Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    13/08/2026, 04:29

General

  • Target
    2026-08-13_7da326dd9576eb0a1fe6f19c236dde89_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260813-e4jg9sbk5t
  • SHA256 84fcfd5c81385360aaf6b7bc40fae6c96326332ce483c8600ae4282a9063b912
  • 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 8 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 8 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 16 IoCs

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

  • Executes dropped EXE 8 IoCs
  • Drops file in Windows directory 8 IoCs
  • Executes a command shell one-liner 1 TTPs 8 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 17 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 8 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-13_7da326dd9576eb0a1fe6f19c236dde89_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-13_7da326dd9576eb0a1fe6f19c236dde89_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:2608
    • C:\Windows\{43222F72-96A7-4e51-9BC8-F373C98EDED5}.exe
      C:\Windows\{43222F72-96A7-4e51-9BC8-F373C98EDED5}.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:1264
      • C:\Windows\{421D7253-622A-4e18-9B30-46B91A025C36}.exe
        C:\Windows\{421D7253-622A-4e18-9B30-46B91A025C36}.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:4520
        • C:\Windows\{4503270D-7DF8-40d2-AA28-FFE3B9A865D6}.exe
          C:\Windows\{4503270D-7DF8-40d2-AA28-FFE3B9A865D6}.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:2252
          • C:\Windows\{812051F4-9C61-4e8c-92D3-33576EC1F64C}.exe
            C:\Windows\{812051F4-9C61-4e8c-92D3-33576EC1F64C}.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:1192
            • C:\Windows\{0527BFBF-57A4-45e7-AD0E-FC3ECFAFE4DD}.exe
              C:\Windows\{0527BFBF-57A4-45e7-AD0E-FC3ECFAFE4DD}.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:4032
              • C:\Windows\{9E530E6B-C045-48e1-BEAD-2CA8B82E1F1C}.exe
                C:\Windows\{9E530E6B-C045-48e1-BEAD-2CA8B82E1F1C}.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:4080
                • C:\Windows\{56ABBF72-F05A-4097-908F-91D207E3AA69}.exe
                  C:\Windows\{56ABBF72-F05A-4097-908F-91D207E3AA69}.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:884
                  • C:\Windows\{32D03DF3-F61B-4b9e-A5C4-2292F7C12AC8}.exe
                    C:\Windows\{32D03DF3-F61B-4b9e-A5C4-2292F7C12AC8}.exe
                    9⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    PID:4724
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{56ABB~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:4296
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{9E530~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:2920
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{0527B~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4604
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{81205~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:224
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{45032~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:3792
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{421D7~1.EXE > nul
          4⤵
          • 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:\Windows\{43222~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4676
    • 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:1340

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {0527BFBF-57A4-45e7-AD0E-FC3ECFAFE4DD}.exe

        • Path C:\Windows\{0527BFBF-57A4-45e7-AD0E-FC3ECFAFE4DD}.exe
        • Size 60KB
        • SHA256 25df93faff8e30395c6e136f2371852f69102ca3e7851cae315be9fcfb273cdb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {32D03DF3-F61B-4b9e-A5C4-2292F7C12AC8}.exe

        • Path C:\Windows\{32D03DF3-F61B-4b9e-A5C4-2292F7C12AC8}.exe
        • Size 60KB
        • SHA256 8b269cc332cf5ceaf0860a64a18d6e29b7fac538447ffbba95be1ca47b399f50
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {421D7253-622A-4e18-9B30-46B91A025C36}.exe

        • Path C:\Windows\{421D7253-622A-4e18-9B30-46B91A025C36}.exe
        • Size 60KB
        • SHA256 e9d1c48aeeeded850fb7dacbef19a3412be90b33c48b1d83f76d2599877a7b33
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {43222F72-96A7-4e51-9BC8-F373C98EDED5}.exe

        • Path C:\Windows\{43222F72-96A7-4e51-9BC8-F373C98EDED5}.exe
        • Size 60KB
        • SHA256 ac395336a871f9579ac383c93233e4fc9bcff967c4d90fc5bc6cc053c6b455c7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4503270D-7DF8-40d2-AA28-FFE3B9A865D6}.exe

        • Path C:\Windows\{4503270D-7DF8-40d2-AA28-FFE3B9A865D6}.exe
        • Size 60KB
        • SHA256 4e3b021eeeac2e17ae52cc3d915adc0ee7c097ea075594f3b85eaffc9e5aadb0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {56ABBF72-F05A-4097-908F-91D207E3AA69}.exe

        • Path C:\Windows\{56ABBF72-F05A-4097-908F-91D207E3AA69}.exe
        • Size 60KB
        • SHA256 5d260c8269b054c2e242dc65941d0839bbc1ca5c7d8bb51eb67862cf70053d8c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {812051F4-9C61-4e8c-92D3-33576EC1F64C}.exe

        • Path C:\Windows\{812051F4-9C61-4e8c-92D3-33576EC1F64C}.exe
        • Size 60KB
        • SHA256 6c8b09540606a399bc6715678da0702a3d9dce0b0e66323646832dd13d79ac37
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9E530E6B-C045-48e1-BEAD-2CA8B82E1F1C}.exe

        • Path C:\Windows\{9E530E6B-C045-48e1-BEAD-2CA8B82E1F1C}.exe
        • Size 60KB
        • SHA256 c8e61d21df76abc92522f596f619e810030e1bd9101b5365a53cab48b7c97d6f
        • MD5 SHA1 SHA512 SSDEEP TLSH