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
    02/11/2026, 17:18

General

  • Target
    2026-11-02_fcf47e1488784bc1720e1dddb4423b4f_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample261102-vvncvsff99
  • SHA256 b17ce58786f9400915f146d97ff2ed4dbd68dddf7de2a5dc6ba1864d64437444
  • 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\2026-11-02_fcf47e1488784bc1720e1dddb4423b4f_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-02_fcf47e1488784bc1720e1dddb4423b4f_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:5044
    • C:\Windows\{A89788BD-F5F5-4822-A5E4-909D3EC6E6DD}.exe
      C:\Windows\{A89788BD-F5F5-4822-A5E4-909D3EC6E6DD}.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:3524
      • C:\Windows\{F465C750-C6FF-46da-BD0B-36B57EFB9EB2}.exe
        C:\Windows\{F465C750-C6FF-46da-BD0B-36B57EFB9EB2}.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:2320
        • C:\Windows\{B8E3591B-CA4F-4a01-BED2-73EE4FD8C4AA}.exe
          C:\Windows\{B8E3591B-CA4F-4a01-BED2-73EE4FD8C4AA}.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:2784
          • C:\Windows\{8C6154EE-6FAA-4a50-A105-5DBFAFBDEF18}.exe
            C:\Windows\{8C6154EE-6FAA-4a50-A105-5DBFAFBDEF18}.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:3732
            • C:\Windows\{F2FD7954-8F71-46b6-90D3-955298FF3D46}.exe
              C:\Windows\{F2FD7954-8F71-46b6-90D3-955298FF3D46}.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:3048
              • C:\Windows\{07ADF726-5F7B-4c01-B2BB-74FF1F04D120}.exe
                C:\Windows\{07ADF726-5F7B-4c01-B2BB-74FF1F04D120}.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:3144
                • C:\Windows\{6A2A2269-6871-45b3-8AA7-E2227F64900C}.exe
                  C:\Windows\{6A2A2269-6871-45b3-8AA7-E2227F64900C}.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\{FD8FD2E0-AF92-48a1-8656-98E6AB5B2ADA}.exe
                    C:\Windows\{FD8FD2E0-AF92-48a1-8656-98E6AB5B2ADA}.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:2536
                    • C:\Windows\{96393917-1A2E-44f2-BED6-3BC8905F7D79}.exe
                      C:\Windows\{96393917-1A2E-44f2-BED6-3BC8905F7D79}.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:3912
                      • C:\Windows\{40B0D7C8-2E9E-44c3-B983-8922A9847E04}.exe
                        C:\Windows\{40B0D7C8-2E9E-44c3-B983-8922A9847E04}.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:1864
                        • C:\Windows\{7AE6F3C0-D4B5-4e3c-B516-9BB53C758871}.exe
                          C:\Windows\{7AE6F3C0-D4B5-4e3c-B516-9BB53C758871}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:1632
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{40B0D~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:4476
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{96393~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:724
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{FD8FD~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:760
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{6A2A2~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1708
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{07ADF~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4364
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{F2FD7~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3304
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{8C615~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:440
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{B8E35~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3124
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{F465C~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4344
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{A8978~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2188
    • 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:3900

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {07ADF726-5F7B-4c01-B2BB-74FF1F04D120}.exe

        • Path C:\Windows\{07ADF726-5F7B-4c01-B2BB-74FF1F04D120}.exe
        • Size 60KB
        • SHA256 b7332035ecf8e13d51daff6625ffb8a77d0b015aa317d97763f355e22e36aa46
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {40B0D7C8-2E9E-44c3-B983-8922A9847E04}.exe

        • Path C:\Windows\{40B0D7C8-2E9E-44c3-B983-8922A9847E04}.exe
        • Size 60KB
        • SHA256 f02d92a7f80e42bc4c79d4dd8348f56c1663c8a9aa06a655aac1351ae46328a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6A2A2269-6871-45b3-8AA7-E2227F64900C}.exe

        • Path C:\Windows\{6A2A2269-6871-45b3-8AA7-E2227F64900C}.exe
        • Size 60KB
        • SHA256 f21b1d11d2f701cdfe3fbc887389c4f97f9b74679a7a8a37f8a95f7a7eacfb87
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7AE6F3C0-D4B5-4e3c-B516-9BB53C758871}.exe

        • Path C:\Windows\{7AE6F3C0-D4B5-4e3c-B516-9BB53C758871}.exe
        • Size 60KB
        • SHA256 33131c42429f624482a1b31a4622b3a0f8e122c9f8a3c3a67785cd93ee589bfd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8C6154EE-6FAA-4a50-A105-5DBFAFBDEF18}.exe

        • Path C:\Windows\{8C6154EE-6FAA-4a50-A105-5DBFAFBDEF18}.exe
        • Size 60KB
        • SHA256 cc8897007dce518f721e11c191a3de756b2ffb54b6565da132be2eae5572463f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {96393917-1A2E-44f2-BED6-3BC8905F7D79}.exe

        • Path C:\Windows\{96393917-1A2E-44f2-BED6-3BC8905F7D79}.exe
        • Size 60KB
        • SHA256 fb813c03238c979188c5067dd7646e2bf82ea42261a0c402b565fa9daf549bcf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A89788BD-F5F5-4822-A5E4-909D3EC6E6DD}.exe

        • Path C:\Windows\{A89788BD-F5F5-4822-A5E4-909D3EC6E6DD}.exe
        • Size 60KB
        • SHA256 c2ecd15f8067803cfd5a6e2fbc827ee12ad10cff06873fc9d4e8409cf52cb52d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B8E3591B-CA4F-4a01-BED2-73EE4FD8C4AA}.exe

        • Path C:\Windows\{B8E3591B-CA4F-4a01-BED2-73EE4FD8C4AA}.exe
        • Size 60KB
        • SHA256 39fa6cb70baf26ee97afbe9e50aff893cc298f9a5e958f926c7cae88c0f9cf17
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F2FD7954-8F71-46b6-90D3-955298FF3D46}.exe

        • Path C:\Windows\{F2FD7954-8F71-46b6-90D3-955298FF3D46}.exe
        • Size 60KB
        • SHA256 6004eb419e84b693aa7282c158a29e368d154f68bfd3df07934ea67489686cb2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F465C750-C6FF-46da-BD0B-36B57EFB9EB2}.exe

        • Path C:\Windows\{F465C750-C6FF-46da-BD0B-36B57EFB9EB2}.exe
        • Size 60KB
        • SHA256 bf3d831cdaea7a5bdc694c1d2f0dd7f47d334b71bc95bc0c22b22caccf1e2c2a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FD8FD2E0-AF92-48a1-8656-98E6AB5B2ADA}.exe

        • Path C:\Windows\{FD8FD2E0-AF92-48a1-8656-98E6AB5B2ADA}.exe
        • Size 60KB
        • SHA256 da1b8d7c0cc6a13424d3b6667553a08384009c2c09f642e2f77b1cd01952be9a
        • MD5 SHA1 SHA512 SSDEEP TLSH