Analysis

  • max time kernel
    149s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    23/10/2026, 16:06

General

  • Target
    2026-10-22_e36d5fb70ea7824fde42e886a56d227f_elex_remcos_wannacry.exe
  • Size 64KB
  • Sample261023-tkcb6stt3n
  • SHA256 586de7c0a8dcfcd48c56272095a4894c81771eba7449c1c3c97b35a002858ad6
  • 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 36 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 36 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\2026-10-22_e36d5fb70ea7824fde42e886a56d227f_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_e36d5fb70ea7824fde42e886a56d227f_elex_remcos_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:60
    • C:\Windows\{9F64C69D-2808-4f54-BBF3-C0D7C39737A4}.exe
      C:\Windows\{9F64C69D-2808-4f54-BBF3-C0D7C39737A4}.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:3916
      • C:\Windows\{13200FF5-B7E2-4991-AF25-5B796AE19DF6}.exe
        C:\Windows\{13200FF5-B7E2-4991-AF25-5B796AE19DF6}.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:508
        • C:\Windows\{7A9DF38C-B017-4829-B231-B1B833DB401E}.exe
          C:\Windows\{7A9DF38C-B017-4829-B231-B1B833DB401E}.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:4584
          • C:\Windows\{5469E302-3AB7-40a0-9DC2-0B27D1835A47}.exe
            C:\Windows\{5469E302-3AB7-40a0-9DC2-0B27D1835A47}.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:2752
            • C:\Windows\{E2231810-8A18-439e-837D-C4951A423F25}.exe
              C:\Windows\{E2231810-8A18-439e-837D-C4951A423F25}.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:2332
              • C:\Windows\{78DC938E-5E9B-4116-808A-F9F737B4EE43}.exe
                C:\Windows\{78DC938E-5E9B-4116-808A-F9F737B4EE43}.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:4352
                • C:\Windows\{0F1AF15B-FECD-467b-B26A-5CE266F82469}.exe
                  C:\Windows\{0F1AF15B-FECD-467b-B26A-5CE266F82469}.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:3128
                  • C:\Windows\{301D8B75-4387-4772-9A80-A6B0F5EEC7CB}.exe
                    C:\Windows\{301D8B75-4387-4772-9A80-A6B0F5EEC7CB}.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:3912
                    • C:\Windows\{05767FFD-A01D-4e48-8829-6F6F1A1262A1}.exe
                      C:\Windows\{05767FFD-A01D-4e48-8829-6F6F1A1262A1}.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:4252
                      • C:\Windows\{48BF0629-658E-4da9-AE2C-9D426541580A}.exe
                        C:\Windows\{48BF0629-658E-4da9-AE2C-9D426541580A}.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:1712
                        • C:\Windows\{00F7AA8F-B529-4d9c-8EAF-AF80EEA82AD2}.exe
                          C:\Windows\{00F7AA8F-B529-4d9c-8EAF-AF80EEA82AD2}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:2460
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{48BF0~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:636
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{05767~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:4752
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{301D8~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:5056
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{0F1AF~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1848
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{78DC9~1.EXE > nul
                  8⤵
                  • 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\{E2231~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:532
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{5469E~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:3068
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{7A9DF~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1284
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{13200~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4044
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{9F64C~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:3280
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:3828

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {00F7AA8F-B529-4d9c-8EAF-AF80EEA82AD2}.exe

        • Path C:\Windows\{00F7AA8F-B529-4d9c-8EAF-AF80EEA82AD2}.exe
        • Size 64KB
        • SHA256 517ce282181e1c33ef456ef72850b41246df8792f9e277128e992ace30507ab1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {05767FFD-A01D-4e48-8829-6F6F1A1262A1}.exe

        • Path C:\Windows\{05767FFD-A01D-4e48-8829-6F6F1A1262A1}.exe
        • Size 64KB
        • SHA256 deb72f535fa567d4ce5a7af510b4c3c982606335122df28a6814384844382f35
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0F1AF15B-FECD-467b-B26A-5CE266F82469}.exe

        • Path C:\Windows\{0F1AF15B-FECD-467b-B26A-5CE266F82469}.exe
        • Size 64KB
        • SHA256 1cc5195c79bf625f8c6a28244fb195ed1467eb310033c5fd59a562c06afb5654
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {13200FF5-B7E2-4991-AF25-5B796AE19DF6}.exe

        • Path C:\Windows\{13200FF5-B7E2-4991-AF25-5B796AE19DF6}.exe
        • Size 64KB
        • SHA256 24e99653d7ff7bb05fbea0ef5e03693cd62c82d5db4a4ca1ee4cd66a54f95093
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {301D8B75-4387-4772-9A80-A6B0F5EEC7CB}.exe

        • Path C:\Windows\{301D8B75-4387-4772-9A80-A6B0F5EEC7CB}.exe
        • Size 64KB
        • SHA256 f8c380a180486493f31c26877707c618ce406c3013d98d68e484355ed710246b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {48BF0629-658E-4da9-AE2C-9D426541580A}.exe

        • Path C:\Windows\{48BF0629-658E-4da9-AE2C-9D426541580A}.exe
        • Size 64KB
        • SHA256 ea251812d420a794e1d9641c9cb4502d48060fc130d8b2bc5afeec2ebe8aa738
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5469E302-3AB7-40a0-9DC2-0B27D1835A47}.exe

        • Path C:\Windows\{5469E302-3AB7-40a0-9DC2-0B27D1835A47}.exe
        • Size 64KB
        • SHA256 1bd815f4fcbba79c16beb3503a9f42c4afa44dc7b13a2d5aa47476c1d67f4611
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {78DC938E-5E9B-4116-808A-F9F737B4EE43}.exe

        • Path C:\Windows\{78DC938E-5E9B-4116-808A-F9F737B4EE43}.exe
        • Size 64KB
        • SHA256 c2a2e965b1d8be8d7ad0311a67a1148bf59b9e3a8d1f35ab55b90c8279694ecd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7A9DF38C-B017-4829-B231-B1B833DB401E}.exe

        • Path C:\Windows\{7A9DF38C-B017-4829-B231-B1B833DB401E}.exe
        • Size 64KB
        • SHA256 af738cc54c482256ece9586283a192a67edb7c13ee314c72d475014975eccd98
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9F64C69D-2808-4f54-BBF3-C0D7C39737A4}.exe

        • Path C:\Windows\{9F64C69D-2808-4f54-BBF3-C0D7C39737A4}.exe
        • Size 64KB
        • SHA256 eb454bf0a0c43b6668e8172d65a545c0433d45d1ca19558f5c0c4a1bebd6f573
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E2231810-8A18-439e-837D-C4951A423F25}.exe

        • Path C:\Windows\{E2231810-8A18-439e-837D-C4951A423F25}.exe
        • Size 64KB
        • SHA256 7449d35dbe1afe961ca475ecc91394917a6c471678de07163f3dc834a81b3393
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/60-0-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/60-6-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/60-1-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/508-18-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/508-14-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/1712-66-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/1712-61-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/2332-31-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/2332-36-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/2460-67-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/2752-25-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/2752-29-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3128-44-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3128-49-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3912-50-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3912-56-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3916-8-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3916-5-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3916-12-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4252-54-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4252-59-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4352-42-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4352-37-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4584-24-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4584-19-0x0000000000400000-0x0000000000410000-memory.dmp