4A244237-64C1-49e7-828A-06791CB1EBD1}.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:8
          • C:\Windows\{4CD6DA8E-D29B-48e7-8709-E79D43C933F1}.exe
            C:\Windows\{4CD6DA8E-D29B-48e7-8709-E79D43C933F1}.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:1520
            • C:\Windows\{2897B58C-FBD8-46df-9D50-7BECF75F5600}.exe
              C:\Windows\{2897B58C-FBD8-46df-9D50-7BECF75F5600}.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:6024
              • C:\Windows\{F42D00D7-6503-40a5-9112-F0DDF6B3B981}.exe
                C:\Windows\{F42D00D7-6503-40a5-9112-F0DDF6B3B981}.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:5088
                • C:\Windows\{EE2DC480-D495-4474-A7FD-EBDF5DDC8CDE}.exe
                  C:\Windows\{EE2DC480-D495-4474-A7FD-EBDF5DDC8CDE}.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:3452
                  • C:\Windows\{426ECCC3-2BE7-41ec-A616-49156D7C57F4}.exe
                    C:\Windows\{426ECCC3-2BE7-41ec-A616-49156D7C57F4}.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:5916
                    • C:\Windows\{3B08D970-0EA9-4749-84AC-E8AE314036EB}.exe
                      C:\Windows\{3B08D970-0EA9-4749-84AC-E8AE314036EB}.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:4144
                      • C:\Windows\{4D716D75-8870-4e7c-9FFB-89E930A0FE8B}.exe
                        C:\Windows\{4D716D75-8870-4e7c-9FFB-89E930A0FE8B}.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:904
                        • C:\Windows\{B9A7346B-ACF9-4292-A861-EA8BC8BB5CE6}.exe
                          C:\Windows\{B9A7346B-ACF9-4292-A861-EA8BC8BB5CE6}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:5356
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{4D716~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:1220
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{3B08D~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:5560
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{426EC~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:5852
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{EE2DC~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:3860
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{F42D0~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:2280
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{2897B~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4776
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{4CD6D~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:408
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{4A244~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:4060
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{FBF24~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:1996
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{D1BBF~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4292
    • 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:4276

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {2897B58C-FBD8-46df-9D50-7BECF75F5600}.exe

        • Path C:\Windows\{2897B58C-FBD8-46df-9D50-7BECF75F5600}.exe
        • Size 91KB
        • SHA256 1373c8e494ad15c4d579daaea57028231eac3ac4e59de7bc271cf00908db2fd8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {3B08D970-0EA9-4749-84AC-E8AE314036EB}.exe

        • Path C:\Windows\{3B08D970-0EA9-4749-84AC-E8AE314036EB}.exe
        • Size 91KB
        • SHA256 71e3ac2e5c9583572ae9006ab99e1bc8104c3927c6c4a9416877156a3592418f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {426ECCC3-2BE7-41ec-A616-49156D7C57F4}.exe

        • Path C:\Windows\{426ECCC3-2BE7-41ec-A616-49156D7C57F4}.exe
        • Size 91KB
        • SHA256 80bfb535ae0c35afcfacf2fcfeae6ea28869bf995899a6fe3bc63e8488ad1b34
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4A244237-64C1-49e7-828A-06791CB1EBD1}.exe

        • Path C:\Windows\{4A244237-64C1-49e7-828A-06791CB1EBD1}.exe
        • Size 91KB
        • SHA256 d44d1d6bdd59ffe9d585e6c07d1ef996139526229caf9d48414763ab6e3eaeb1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4CD6DA8E-D29B-48e7-8709-E79D43C933F1}.exe

        • Path C:\Windows\{4CD6DA8E-D29B-48e7-8709-E79D43C933F1}.exe
        • Size 91KB
        • SHA256 c5abd942a401d1a8bc719bc91fedf3a887273afed2ac48f8e0e21ef30193743f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4D716D75-8870-4e7c-9FFB-89E930A0FE8B}.exe

        • Path C:\Windows\{4D716D75-8870-4e7c-9FFB-89E930A0FE8B}.exe
        • Size 91KB
        • SHA256 c133318bf188cfc057d3f4061b535a9586fde625611490280590e3a9d8f142af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B9A7346B-ACF9-4292-A861-EA8BC8BB5CE6}.exe

        • Path C:\Windows\{B9A7346B-ACF9-4292-A861-EA8BC8BB5CE6}.exe
        • Size 91KB
        • SHA256 2fd9671ff5bf8519df8ebc8fe0904cd661973e952ef3a4f235782ff7d740920c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D1BBF272-2662-4205-A76A-86B44957F1BF}.exe

        • Path C:\Windows\{D1BBF272-2662-4205-A76A-86B44957F1BF}.exe
        • Size 91KB
        • SHA256 f6170ff2373819ffac7aca41fc15afefd7c502a4ce3cf44caa58020f14e5e9c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {EE2DC480-D495-4474-A7FD-EBDF5DDC8CDE}.exe

        • Path C:\Windows\{EE2DC480-D495-4474-A7FD-EBDF5DDC8CDE}.exe
        • Size 91KB
        • SHA256 dc1876767e840bc9858af16ef00181e7cb1736285aae5871d246f816f4d20336
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F42D00D7-6503-40a5-9112-F0DDF6B3B981}.exe

        • Path C:\Windows\{F42D00D7-6503-40a5-9112-F0DDF6B3B981}.exe
        • Size 91KB
        • SHA256 0261d00eda9556ca096210f80659a922f3c30a63e08dfb4879474aafa7d5caaf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FBF24891-3846-4764-93D0-E6DCA1632DBA}.exe

        • Path C:\Windows\{FBF24891-3846-4764-93D0-E6DCA1632DBA}.exe
        • Size 91KB
        • SHA256 43ec317d412cd28c547cc281322c26fd835b7267c4613ffbfc4d1ea9ace434f2
        • MD5 SHA1 SHA512 SSDEEP TLSH