Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/11/2026, 17:16

General

  • Target
    2026-11-10_e31fed57e713c09e2ca82be52b91ec23_elex_remcos_wannacry.exe
  • Size 79KB
  • Sample261111-vth2raxt4m
  • SHA256 7f4bca5543f87f3c671c6d55862b505412ef5244ec7b774f9cbb07c64c3c3033
  • 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 6 IoCs
  • Custom signature
    Detects Windows executables referencing non-Windows User-Agents 6 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 12 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 6 IoCs
  • Drops file in Windows directory 6 IoCs
  • Executes a command shell one-liner 1 TTPs 6 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 13 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 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-10_e31fed57e713c09e2ca82be52b91ec23_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-10_e31fed57e713c09e2ca82be52b91ec23_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:3468
    • C:\Windows\{1AFFF7F3-706F-4e19-A904-75253FFD05F0}.exe
      C:\Windows\{1AFFF7F3-706F-4e19-A904-75253FFD05F0}.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:4712
      • C:\Windows\{E9ECE8D5-8488-472e-BDDD-598E1062A9D3}.exe
        C:\Windows\{E9ECE8D5-8488-472e-BDDD-598E1062A9D3}.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:4384
        • C:\Windows\{380E036B-3663-4471-BC12-4019B85327E7}.exe
          C:\Windows\{380E036B-3663-4471-BC12-4019B85327E7}.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:100
          • C:\Windows\{38D0FDC6-FB3B-4321-A798-6DC534F1FF21}.exe
            C:\Windows\{38D0FDC6-FB3B-4321-A798-6DC534F1FF21}.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:632
            • C:\Windows\{14D4EF0A-0FDF-4df8-8C5F-4A3B6DBB9C90}.exe
              C:\Windows\{14D4EF0A-0FDF-4df8-8C5F-4A3B6DBB9C90}.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:2096
              • C:\Windows\{95E2E308-59F7-4701-B894-E43555311ACB}.exe
                C:\Windows\{95E2E308-59F7-4701-B894-E43555311ACB}.exe
                7⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:3244
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{14D4E~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:1976
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{38D0F~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1528
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{380E0~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3952
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{E9ECE~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:908
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{1AFFF~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:3860
    • 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:4492

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {14D4EF0A-0FDF-4df8-8C5F-4A3B6DBB9C90}.exe

        • Path C:\Windows\{14D4EF0A-0FDF-4df8-8C5F-4A3B6DBB9C90}.exe
        • Size 79KB
        • SHA256 da954835703b7e3fd848cf9a875d0985c43d0af47cdc14ae9d08141b62a2dc05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1AFFF7F3-706F-4e19-A904-75253FFD05F0}.exe

        • Path C:\Windows\{1AFFF7F3-706F-4e19-A904-75253FFD05F0}.exe
        • Size 79KB
        • SHA256 cdd4e2d708127311bfa179e2e93da63aa972760852252666d9c35b17cbd1c35a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {380E036B-3663-4471-BC12-4019B85327E7}.exe

        • Path C:\Windows\{380E036B-3663-4471-BC12-4019B85327E7}.exe
        • Size 79KB
        • SHA256 3c17619f757a75ed968102ca4d8fe25ceccfbbbd72a6470e61a0160daf7c49c0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {38D0FDC6-FB3B-4321-A798-6DC534F1FF21}.exe

        • Path C:\Windows\{38D0FDC6-FB3B-4321-A798-6DC534F1FF21}.exe
        • Size 79KB
        • SHA256 be38ce8419f012223b7e7255bd7c20f5a10fd02408da915ccae616b77d1dafc6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {95E2E308-59F7-4701-B894-E43555311ACB}.exe

        • Path C:\Windows\{95E2E308-59F7-4701-B894-E43555311ACB}.exe
        • Size 79KB
        • SHA256 f2211ce6069c089360be595934ce9eb37f9113bd28100f06d7d9487d78ed84b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E9ECE8D5-8488-472e-BDDD-598E1062A9D3}.exe

        • Path C:\Windows\{E9ECE8D5-8488-472e-BDDD-598E1062A9D3}.exe
        • Size 79KB
        • SHA256 008f03dc91d1cdf18c32b4d969e397b5eabb3fee3613eb6f07c82490793468c0
        • MD5 SHA1 SHA512 SSDEEP TLSH