Analysis

  • max time kernel
    148s
  • max time network
    113s
  • 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, 04:29

General

  • Target
    2026-08-22_96d8bbec24c683f1d5d690bbbdc543cb_elex_remcos_rincux_wannacry.exe
  • Size 60KB
  • Sample260823-e4pz2sxwct
  • SHA256 e287cd9dba310918ddf01d711d6145bd0b50e142dab797c35e21fefa972585c9
  • 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\2026-08-22_96d8bbec24c683f1d5d690bbbdc543cb_elex_remcos_rincux_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-22_96d8bbec24c683f1d5d690bbbdc543cb_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:3680
    • C:\Windows\{1648E639-EDD5-4685-B198-39DBA8607FF0}.exe
      C:\Windows\{1648E639-EDD5-4685-B198-39DBA8607FF0}.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:576
      • C:\Windows\{076AE464-C995-4e3e-99E4-DF2F0DC89910}.exe
        C:\Windows\{076AE464-C995-4e3e-99E4-DF2F0DC89910}.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:6084
        • C:\Windows\{6C8CFB02-2B32-4205-A23B-5EDE3BB49BA7}.exe
          C:\Windows\{6C8CFB02-2B32-4205-A23B-5EDE3BB49BA7}.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:5740
          • C:\Windows\{7A8A5E10-BDE0-4916-9AC0-A5C689DEF5C1}.exe
            C:\Windows\{7A8A5E10-BDE0-4916-9AC0-A5C689DEF5C1}.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:5244
            • C:\Windows\{89FA0796-4FC6-496b-A356-054F25762252}.exe
              C:\Windows\{89FA0796-4FC6-496b-A356-054F25762252}.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:236
              • C:\Windows\{B0FA66FA-AB01-4c37-8A5B-B84AEBA646A5}.exe
                C:\Windows\{B0FA66FA-AB01-4c37-8A5B-B84AEBA646A5}.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:5780
                • C:\Windows\{CE89144B-1B0C-4d30-AB27-A79F1F1146AC}.exe
                  C:\Windows\{CE89144B-1B0C-4d30-AB27-A79F1F1146AC}.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:2912
                  • C:\Windows\{88816DDA-F13E-4c53-8BD8-34EE243A90C2}.exe
                    C:\Windows\{88816DDA-F13E-4c53-8BD8-34EE243A90C2}.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:2692
                    • C:\Windows\{9651D16B-79F0-4d05-9679-6D990F2ADC33}.exe
                      C:\Windows\{9651D16B-79F0-4d05-9679-6D990F2ADC33}.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:5596
                      • C:\Windows\{D02F85F7-BBA6-4c85-8369-044691BD51CF}.exe
                        C:\Windows\{D02F85F7-BBA6-4c85-8369-044691BD51CF}.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:992
                        • C:\Windows\{1997B2DB-CB60-4e3c-908D-8FDA459C7550}.exe
                          C:\Windows\{1997B2DB-CB60-4e3c-908D-8FDA459C7550}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:6124
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{D02F8~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5880
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{9651D~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:924
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{88816~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:1412
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{CE891~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:3348
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{B0FA6~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:2056
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{89FA0~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:5068
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{7A8A5~1.EXE > nul
              6⤵
              • 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\{6C8CF~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:544
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{076AE~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:1100
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{1648E~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:5668
    • 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:6028

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {076AE464-C995-4e3e-99E4-DF2F0DC89910}.exe

        • Path C:\Windows\{076AE464-C995-4e3e-99E4-DF2F0DC89910}.exe
        • Size 60KB
        • SHA256 4f66ad90dbcc3eee160e55e2efc427b4e0c9a0422459446fc2d468c40e085c75
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1648E639-EDD5-4685-B198-39DBA8607FF0}.exe

        • Path C:\Windows\{1648E639-EDD5-4685-B198-39DBA8607FF0}.exe
        • Size 60KB
        • SHA256 0d98726d0819031e50667751e964ac9e960a4477611ea8f1e939eca1d58eb98c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1997B2DB-CB60-4e3c-908D-8FDA459C7550}.exe

        • Path C:\Windows\{1997B2DB-CB60-4e3c-908D-8FDA459C7550}.exe
        • Size 60KB
        • SHA256 a74e4cb77de114624819650b6983c834203d71e60582dc72edc7170bca2ef2fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6C8CFB02-2B32-4205-A23B-5EDE3BB49BA7}.exe

        • Path C:\Windows\{6C8CFB02-2B32-4205-A23B-5EDE3BB49BA7}.exe
        • Size 60KB
        • SHA256 5235e6c60fdbdeaac6ce4a353011cfef83c416f09a0b167bcf37e176e83bb33b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7A8A5E10-BDE0-4916-9AC0-A5C689DEF5C1}.exe

        • Path C:\Windows\{7A8A5E10-BDE0-4916-9AC0-A5C689DEF5C1}.exe
        • Size 60KB
        • SHA256 b69486a2216a28c591998929fa4134c116e57149dd6bea73b93a503915aa009b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {88816DDA-F13E-4c53-8BD8-34EE243A90C2}.exe

        • Path C:\Windows\{88816DDA-F13E-4c53-8BD8-34EE243A90C2}.exe
        • Size 60KB
        • SHA256 7dfe5913d0ad46ea65790a3fca41deeeec70292010b268a25a2e87870dd2b3ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {89FA0796-4FC6-496b-A356-054F25762252}.exe

        • Path C:\Windows\{89FA0796-4FC6-496b-A356-054F25762252}.exe
        • Size 60KB
        • SHA256 47483c5880c98fdb1da4427e4ba56c3f41748e29658de6576a281793bcf48945
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9651D16B-79F0-4d05-9679-6D990F2ADC33}.exe

        • Path C:\Windows\{9651D16B-79F0-4d05-9679-6D990F2ADC33}.exe
        • Size 60KB
        • SHA256 4f0a06a2c5b955c8bd546325e4a212ef85a448e0658ab0d583090fd1fa90cebd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B0FA66FA-AB01-4c37-8A5B-B84AEBA646A5}.exe

        • Path C:\Windows\{B0FA66FA-AB01-4c37-8A5B-B84AEBA646A5}.exe
        • Size 60KB
        • SHA256 8ff59eb46119bf9672d21dea01da5320c06828ef352921fd98853de577749e88
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CE89144B-1B0C-4d30-AB27-A79F1F1146AC}.exe

        • Path C:\Windows\{CE89144B-1B0C-4d30-AB27-A79F1F1146AC}.exe
        • Size 60KB
        • SHA256 6e041323aa83dc8b0355639fb19dba0895994cb4a612374561a71ac0cc543676
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D02F85F7-BBA6-4c85-8369-044691BD51CF}.exe

        • Path C:\Windows\{D02F85F7-BBA6-4c85-8369-044691BD51CF}.exe
        • Size 60KB
        • SHA256 37292f5601361f4ce9961d73cce27dfa478cfce6f6fda2c441c2a33e6140005d
        • MD5 SHA1 SHA512 SSDEEP TLSH