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
    28/08/2026, 01:25

General

  • Target
    2026-08-27_f591d79f3750b1fbb54dc45ded904ad0_elex_wannacry.exe
  • Size 64KB
  • Sample260828-bs12dsscqf
  • SHA256 cb90fbe9246c6635d48241d5e0e107e98f0b9cc560167a976d3457866b393322
  • 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\2026-08-27_f591d79f3750b1fbb54dc45ded904ad0_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-27_f591d79f3750b1fbb54dc45ded904ad0_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:4124
    • C:\Windows\{826D2450-2B37-4d0e-B27E-B41770EBFCB6}.exe
      C:\Windows\{826D2450-2B37-4d0e-B27E-B41770EBFCB6}.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:3356
      • C:\Windows\{5F815D03-231E-4648-A2F5-C0C6E556F80D}.exe
        C:\Windows\{5F815D03-231E-4648-A2F5-C0C6E556F80D}.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:3320
        • C:\Windows\{8A950B4D-E31C-4a47-B086-2DA63E9EA709}.exe
          C:\Windows\{8A950B4D-E31C-4a47-B086-2DA63E9EA709}.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:5396
          • C:\Windows\{D15150A8-180F-4916-8465-22A94A9D36DA}.exe
            C:\Windows\{D15150A8-180F-4916-8465-22A94A9D36DA}.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:4812
            • C:\Windows\{74BAAAC7-A499-4fe8-9012-527667895FFC}.exe
              C:\Windows\{74BAAAC7-A499-4fe8-9012-527667895FFC}.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:3816
              • C:\Windows\{ECCB14AF-1955-48df-AA69-4B19929C7454}.exe
                C:\Windows\{ECCB14AF-1955-48df-AA69-4B19929C7454}.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:3728
                • C:\Windows\{A4C1B1CB-F8BD-4ecf-B74C-91511594B052}.exe
                  C:\Windows\{A4C1B1CB-F8BD-4ecf-B74C-91511594B052}.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:4444
                  • C:\Windows\{C8ED1779-41C0-4373-85A1-E465E81F70FE}.exe
                    C:\Windows\{C8ED1779-41C0-4373-85A1-E465E81F70FE}.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:1148
                    • C:\Windows\{D6A721E6-943C-4b53-A535-BF8214119CCD}.exe
                      C:\Windows\{D6A721E6-943C-4b53-A535-BF8214119CCD}.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:3392
                      • C:\Windows\{0D875C4C-EB28-47a3-8346-3F4D92F2BD2D}.exe
                        C:\Windows\{0D875C4C-EB28-47a3-8346-3F4D92F2BD2D}.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:2116
                        • C:\Windows\{319898B2-C57B-4162-A0C9-EB4ADB215040}.exe
                          C:\Windows\{319898B2-C57B-4162-A0C9-EB4ADB215040}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:5432
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{0D875~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:716
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{D6A72~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:3992
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{C8ED1~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4592
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{A4C1B~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:2820
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{ECCB1~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:2264
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{74BAA~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:5688
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{D1515~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:3724
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{8A950~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:5252
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{5F815~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4468
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{826D2~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:944
    • 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:4552

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {0D875C4C-EB28-47a3-8346-3F4D92F2BD2D}.exe

        • Path C:\Windows\{0D875C4C-EB28-47a3-8346-3F4D92F2BD2D}.exe
        • Size 64KB
        • SHA256 b499b489d4c0e085a05b9ca7cd5f346f7af1d3f4be78cf66b3634c6343bf98ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {319898B2-C57B-4162-A0C9-EB4ADB215040}.exe

        • Path C:\Windows\{319898B2-C57B-4162-A0C9-EB4ADB215040}.exe
        • Size 64KB
        • SHA256 974805f8efdccff02083d482404e30ccc3286769d9ca0a11df314467edac6524
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5F815D03-231E-4648-A2F5-C0C6E556F80D}.exe

        • Path C:\Windows\{5F815D03-231E-4648-A2F5-C0C6E556F80D}.exe
        • Size 64KB
        • SHA256 ec761a9150df55a5ba91ab256f2f6eec8032a51e87b867858d056d55b56337e4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {74BAAAC7-A499-4fe8-9012-527667895FFC}.exe

        • Path C:\Windows\{74BAAAC7-A499-4fe8-9012-527667895FFC}.exe
        • Size 64KB
        • SHA256 c6bc6eaa2a374db746c961a94e4032bc007c8982068be1c052ad955f49a36283
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {826D2450-2B37-4d0e-B27E-B41770EBFCB6}.exe

        • Path C:\Windows\{826D2450-2B37-4d0e-B27E-B41770EBFCB6}.exe
        • Size 64KB
        • SHA256 28f92a288a34d4588c68aaa65c9ef61a417e440151f4ea80fc184682f88b2c28
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8A950B4D-E31C-4a47-B086-2DA63E9EA709}.exe

        • Path C:\Windows\{8A950B4D-E31C-4a47-B086-2DA63E9EA709}.exe
        • Size 64KB
        • SHA256 230796f1091736914648f585f4b3c606f8054b6c7e3544f6408373c999a8bc8e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A4C1B1CB-F8BD-4ecf-B74C-91511594B052}.exe

        • Path C:\Windows\{A4C1B1CB-F8BD-4ecf-B74C-91511594B052}.exe
        • Size 64KB
        • SHA256 f1ff365b8a3be287243ce62ff004a6e6647ebc36b960fb3e5c03859ed40a797c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C8ED1779-41C0-4373-85A1-E465E81F70FE}.exe

        • Path C:\Windows\{C8ED1779-41C0-4373-85A1-E465E81F70FE}.exe
        • Size 64KB
        • SHA256 07f060bfe83b2e9c757e3edd178b09119c0010e9f4406d5cb2d430d981e20b55
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D15150A8-180F-4916-8465-22A94A9D36DA}.exe

        • Path C:\Windows\{D15150A8-180F-4916-8465-22A94A9D36DA}.exe
        • Size 64KB
        • SHA256 6b53c8f5e52f2842cde1a63095ed0b38a3c1d57864047e4e4050a5fba3ac0360
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D6A721E6-943C-4b53-A535-BF8214119CCD}.exe

        • Path C:\Windows\{D6A721E6-943C-4b53-A535-BF8214119CCD}.exe
        • Size 64KB
        • SHA256 9bd4f1e76c45a0e8ba4f21dc17ff6a081b8442129a5b4e228dec9388d6c80993
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {ECCB14AF-1955-48df-AA69-4B19929C7454}.exe

        • Path C:\Windows\{ECCB14AF-1955-48df-AA69-4B19929C7454}.exe
        • Size 64KB
        • SHA256 72d0e99a00df09dcb275d0ece019c975af416b79c530053545fb37ec529dcaa2
        • MD5 SHA1 SHA512 SSDEEP TLSH