Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/08/2026, 10:57

General

  • Target
    2026-08-22_28bb91f3c28c2708889606f804875bb2_elex_wannacry.exe
  • Size 168KB
  • Sample260823-m2sbdswclf
  • SHA256 3178aa447dcf74a98d3baba107ecbb42c618c3f488152e9c39f76dce8bb0bbe8
  • 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\2026-08-22_28bb91f3c28c2708889606f804875bb2_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-22_28bb91f3c28c2708889606f804875bb2_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:4760
    • C:\Windows\{8EBD6292-CEB6-4bc3-8977-F3122B67DD6C}.exe
      C:\Windows\{8EBD6292-CEB6-4bc3-8977-F3122B67DD6C}.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:4520
      • C:\Windows\{62C7C328-1651-42c8-AA4A-AC03BAE5FB40}.exe
        C:\Windows\{62C7C328-1651-42c8-AA4A-AC03BAE5FB40}.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:6100
        • C:\Windows\{D46F314F-057A-4657-9113-854DF04EE09D}.exe
          C:\Windows\{D46F314F-057A-4657-9113-854DF04EE09D}.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:3140
          • C:\Windows\{B56D316C-6DFC-443a-BA56-E72D2D7209CC}.exe
            C:\Windows\{B56D316C-6DFC-443a-BA56-E72D2D7209CC}.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:4832
            • C:\Windows\{29E2EBA2-C424-4465-BB60-B4792E046459}.exe
              C:\Windows\{29E2EBA2-C424-4465-BB60-B4792E046459}.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:3412
              • C:\Windows\{4D886EE1-6D00-4665-AF28-7E4882D1CFF5}.exe
                C:\Windows\{4D886EE1-6D00-4665-AF28-7E4882D1CFF5}.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:3292
                • C:\Windows\{21133CA3-D305-4978-8207-8E771A92D9D0}.exe
                  C:\Windows\{21133CA3-D305-4978-8207-8E771A92D9D0}.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:4384
                  • C:\Windows\{450C2F40-F787-4e4c-B66A-BB5E2A603DF9}.exe
                    C:\Windows\{450C2F40-F787-4e4c-B66A-BB5E2A603DF9}.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:1528
                    • C:\Windows\{4CA6448D-889F-4ee9-8A04-1ABECDDC1646}.exe
                      C:\Windows\{4CA6448D-889F-4ee9-8A04-1ABECDDC1646}.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:3584
                      • C:\Windows\{93373B1B-2648-4a74-ABF3-819A81C86182}.exe
                        C:\Windows\{93373B1B-2648-4a74-ABF3-819A81C86182}.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:3484
                        • C:\Windows\{FD43A625-C908-41d4-8897-93E3BD0BF099}.exe
                          C:\Windows\{FD43A625-C908-41d4-8897-93E3BD0BF099}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:4128
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{93373~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5108
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{4CA64~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:2216
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{450C2~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:2604
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{21133~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:5944
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{4D886~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1944
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{29E2E~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4352
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{B56D3~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2440
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{D46F3~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1720
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{62C7C~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:5892
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{8EBD6~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4404
    • 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:4320

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {21133CA3-D305-4978-8207-8E771A92D9D0}.exe

        • Path C:\Windows\{21133CA3-D305-4978-8207-8E771A92D9D0}.exe
        • Size 168KB
        • SHA256 713700d10f200b53e9d57c9090aea23b3b1fee8acd6823316e5a02e3d9015ed4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {29E2EBA2-C424-4465-BB60-B4792E046459}.exe

        • Path C:\Windows\{29E2EBA2-C424-4465-BB60-B4792E046459}.exe
        • Size 168KB
        • SHA256 624db9fc2f0abbfe3e83023598961b540ebd785e3e703236a5ecf324162d3758
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {450C2F40-F787-4e4c-B66A-BB5E2A603DF9}.exe

        • Path C:\Windows\{450C2F40-F787-4e4c-B66A-BB5E2A603DF9}.exe
        • Size 168KB
        • SHA256 fa2fad5e3649af3d0f2f1b6879e43eba87ea1c188b8f6deb2c92e6169e8de561
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4CA6448D-889F-4ee9-8A04-1ABECDDC1646}.exe

        • Path C:\Windows\{4CA6448D-889F-4ee9-8A04-1ABECDDC1646}.exe
        • Size 168KB
        • SHA256 94efff493e526031e3dbcf385ecc01cdd98f626c0e315b2eb9e43eaf2eba5332
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4D886EE1-6D00-4665-AF28-7E4882D1CFF5}.exe

        • Path C:\Windows\{4D886EE1-6D00-4665-AF28-7E4882D1CFF5}.exe
        • Size 168KB
        • SHA256 a65ec939a916830847befac5fa652f4f7d185883e5e5bab4f93e3858c1e3b515
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {62C7C328-1651-42c8-AA4A-AC03BAE5FB40}.exe

        • Path C:\Windows\{62C7C328-1651-42c8-AA4A-AC03BAE5FB40}.exe
        • Size 168KB
        • SHA256 e89ecb4cb0524f67d33634f93e9452f257470059e6026523c5e2ab91608546a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8EBD6292-CEB6-4bc3-8977-F3122B67DD6C}.exe

        • Path C:\Windows\{8EBD6292-CEB6-4bc3-8977-F3122B67DD6C}.exe
        • Size 168KB
        • SHA256 9413c327ce4a9ee782d4bc6c0c775ae64be4a319774e284b962c00b22cd84427
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {93373B1B-2648-4a74-ABF3-819A81C86182}.exe

        • Path C:\Windows\{93373B1B-2648-4a74-ABF3-819A81C86182}.exe
        • Size 168KB
        • SHA256 112f86427853188fbe0cb0485922b1c39a9a39a981de2d4e2e97005b4d54f857
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B56D316C-6DFC-443a-BA56-E72D2D7209CC}.exe

        • Path C:\Windows\{B56D316C-6DFC-443a-BA56-E72D2D7209CC}.exe
        • Size 168KB
        • SHA256 b0b40c55c587140c6c8e5ab338177e128f3d821863b99caff20b0ba4a26a4a33
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D46F314F-057A-4657-9113-854DF04EE09D}.exe

        • Path C:\Windows\{D46F314F-057A-4657-9113-854DF04EE09D}.exe
        • Size 168KB
        • SHA256 93ad4fd5386837811c0c4d5879988f931c922eb4156b479bf14f7256103886fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FD43A625-C908-41d4-8897-93E3BD0BF099}.exe

        • Path C:\Windows\{FD43A625-C908-41d4-8897-93E3BD0BF099}.exe
        • Size 168KB
        • SHA256 e6da5750131762993b464be1d6ab6925af1b0baa10d8911d1b0a463dbe839cb3
        • MD5 SHA1 SHA512 SSDEEP TLSH