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
    21/07/2026, 04:07

General

  • Target
    2026-07-21_6b7cb0a7bc3f5554f64759c6b595ff3c_elex_rincux_wannacry.exe
  • Size 60KB
  • Sample260721-ep2ejaev7q
  • SHA256 ad99b5c64ddb915c235dd5aae1f275acdd63a9eb9badac68c00a668a9fb92275
  • 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
  • Detects Windows executables referencing non-Windows User-Agents 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\2026-07-21_6b7cb0a7bc3f5554f64759c6b595ff3c_elex_rincux_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-21_6b7cb0a7bc3f5554f64759c6b595ff3c_elex_rincux_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:4636
    • C:\Windows\{8A012ECD-96EF-42a6-B47C-2B454FAEAF9F}.exe
      C:\Windows\{8A012ECD-96EF-42a6-B47C-2B454FAEAF9F}.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:5912
      • C:\Windows\{F167FA9E-23B4-45ce-AFBC-8339E4AC4A69}.exe
        C:\Windows\{F167FA9E-23B4-45ce-AFBC-8339E4AC4A69}.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:5300
        • C:\Windows\{FE521C55-A095-4044-89AD-A9D9413B84F5}.exe
          C:\Windows\{FE521C55-A095-4044-89AD-A9D9413B84F5}.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:4320
          • C:\Windows\{D8F95548-7BE6-4aad-AC2F-181C5933363D}.exe
            C:\Windows\{D8F95548-7BE6-4aad-AC2F-181C5933363D}.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:4768
            • C:\Windows\{5B7F8D35-24A2-446a-9A0C-4B74C7C6AA36}.exe
              C:\Windows\{5B7F8D35-24A2-446a-9A0C-4B74C7C6AA36}.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:4252
              • C:\Windows\{89638CAB-9EDD-4bf3-A237-4AB19943B5D1}.exe
                C:\Windows\{89638CAB-9EDD-4bf3-A237-4AB19943B5D1}.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:2888
                • C:\Windows\{C6E7E1FA-BCE4-4e61-8236-5B45AD66711C}.exe
                  C:\Windows\{C6E7E1FA-BCE4-4e61-8236-5B45AD66711C}.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:5232
                  • C:\Windows\{70F43752-9D54-4b35-A470-82CD5B658319}.exe
                    C:\Windows\{70F43752-9D54-4b35-A470-82CD5B658319}.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:1028
                    • C:\Windows\{736BC88A-02B0-4bcb-9C07-3D443143882D}.exe
                      C:\Windows\{736BC88A-02B0-4bcb-9C07-3D443143882D}.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:4432
                      • C:\Windows\{FC5B0B21-C89D-4451-A8B0-A56E3F7726C2}.exe
                        C:\Windows\{FC5B0B21-C89D-4451-A8B0-A56E3F7726C2}.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:3464
                        • C:\Windows\{AC2ECC0E-403E-4bd3-83F5-FBF37B7B5D30}.exe
                          C:\Windows\{AC2ECC0E-403E-4bd3-83F5-FBF37B7B5D30}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:6132
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{FC5B0~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5160
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{736BC~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:1696
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{70F43~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:2540
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{C6E7E~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:2108
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{89638~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:3208
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{5B7F8~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:2156
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{D8F95~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:3744
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{FE521~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1208
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{F167F~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3012
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{8A012~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:5620
    • 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:2204

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {5B7F8D35-24A2-446a-9A0C-4B74C7C6AA36}.exe

        • Path C:\Windows\{5B7F8D35-24A2-446a-9A0C-4B74C7C6AA36}.exe
        • Size 60KB
        • SHA256 cbae63c22083643d5c8cc727a2824fbe0fb18bc4f15e78e495408e958563db26
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {70F43752-9D54-4b35-A470-82CD5B658319}.exe

        • Path C:\Windows\{70F43752-9D54-4b35-A470-82CD5B658319}.exe
        • Size 60KB
        • SHA256 d752929f4f051607fa23ba817c1302ee8599ba7d74d5db794f250350da1f9a06
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {736BC88A-02B0-4bcb-9C07-3D443143882D}.exe

        • Path C:\Windows\{736BC88A-02B0-4bcb-9C07-3D443143882D}.exe
        • Size 60KB
        • SHA256 47f58d87cc0fdcf2c5df895602d352cc8b3a8bece0d076cf2e25be0756d9df21
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {89638CAB-9EDD-4bf3-A237-4AB19943B5D1}.exe

        • Path C:\Windows\{89638CAB-9EDD-4bf3-A237-4AB19943B5D1}.exe
        • Size 60KB
        • SHA256 c1954f77a5c6b201d57256322538db424684041b5330a8f7e095283c18bf18d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8A012ECD-96EF-42a6-B47C-2B454FAEAF9F}.exe

        • Path C:\Windows\{8A012ECD-96EF-42a6-B47C-2B454FAEAF9F}.exe
        • Size 60KB
        • SHA256 30a21b46a2228637d0571db566620608a2e094aaef78020dc58e64957455fd41
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AC2ECC0E-403E-4bd3-83F5-FBF37B7B5D30}.exe

        • Path C:\Windows\{AC2ECC0E-403E-4bd3-83F5-FBF37B7B5D30}.exe
        • Size 60KB
        • SHA256 b39b507f3f1b9da73d0bd9cd80e90f99d1552b57f76dfa390a7179df258986db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C6E7E1FA-BCE4-4e61-8236-5B45AD66711C}.exe

        • Path C:\Windows\{C6E7E1FA-BCE4-4e61-8236-5B45AD66711C}.exe
        • Size 60KB
        • SHA256 7e4b0f2bce09bb6f536c1506edb357957cbe207f50e74c85568c9ea6055ca285
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D8F95548-7BE6-4aad-AC2F-181C5933363D}.exe

        • Path C:\Windows\{D8F95548-7BE6-4aad-AC2F-181C5933363D}.exe
        • Size 60KB
        • SHA256 0d16e525486791fdcf0809f7ce031b33ae09e8f5c3c6bea2cbd16cd4b56e4690
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F167FA9E-23B4-45ce-AFBC-8339E4AC4A69}.exe

        • Path C:\Windows\{F167FA9E-23B4-45ce-AFBC-8339E4AC4A69}.exe
        • Size 60KB
        • SHA256 c6cfb2d1f4c2ae81f419558b8f7f0ec22f908c4dfcad9f792ac2aa378ca15b1f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FC5B0B21-C89D-4451-A8B0-A56E3F7726C2}.exe

        • Path C:\Windows\{FC5B0B21-C89D-4451-A8B0-A56E3F7726C2}.exe
        • Size 60KB
        • SHA256 6ecce419c47f5cf84a32515cf681a8de59426fd337f5e367ace66345e0ddecdf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FE521C55-A095-4044-89AD-A9D9413B84F5}.exe

        • Path C:\Windows\{FE521C55-A095-4044-89AD-A9D9413B84F5}.exe
        • Size 60KB
        • SHA256 179710e9f8cfe3be79bd310475ceddac7bbce22c780e065ef3e45b91e9ea1219
        • MD5 SHA1 SHA512 SSDEEP TLSH