Analysis

  • max time kernel
    148s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/11/2026, 23:05

General

  • Target
    2026-11-14_f16240eea91fdb01295f6f30508512ee_elex_remcos_wannacry.exe
  • Size 79KB
  • Sample261114-22wfdaev4v
  • SHA256 5f660440e05b0c389e21b663708243e431418b27fd4680bbd784aa759ee31d3f
  • 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
  • Custom signature
    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\2026-11-14_f16240eea91fdb01295f6f30508512ee_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-14_f16240eea91fdb01295f6f30508512ee_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:2656
    • C:\Windows\{F35B697C-C832-42a5-8E14-C7BF2CA1BBD4}.exe
      C:\Windows\{F35B697C-C832-42a5-8E14-C7BF2CA1BBD4}.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:3256
      • C:\Windows\{E32C1BB9-14BF-48f8-A242-E8346FD0BDD7}.exe
        C:\Windows\{E32C1BB9-14BF-48f8-A242-E8346FD0BDD7}.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:852
        • C:\Windows\{079BB0FE-434B-4a54-AD4C-57A9D0F0DAA0}.exe
          C:\Windows\{079BB0FE-434B-4a54-AD4C-57A9D0F0DAA0}.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:2308
          • C:\Windows\{6131794B-AD6B-448d-B018-10F59733D317}.exe
            C:\Windows\{6131794B-AD6B-448d-B018-10F59733D317}.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:5116
            • C:\Windows\{15B4BA43-2C64-4f70-97AB-6DE473106608}.exe
              C:\Windows\{15B4BA43-2C64-4f70-97AB-6DE473106608}.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:5940
              • C:\Windows\{1E9C000B-E3C2-40f5-A31B-A48BD00A51B0}.exe
                C:\Windows\{1E9C000B-E3C2-40f5-A31B-A48BD00A51B0}.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:1564
                • C:\Windows\{80E0F0E7-07AD-4d39-9295-5657B5C51913}.exe
                  C:\Windows\{80E0F0E7-07AD-4d39-9295-5657B5C51913}.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:3880
                  • C:\Windows\{2591349C-C1E7-4372-A405-EEE5B223B897}.exe
                    C:\Windows\{2591349C-C1E7-4372-A405-EEE5B223B897}.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:1784
                    • C:\Windows\{D72F2AF0-DDDC-4055-946E-970C58ED545D}.exe
                      C:\Windows\{D72F2AF0-DDDC-4055-946E-970C58ED545D}.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:2456
                      • C:\Windows\{BFA172FE-0926-46f9-BBF4-78F99AEFB17E}.exe
                        C:\Windows\{BFA172FE-0926-46f9-BBF4-78F99AEFB17E}.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:2152
                        • C:\Windows\{10F632B8-F831-446d-B998-30FAF5D1E5B5}.exe
                          C:\Windows\{10F632B8-F831-446d-B998-30FAF5D1E5B5}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:1612
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{BFA17~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:3268
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{D72F2~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:4808
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{25913~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:2104
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{80E0F~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:4256
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{1E9C0~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:2556
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{15B4B~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3060
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{61317~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4756
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{079BB~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3320
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{E32C1~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:2304
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{F35B6~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:3016
    • 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:5112

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {079BB0FE-434B-4a54-AD4C-57A9D0F0DAA0}.exe

        • Path C:\Windows\{079BB0FE-434B-4a54-AD4C-57A9D0F0DAA0}.exe
        • Size 79KB
        • SHA256 ddf6d76f7d104313fdbcd486ed8508b1100224dbc9b749f21147076c31b571fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {10F632B8-F831-446d-B998-30FAF5D1E5B5}.exe

        • Path C:\Windows\{10F632B8-F831-446d-B998-30FAF5D1E5B5}.exe
        • Size 79KB
        • SHA256 8fd9648bef0464d1d6935824fa2d2af6efaaae25b99d5a5890c590af86156ef9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {15B4BA43-2C64-4f70-97AB-6DE473106608}.exe

        • Path C:\Windows\{15B4BA43-2C64-4f70-97AB-6DE473106608}.exe
        • Size 79KB
        • SHA256 f69786eb1228349ab96333ff586e13133490d83c7f4276e490283f28c7a2bfbe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1E9C000B-E3C2-40f5-A31B-A48BD00A51B0}.exe

        • Path C:\Windows\{1E9C000B-E3C2-40f5-A31B-A48BD00A51B0}.exe
        • Size 79KB
        • SHA256 ef5d7dba0ed0c14c2a11e8bab9a11e3fb73f31b5207b8c08152a1c830bc8d9d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2591349C-C1E7-4372-A405-EEE5B223B897}.exe

        • Path C:\Windows\{2591349C-C1E7-4372-A405-EEE5B223B897}.exe
        • Size 79KB
        • SHA256 dca34bc0fcc898ba025d033e95cefe886c3f9f93e231b7be97dee59af0329f1b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6131794B-AD6B-448d-B018-10F59733D317}.exe

        • Path C:\Windows\{6131794B-AD6B-448d-B018-10F59733D317}.exe
        • Size 79KB
        • SHA256 420c484e5167f7e2d0b553be67528f590bc0af0cf1a74e9b6455ff8e9fb3b64d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {80E0F0E7-07AD-4d39-9295-5657B5C51913}.exe

        • Path C:\Windows\{80E0F0E7-07AD-4d39-9295-5657B5C51913}.exe
        • Size 79KB
        • SHA256 fa07e9748abf9a88736db5ecfe3db494c362f90095c6cdc28a74e21f4dad2c8f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {BFA172FE-0926-46f9-BBF4-78F99AEFB17E}.exe

        • Path C:\Windows\{BFA172FE-0926-46f9-BBF4-78F99AEFB17E}.exe
        • Size 79KB
        • SHA256 8fde0222dad9c860d5e5235df5eaf5c84ad33c26e5942c8d769a5a5d4c7426ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D72F2AF0-DDDC-4055-946E-970C58ED545D}.exe

        • Path C:\Windows\{D72F2AF0-DDDC-4055-946E-970C58ED545D}.exe
        • Size 79KB
        • SHA256 5d2c0201c0cc6f453a4d4c1ca75af4042fb350a66174381873eb087c246a4601
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E32C1BB9-14BF-48f8-A242-E8346FD0BDD7}.exe

        • Path C:\Windows\{E32C1BB9-14BF-48f8-A242-E8346FD0BDD7}.exe
        • Size 79KB
        • SHA256 a0d83057162ed9674a988ae520c3290fa929461ecf1ac2faf19d79b021efb3ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F35B697C-C832-42a5-8E14-C7BF2CA1BBD4}.exe

        • Path C:\Windows\{F35B697C-C832-42a5-8E14-C7BF2CA1BBD4}.exe
        • Size 79KB
        • SHA256 cf64386d2b9eed7f2715df14c245fbd928807e43aa9360b7e6d0a8720d095255
        • MD5 SHA1 SHA512 SSDEEP TLSH