Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 07:58

General

  • Target
    2026-08-04_27f1d6472583280e9a361e737fe7cdf7_elex_remcos_rincux_wannacry.exe
  • Size 60KB
  • Sample260804-jt754azvbw
  • SHA256 e7f556e2666843863e7cbcc0b0560003ae13b94de55c459f59bea9f9550f1765
  • 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\2026-08-04_27f1d6472583280e9a361e737fe7cdf7_elex_remcos_rincux_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_27f1d6472583280e9a361e737fe7cdf7_elex_remcos_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:1776
    • C:\Windows\{485B70EC-AAB0-4cce-BB86-4A85E7E66FEB}.exe
      C:\Windows\{485B70EC-AAB0-4cce-BB86-4A85E7E66FEB}.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:4028
      • C:\Windows\{04A16883-C8C3-4dfe-98FA-8CBF7702A410}.exe
        C:\Windows\{04A16883-C8C3-4dfe-98FA-8CBF7702A410}.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:4784
        • C:\Windows\{8564E4D1-882C-4b80-BB1E-A0E3F992A510}.exe
          C:\Windows\{8564E4D1-882C-4b80-BB1E-A0E3F992A510}.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:2684
          • C:\Windows\{0D097E8B-45EB-49a8-9F0B-F7F20A9327A4}.exe
            C:\Windows\{0D097E8B-45EB-49a8-9F0B-F7F20A9327A4}.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:4736
            • C:\Windows\{7143EDD5-321A-4c54-940C-29B80F764331}.exe
              C:\Windows\{7143EDD5-321A-4c54-940C-29B80F764331}.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:2128
              • C:\Windows\{887ED035-A4D5-448d-B870-80DF1F06DD66}.exe
                C:\Windows\{887ED035-A4D5-448d-B870-80DF1F06DD66}.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:4500
                • C:\Windows\{38C6E5EA-0165-4328-9E96-D3834BEE3100}.exe
                  C:\Windows\{38C6E5EA-0165-4328-9E96-D3834BEE3100}.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:416
                  • C:\Windows\{7E104204-57D6-4c78-97C4-8F2C3FADD039}.exe
                    C:\Windows\{7E104204-57D6-4c78-97C4-8F2C3FADD039}.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:4140
                    • C:\Windows\{9C447E1B-DA5A-4c38-A23F-E399B3FF7807}.exe
                      C:\Windows\{9C447E1B-DA5A-4c38-A23F-E399B3FF7807}.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:2024
                      • C:\Windows\{1FE525A7-FEE6-4416-A51F-B228EB12EF06}.exe
                        C:\Windows\{1FE525A7-FEE6-4416-A51F-B228EB12EF06}.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:772
                        • C:\Windows\{615E7EFF-3560-4a89-A8C3-6529B544AF95}.exe
                          C:\Windows\{615E7EFF-3560-4a89-A8C3-6529B544AF95}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:3472
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{1FE52~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:3108
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{9C447~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:4828
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{7E104~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:3904
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{38C6E~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:2212
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{887ED~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:5008
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{7143E~1.EXE > nul
                7⤵
                • 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\{0D097~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2000
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{8564E~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1736
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{04A16~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4712
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{485B7~1.EXE > nul
        3⤵
        • 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:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:4304

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {04A16883-C8C3-4dfe-98FA-8CBF7702A410}.exe

        • Path C:\Windows\{04A16883-C8C3-4dfe-98FA-8CBF7702A410}.exe
        • Size 60KB
        • SHA256 0abd9c14097fe39ec906a736952fdb738a38c41da61d7ba9e9e2298edef9f129
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0D097E8B-45EB-49a8-9F0B-F7F20A9327A4}.exe

        • Path C:\Windows\{0D097E8B-45EB-49a8-9F0B-F7F20A9327A4}.exe
        • Size 60KB
        • SHA256 484aa47d0b7991ca106b8952c18283e07b38d478e899eb846a3ff3edaf04f6f4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1FE525A7-FEE6-4416-A51F-B228EB12EF06}.exe

        • Path C:\Windows\{1FE525A7-FEE6-4416-A51F-B228EB12EF06}.exe
        • Size 60KB
        • SHA256 12f79ad8b86975ca318547292eeee4c38a76ba744c3b30374f17c22ae28d91d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {38C6E5EA-0165-4328-9E96-D3834BEE3100}.exe

        • Path C:\Windows\{38C6E5EA-0165-4328-9E96-D3834BEE3100}.exe
        • Size 60KB
        • SHA256 d943aef82e795e9ed7f81f19ab29f443a874573028f9f7506dbea47af8f6a7f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {485B70EC-AAB0-4cce-BB86-4A85E7E66FEB}.exe

        • Path C:\Windows\{485B70EC-AAB0-4cce-BB86-4A85E7E66FEB}.exe
        • Size 60KB
        • SHA256 d77f2c4f270269976fdcbeaf65f760ccd503c9abaa4531a5c4573a0b08714f47
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {615E7EFF-3560-4a89-A8C3-6529B544AF95}.exe

        • Path C:\Windows\{615E7EFF-3560-4a89-A8C3-6529B544AF95}.exe
        • Size 60KB
        • SHA256 18a9ef4cdad26b7a54a44c0e11f02c4f3fc659a34780e17597b33c1f1c71a12f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7143EDD5-321A-4c54-940C-29B80F764331}.exe

        • Path C:\Windows\{7143EDD5-321A-4c54-940C-29B80F764331}.exe
        • Size 60KB
        • SHA256 563abb181babad97632a2cf5f97deb39c371b3a2756140533e31bd3934a3170f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7E104204-57D6-4c78-97C4-8F2C3FADD039}.exe

        • Path C:\Windows\{7E104204-57D6-4c78-97C4-8F2C3FADD039}.exe
        • Size 60KB
        • SHA256 6b86e1cb75a22b1b140d9bdfe41435b8ab715c4270323e90f4152f85cdd984b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8564E4D1-882C-4b80-BB1E-A0E3F992A510}.exe

        • Path C:\Windows\{8564E4D1-882C-4b80-BB1E-A0E3F992A510}.exe
        • Size 60KB
        • SHA256 25079a35449351173f147e90498ca79dfa57a4f52090614bd88a5c2b88f58afe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {887ED035-A4D5-448d-B870-80DF1F06DD66}.exe

        • Path C:\Windows\{887ED035-A4D5-448d-B870-80DF1F06DD66}.exe
        • Size 60KB
        • SHA256 585639de09e1a429ecef281281a392c25fa7ee56d353ec4a27fbfc0bd5111f9b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9C447E1B-DA5A-4c38-A23F-E399B3FF7807}.exe

        • Path C:\Windows\{9C447E1B-DA5A-4c38-A23F-E399B3FF7807}.exe
        • Size 60KB
        • SHA256 1c8890817dc12e714437f9c86008f277f317bf9ef7e3892158ef7d3256814dd3
        • MD5 SHA1 SHA512 SSDEEP TLSH