Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    25/04/2026, 04:28

General

  • Target
    2026-04-25_8b37a81111afefc593771588eba0a215_elex_wannacry.exe
  • Size 90KB
  • Sample260425-e35zwaft7z
  • SHA256 5bd38277df8c81edff60d1b5f024312a5d8890072b42eeae889efd594e231167
  • 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 9 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 18 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 9 IoCs
  • Drops file in Windows directory 9 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 19 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 9 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-25_8b37a81111afefc593771588eba0a215_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-25_8b37a81111afefc593771588eba0a215_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:5020
    • C:\Windows\{30201549-A174-4ef2-8929-55093DA1229E}.exe
      C:\Windows\{30201549-A174-4ef2-8929-55093DA1229E}.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:3392
      • C:\Windows\{8D8E78AC-DE3E-4d51-89D4-EBC820AF0F36}.exe
        C:\Windows\{8D8E78AC-DE3E-4d51-89D4-EBC820AF0F36}.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:2536
        • C:\Windows\{6B0FF9EB-5905-4a16-807E-B50F6859E28C}.exe
          C:\Windows\{6B0FF9EB-5905-4a16-807E-B50F6859E28C}.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:4912
          • C:\Windows\{3DBDF7EA-C285-4103-BDCA-08250D8F4F0A}.exe
            C:\Windows\{3DBDF7EA-C285-4103-BDCA-08250D8F4F0A}.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:3860
            • C:\Windows\{5FC446EB-24BB-4f04-8E9B-D91B7183BF52}.exe
              C:\Windows\{5FC446EB-24BB-4f04-8E9B-D91B7183BF52}.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:2052
              • C:\Windows\{76DEF468-3914-4ad2-8C14-83F12B059A6D}.exe
                C:\Windows\{76DEF468-3914-4ad2-8C14-83F12B059A6D}.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:3384
                • C:\Windows\{1AC34201-70E6-4ea0-BF12-329ABF57A9EB}.exe
                  C:\Windows\{1AC34201-70E6-4ea0-BF12-329ABF57A9EB}.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:4340
                  • C:\Windows\{44F34B0E-1B0E-4933-A6CA-36BE040255CE}.exe
                    C:\Windows\{44F34B0E-1B0E-4933-A6CA-36BE040255CE}.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:2080
                    • C:\Windows\{7F3D2284-F536-4a09-A79F-EF35D0C2F0A1}.exe
                      C:\Windows\{7F3D2284-F536-4a09-A79F-EF35D0C2F0A1}.exe
                      10⤵
                      • Executes dropped EXE
                      • System Location Discovery: System Language Discovery
                      PID:3104
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{44F34~1.EXE > nul
                      10⤵
                      • System Location Discovery: System Language Discovery
                      PID:3428
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{1AC34~1.EXE > nul
                    9⤵
                    • System Location Discovery: System Language Discovery
                    PID:3476
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{76DEF~1.EXE > nul
                  8⤵
                  • System Location Discovery: System Language Discovery
                  PID:3828
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{5FC44~1.EXE > nul
                7⤵
                • System Location Discovery: System Language Discovery
                PID:1812
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{3DBDF~1.EXE > nul
              6⤵
              • System Location Discovery: System Language Discovery
              PID:2656
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{6B0FF~1.EXE > nul
            5⤵
            • System Location Discovery: System Language Discovery
            PID:3236
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{8D8E7~1.EXE > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4464
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{30201~1.EXE > nul
        3⤵
        • System Location Discovery: System Language Discovery
        PID:580
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2120

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {1AC34201-70E6-4ea0-BF12-329ABF57A9EB}.exe

        • Path C:\Windows\{1AC34201-70E6-4ea0-BF12-329ABF57A9EB}.exe
        • Size 90KB
        • SHA256 a1fd3d237f11cf2dbbb35c9f6e130cd5bde83038f845125f080f703dcdb28dff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {30201549-A174-4ef2-8929-55093DA1229E}.exe

        • Path C:\Windows\{30201549-A174-4ef2-8929-55093DA1229E}.exe
        • Size 90KB
        • SHA256 39f108c4ab9f57278060e4595e82e2422b7a5a87de21266cfd45f1f769b03574
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {3DBDF7EA-C285-4103-BDCA-08250D8F4F0A}.exe

        • Path C:\Windows\{3DBDF7EA-C285-4103-BDCA-08250D8F4F0A}.exe
        • Size 90KB
        • SHA256 e600dc258051fdd292783b5ed4f416854acfea17057e8319bc8c13f68a09f41c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {44F34B0E-1B0E-4933-A6CA-36BE040255CE}.exe

        • Path C:\Windows\{44F34B0E-1B0E-4933-A6CA-36BE040255CE}.exe
        • Size 90KB
        • SHA256 3c8c84d0ead3994c6264651f54b944cb97d6ea84b415e4b3d44a5d6e2c0afe4e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5FC446EB-24BB-4f04-8E9B-D91B7183BF52}.exe

        • Path C:\Windows\{5FC446EB-24BB-4f04-8E9B-D91B7183BF52}.exe
        • Size 90KB
        • SHA256 6618c51883db8d5d758573a064ad605e0e215588240fad70e37b52aed7e8e199
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6B0FF9EB-5905-4a16-807E-B50F6859E28C}.exe

        • Path C:\Windows\{6B0FF9EB-5905-4a16-807E-B50F6859E28C}.exe
        • Size 90KB
        • SHA256 ba531e118c5373a3c702e457ddc67e7e4e1e2045343916bc4037c77399f955a4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {76DEF468-3914-4ad2-8C14-83F12B059A6D}.exe

        • Path C:\Windows\{76DEF468-3914-4ad2-8C14-83F12B059A6D}.exe
        • Size 90KB
        • SHA256 d0089febdee02fffad891f0f62ef037e102ec25120146dc3409d43dcd63b1d61
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7F3D2284-F536-4a09-A79F-EF35D0C2F0A1}.exe

        • Path C:\Windows\{7F3D2284-F536-4a09-A79F-EF35D0C2F0A1}.exe
        • Size 90KB
        • SHA256 3294bd5e14be2620d3c6af66cc72bb3a44e8fa834a13741349fe604efd4188cf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8D8E78AC-DE3E-4d51-89D4-EBC820AF0F36}.exe

        • Path C:\Windows\{8D8E78AC-DE3E-4d51-89D4-EBC820AF0F36}.exe
        • Size 90KB
        • SHA256 065565af1a16bfcb19fe012d11b60e60c4e047ea33a904c7382fc2a852e3c1c4
        • MD5 SHA1 SHA512 SSDEEP TLSH