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
    27/10/2026, 22:58

General

  • Target
    2026-10-27_ed104b1eeb5411052f64305f071d80e0_elex_remcos_wannacry.exe
  • Size 76KB
  • Sample261027-2xte8axtew
  • SHA256 b40c62cfd70d5a7cc1a5974107116021c9b54a59758490350dc08210fec5c679
  • 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\2026-10-27_ed104b1eeb5411052f64305f071d80e0_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-27_ed104b1eeb5411052f64305f071d80e0_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:4924
    • C:\Windows\{C4A4D1B4-EB01-42ba-9EA2-746CF828920C}.exe
      C:\Windows\{C4A4D1B4-EB01-42ba-9EA2-746CF828920C}.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:1804
      • C:\Windows\{33324B90-09E6-45f6-8F63-CFC1EB5D913D}.exe
        C:\Windows\{33324B90-09E6-45f6-8F63-CFC1EB5D913D}.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:2396
        • C:\Windows\{01C88C14-6BA3-42a9-AD5C-1BFE6CBCAE92}.exe
          C:\Windows\{01C88C14-6BA3-42a9-AD5C-1BFE6CBCAE92}.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:1508
          • C:\Windows\{8ABD7431-4C55-4f68-9297-ECE3F0ACEC5D}.exe
            C:\Windows\{8ABD7431-4C55-4f68-9297-ECE3F0ACEC5D}.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:3432
            • C:\Windows\{FB6CBDCE-EC67-49bd-935B-0BE20967F82F}.exe
              C:\Windows\{FB6CBDCE-EC67-49bd-935B-0BE20967F82F}.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:4608
              • C:\Windows\{2F7E0A9D-2829-44af-814B-798D565ED9E8}.exe
                C:\Windows\{2F7E0A9D-2829-44af-814B-798D565ED9E8}.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:3024
                • C:\Windows\{2ACA682E-1467-4779-87BE-12AEA13A7CCE}.exe
                  C:\Windows\{2ACA682E-1467-4779-87BE-12AEA13A7CCE}.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:1868
                  • C:\Windows\{D2412F9F-5056-432d-AC65-54DA316E6DBA}.exe
                    C:\Windows\{D2412F9F-5056-432d-AC65-54DA316E6DBA}.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:2644
                    • C:\Windows\{94010696-6D78-4f62-84DA-6455D0135C4C}.exe
                      C:\Windows\{94010696-6D78-4f62-84DA-6455D0135C4C}.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:3228
                      • C:\Windows\{98479088-6E26-41ef-BA36-A54D45BB51F3}.exe
                        C:\Windows\{98479088-6E26-41ef-BA36-A54D45BB51F3}.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:4132
                        • C:\Windows\{5B372FF7-C571-44d8-B5D3-9C207F6F8120}.exe
                          C:\Windows\{5B372FF7-C571-44d8-B5D3-9C207F6F8120}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:612
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{98479~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:5064
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{94010~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:5016
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{D2412~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4820
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{2ACA6~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1404
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{2F7E0~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1932
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{FB6CB~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3912
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{8ABD7~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:60
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{01C88~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3424
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{33324~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:2924
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{C4A4D~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1248
    • 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:3884

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {01C88C14-6BA3-42a9-AD5C-1BFE6CBCAE92}.exe

        • Path C:\Windows\{01C88C14-6BA3-42a9-AD5C-1BFE6CBCAE92}.exe
        • Size 76KB
        • SHA256 006f77a6c72f53c0c28a965549bd28c17aa31db90de0569761a4af1f74af80c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2ACA682E-1467-4779-87BE-12AEA13A7CCE}.exe

        • Path C:\Windows\{2ACA682E-1467-4779-87BE-12AEA13A7CCE}.exe
        • Size 76KB
        • SHA256 089cd13e1c0475a6677ed5924f584006ddf85f3f16a7397f1102d3279a85a9d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2F7E0A9D-2829-44af-814B-798D565ED9E8}.exe

        • Path C:\Windows\{2F7E0A9D-2829-44af-814B-798D565ED9E8}.exe
        • Size 76KB
        • SHA256 e81d26b6c648f9e4aabc17e72d8966c4d1367fd945ca7a8310d34bf041d0b00d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {33324B90-09E6-45f6-8F63-CFC1EB5D913D}.exe

        • Path C:\Windows\{33324B90-09E6-45f6-8F63-CFC1EB5D913D}.exe
        • Size 76KB
        • SHA256 e204c52bdeeee9b6ec8d73dc3a0a850fb903bf51d966ea8175fd48db4c28c158
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5B372FF7-C571-44d8-B5D3-9C207F6F8120}.exe

        • Path C:\Windows\{5B372FF7-C571-44d8-B5D3-9C207F6F8120}.exe
        • Size 76KB
        • SHA256 4560dbc5470af648a101e5b9d88704c78dd7b3ac31221327a62d2caf18ed50ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8ABD7431-4C55-4f68-9297-ECE3F0ACEC5D}.exe

        • Path C:\Windows\{8ABD7431-4C55-4f68-9297-ECE3F0ACEC5D}.exe
        • Size 76KB
        • SHA256 e4636da8eeaec607c5046a8641aab6457cbaab4f143e4c5e646943f4ad46f711
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {94010696-6D78-4f62-84DA-6455D0135C4C}.exe

        • Path C:\Windows\{94010696-6D78-4f62-84DA-6455D0135C4C}.exe
        • Size 76KB
        • SHA256 200b196c525cc631bb96996d1ac92864feec3d4de7b23428183cf0c3b9aef0b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {98479088-6E26-41ef-BA36-A54D45BB51F3}.exe

        • Path C:\Windows\{98479088-6E26-41ef-BA36-A54D45BB51F3}.exe
        • Size 76KB
        • SHA256 bdfdbfa3e0f2ebfc3bfc9aed2d92328ef88af2a24aad63274faeec16dafcca04
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C4A4D1B4-EB01-42ba-9EA2-746CF828920C}.exe

        • Path C:\Windows\{C4A4D1B4-EB01-42ba-9EA2-746CF828920C}.exe
        • Size 76KB
        • SHA256 898459b70eb2acf8a0574b7a00be4728cfb7593a515be40dfeea4ddea3bf8858
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D2412F9F-5056-432d-AC65-54DA316E6DBA}.exe

        • Path C:\Windows\{D2412F9F-5056-432d-AC65-54DA316E6DBA}.exe
        • Size 76KB
        • SHA256 291ae58102cc59fdc3c3bdec127d763380ee2b6d8fa2ea2ea7c80b8eb172b61f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FB6CBDCE-EC67-49bd-935B-0BE20967F82F}.exe

        • Path C:\Windows\{FB6CBDCE-EC67-49bd-935B-0BE20967F82F}.exe
        • Size 76KB
        • SHA256 cbd26a87d82229b4c144bcc5ea3ae6142ffeb1f43448eaf765e7ccaf1e19f413
        • MD5 SHA1 SHA512 SSDEEP TLSH