Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/08/2026, 15:05

General

  • Target
    2026-08-24_3cd937dce3065187631e6d0e57c9f0e3_elex_wannacry.exe
  • Size 90KB
  • Sample260825-sf581stgpc
  • SHA256 5afc572e6c9a3f9b3263005372e0a60e392f327d4e64799277fa03f07c329c85
  • 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\2026-08-24_3cd937dce3065187631e6d0e57c9f0e3_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-24_3cd937dce3065187631e6d0e57c9f0e3_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:3204
    • C:\Windows\{C692CB73-6D38-4fb7-A82E-53B754E1C41C}.exe
      C:\Windows\{C692CB73-6D38-4fb7-A82E-53B754E1C41C}.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:4164
      • C:\Windows\{31286A85-33DB-488b-933D-269348E27090}.exe
        C:\Windows\{31286A85-33DB-488b-933D-269348E27090}.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:4976
        • C:\Windows\{B81456EB-7856-407c-97D2-AF2FAC885F15}.exe
          C:\Windows\{B81456EB-7856-407c-97D2-AF2FAC885F15}.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:3624
          • C:\Windows\{E196DB98-DCA8-450d-97BE-1B765A5E25B7}.exe
            C:\Windows\{E196DB98-DCA8-450d-97BE-1B765A5E25B7}.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:4944
            • C:\Windows\{D7D35D5E-10DB-4082-B06C-A6661508CBD7}.exe
              C:\Windows\{D7D35D5E-10DB-4082-B06C-A6661508CBD7}.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:5188
              • C:\Windows\{67B08A65-52BE-4587-8306-B8A3C383BEF4}.exe
                C:\Windows\{67B08A65-52BE-4587-8306-B8A3C383BEF4}.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:5996
                • C:\Windows\{E422BBA0-F709-4acd-A0DB-EDD1BC94C820}.exe
                  C:\Windows\{E422BBA0-F709-4acd-A0DB-EDD1BC94C820}.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:3000
                  • C:\Windows\{E467A0A2-368D-4fc9-A06D-2076CE3CFFAB}.exe
                    C:\Windows\{E467A0A2-368D-4fc9-A06D-2076CE3CFFAB}.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:3512
                    • C:\Windows\{24C5B322-3CB8-460c-ACC7-FDB4476D5A2E}.exe
                      C:\Windows\{24C5B322-3CB8-460c-ACC7-FDB4476D5A2E}.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:5132
                      • C:\Windows\{269BFD13-E92F-443e-9E38-3783564849B5}.exe
                        C:\Windows\{269BFD13-E92F-443e-9E38-3783564849B5}.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:2448
                        • C:\Windows\{9F6BBAE7-D51B-422e-B6A4-68324D1E71CB}.exe
                          C:\Windows\{9F6BBAE7-D51B-422e-B6A4-68324D1E71CB}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:4588
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{269BF~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5440
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{24C5B~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:4232
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{E467A~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:3552
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{E422B~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1176
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{67B08~1.EXE > nul
                  8⤵
                  • 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\{D7D35~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:2104
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{E196D~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:6044
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{B8145~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:5840
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{31286~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:5116
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{C692C~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1936
    • 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:3184

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {24C5B322-3CB8-460c-ACC7-FDB4476D5A2E}.exe

        • Path C:\Windows\{24C5B322-3CB8-460c-ACC7-FDB4476D5A2E}.exe
        • Size 90KB
        • SHA256 ca50a7e61e10516322f5ecf31658bc59bd6694c3bbdcb94f9c096192078c0dca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {269BFD13-E92F-443e-9E38-3783564849B5}.exe

        • Path C:\Windows\{269BFD13-E92F-443e-9E38-3783564849B5}.exe
        • Size 90KB
        • SHA256 7d81891ef07f9876587768acfafd67408241d609666081f89e331d98f84a49fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {31286A85-33DB-488b-933D-269348E27090}.exe

        • Path C:\Windows\{31286A85-33DB-488b-933D-269348E27090}.exe
        • Size 90KB
        • SHA256 3df67b73c1996969f55d8fede876ea45a4be39c45c9e089cd4cb0dca4d8c3803
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {67B08A65-52BE-4587-8306-B8A3C383BEF4}.exe

        • Path C:\Windows\{67B08A65-52BE-4587-8306-B8A3C383BEF4}.exe
        • Size 90KB
        • SHA256 44bddb527308ab0eae4188d6a7b10595ec44e83a69653db1297ce50bf9d4482b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9F6BBAE7-D51B-422e-B6A4-68324D1E71CB}.exe

        • Path C:\Windows\{9F6BBAE7-D51B-422e-B6A4-68324D1E71CB}.exe
        • Size 90KB
        • SHA256 7152ae1cac1ec187b0af93a70ec4d8101948391c3612015f252f856d0c012c6e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B81456EB-7856-407c-97D2-AF2FAC885F15}.exe

        • Path C:\Windows\{B81456EB-7856-407c-97D2-AF2FAC885F15}.exe
        • Size 90KB
        • SHA256 72b4bb1a4890e58710735a66c45856f668aab7b14591f1a991db21d87ec50aa8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C692CB73-6D38-4fb7-A82E-53B754E1C41C}.exe

        • Path C:\Windows\{C692CB73-6D38-4fb7-A82E-53B754E1C41C}.exe
        • Size 90KB
        • SHA256 cbff15fff0048eb853971096e6db759e24075b283bd001bf0b7384d7ea727f89
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D7D35D5E-10DB-4082-B06C-A6661508CBD7}.exe

        • Path C:\Windows\{D7D35D5E-10DB-4082-B06C-A6661508CBD7}.exe
        • Size 90KB
        • SHA256 7ce0d8fb94d6a19ba19d5aca03149727ec936284cf5a73d46a2f86f00904ed28
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E196DB98-DCA8-450d-97BE-1B765A5E25B7}.exe

        • Path C:\Windows\{E196DB98-DCA8-450d-97BE-1B765A5E25B7}.exe
        • Size 90KB
        • SHA256 48e4021e764dea30c3855876e34c76bc9ff0ed90e85f8131a869cc1db1237baf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E422BBA0-F709-4acd-A0DB-EDD1BC94C820}.exe

        • Path C:\Windows\{E422BBA0-F709-4acd-A0DB-EDD1BC94C820}.exe
        • Size 90KB
        • SHA256 b7cdb37125db005cec98f4216d1ed247467c05fecbaf384849718a4449530d78
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E467A0A2-368D-4fc9-A06D-2076CE3CFFAB}.exe

        • Path C:\Windows\{E467A0A2-368D-4fc9-A06D-2076CE3CFFAB}.exe
        • Size 90KB
        • SHA256 7ef4f31ef59352f877faac60a9a9fe11ffb227db7c5895cc42fc661db259945f
        • MD5 SHA1 SHA512 SSDEEP TLSH