Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/08/2026, 01:58

General

  • Target
    2026-08-12_02fbcff520518db5cd925eb3858e6a6d_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260813-cecmbagc36
  • SHA256 60e952e1ad446c2304158d6e09f478240732c3dabc7788125c49de030b0e62e3
  • 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\2026-08-12_02fbcff520518db5cd925eb3858e6a6d_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-12_02fbcff520518db5cd925eb3858e6a6d_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:4920
    • C:\Windows\{A761C5F7-17B2-4b69-AC02-BB30C4F64F0C}.exe
      C:\Windows\{A761C5F7-17B2-4b69-AC02-BB30C4F64F0C}.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:1116
      • C:\Windows\{A259EAE8-C9DD-4450-A6B6-D559899EF4B4}.exe
        C:\Windows\{A259EAE8-C9DD-4450-A6B6-D559899EF4B4}.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:1980
        • C:\Windows\{E4850AD3-ADD9-473a-A834-CBD495C36EA9}.exe
          C:\Windows\{E4850AD3-ADD9-473a-A834-CBD495C36EA9}.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:2772
          • C:\Windows\{F2BEEFF7-6708-48b3-98BE-38AFA1CB233F}.exe
            C:\Windows\{F2BEEFF7-6708-48b3-98BE-38AFA1CB233F}.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:248
            • C:\Windows\{B2AF2D3E-F069-450c-8E6E-C2317CDC3CA7}.exe
              C:\Windows\{B2AF2D3E-F069-450c-8E6E-C2317CDC3CA7}.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:1516
              • C:\Windows\{1509BDD8-0B25-446f-8497-7E5C6358B825}.exe
                C:\Windows\{1509BDD8-0B25-446f-8497-7E5C6358B825}.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:2232
                • C:\Windows\{78D1FF44-F1AA-411d-A829-41C1D60BC04F}.exe
                  C:\Windows\{78D1FF44-F1AA-411d-A829-41C1D60BC04F}.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:1212
                  • C:\Windows\{7B007A4F-57F7-4889-A231-5FA1927DADAF}.exe
                    C:\Windows\{7B007A4F-57F7-4889-A231-5FA1927DADAF}.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:2708
                    • C:\Windows\{378A36C2-F2F3-4597-B1DE-14330DBFF269}.exe
                      C:\Windows\{378A36C2-F2F3-4597-B1DE-14330DBFF269}.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:4272
                      • C:\Windows\{8C6F5F13-24AC-4c49-81E1-F8E5569573BE}.exe
                        C:\Windows\{8C6F5F13-24AC-4c49-81E1-F8E5569573BE}.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:4716
                        • C:\Windows\{05AC7C75-8C9B-4166-8CBA-50233F707C67}.exe
                          C:\Windows\{05AC7C75-8C9B-4166-8CBA-50233F707C67}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:2824
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{8C6F5~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:620
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{378A3~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:784
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{7B007~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:5280
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{78D1F~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:3812
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{1509B~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:1336
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{B2AF2~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3204
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{F2BEE~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2668
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{E4850~1.EXE > nul
            5⤵
            • 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\{A259E~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:364
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{A761C~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4156
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:1292

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {05AC7C75-8C9B-4166-8CBA-50233F707C67}.exe

        • Path C:\Windows\{05AC7C75-8C9B-4166-8CBA-50233F707C67}.exe
        • Size 60KB
        • SHA256 c2c181d67895681c44be1c0f030c8c7a46041df32770791a77caa5ea59d42b3d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1509BDD8-0B25-446f-8497-7E5C6358B825}.exe

        • Path C:\Windows\{1509BDD8-0B25-446f-8497-7E5C6358B825}.exe
        • Size 60KB
        • SHA256 208df3ca34024c9fac85051154a79f917293a152c91c4f0133c9abcef283d4fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {378A36C2-F2F3-4597-B1DE-14330DBFF269}.exe

        • Path C:\Windows\{378A36C2-F2F3-4597-B1DE-14330DBFF269}.exe
        • Size 60KB
        • SHA256 588603cd93c524bfa9a283ad83ad8de41c1e8e62b7250a64fba895422745e4b6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {78D1FF44-F1AA-411d-A829-41C1D60BC04F}.exe

        • Path C:\Windows\{78D1FF44-F1AA-411d-A829-41C1D60BC04F}.exe
        • Size 60KB
        • SHA256 d430ce1dd062572224cbd759a393ed0e623e5672cd3f295e0f5dcfeb918bc869
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7B007A4F-57F7-4889-A231-5FA1927DADAF}.exe

        • Path C:\Windows\{7B007A4F-57F7-4889-A231-5FA1927DADAF}.exe
        • Size 60KB
        • SHA256 0ccc4aa2b5351eb0b86a2b698e21c25bc587236ae781096a3c39b50f69f6a2fe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8C6F5F13-24AC-4c49-81E1-F8E5569573BE}.exe

        • Path C:\Windows\{8C6F5F13-24AC-4c49-81E1-F8E5569573BE}.exe
        • Size 60KB
        • SHA256 f831f060fcc5749a193125622abf0b282d51ef14d240db635cc91e7aa5b18914
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A259EAE8-C9DD-4450-A6B6-D559899EF4B4}.exe

        • Path C:\Windows\{A259EAE8-C9DD-4450-A6B6-D559899EF4B4}.exe
        • Size 60KB
        • SHA256 76e8adc3b5e89ee4fb55685697bc0b07dc955ebfcc87de2920aa3f7bbf44f84d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A761C5F7-17B2-4b69-AC02-BB30C4F64F0C}.exe

        • Path C:\Windows\{A761C5F7-17B2-4b69-AC02-BB30C4F64F0C}.exe
        • Size 60KB
        • SHA256 29384368a54fa88a8d8d761efb27d53d3ae7c778823bc6f384f91caf665e7aca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B2AF2D3E-F069-450c-8E6E-C2317CDC3CA7}.exe

        • Path C:\Windows\{B2AF2D3E-F069-450c-8E6E-C2317CDC3CA7}.exe
        • Size 60KB
        • SHA256 ccb90f439a7cfaba4a8ec1369dbdcdf97925e4cbab805ab84b75db4993eb5283
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E4850AD3-ADD9-473a-A834-CBD495C36EA9}.exe

        • Path C:\Windows\{E4850AD3-ADD9-473a-A834-CBD495C36EA9}.exe
        • Size 60KB
        • SHA256 8df7feb9259eddcca88a2cdeeeea6aa69e2c8df15be4fec767deb48771d3b9b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F2BEEFF7-6708-48b3-98BE-38AFA1CB233F}.exe

        • Path C:\Windows\{F2BEEFF7-6708-48b3-98BE-38AFA1CB233F}.exe
        • Size 60KB
        • SHA256 4c739fcd463c7bf5403170c27f793e672f7ce5e34287cc897ef5fe3493ab533e
        • MD5 SHA1 SHA512 SSDEEP TLSH