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
    09/08/2026, 04:06

General

  • Target
    2026-08-09_86ebc44f693894472e171a03b338378a_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260809-en9phstva1
  • SHA256 a71663f8f96653a8ea85fcd0d709e3b1b594be68e539406e292625e081c702fc
  • 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 7 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 7 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 14 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Drops file in Windows directory 7 IoCs
  • Executes a command shell one-liner 1 TTPs 7 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 15 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 7 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-09_86ebc44f693894472e171a03b338378a_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_86ebc44f693894472e171a03b338378a_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:4112
    • C:\Windows\{BE71831A-8851-44fe-A739-85466F2CC03D}.exe
      C:\Windows\{BE71831A-8851-44fe-A739-85466F2CC03D}.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:3688
      • C:\Windows\{02E689DB-2268-46ec-BD74-63BD8A2C0BA7}.exe
        C:\Windows\{02E689DB-2268-46ec-BD74-63BD8A2C0BA7}.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:956
        • C:\Windows\{A5663D0C-0CAE-4219-A10B-72AED80785E3}.exe
          C:\Windows\{A5663D0C-0CAE-4219-A10B-72AED80785E3}.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:4832
          • C:\Windows\{28198274-0626-4fce-80A1-E393B86EEA9D}.exe
            C:\Windows\{28198274-0626-4fce-80A1-E393B86EEA9D}.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:4232
            • C:\Windows\{FC7D388D-D934-4ca4-8ADA-A0B056184B3A}.exe
              C:\Windows\{FC7D388D-D934-4ca4-8ADA-A0B056184B3A}.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:3356
              • C:\Windows\{4F114BB8-8E37-41f3-843A-EB1847FD7D63}.exe
                C:\Windows\{4F114BB8-8E37-41f3-843A-EB1847FD7D63}.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:1668
                • C:\Windows\{6BF42153-DC63-4008-A878-8A74AEB81312}.exe
                  C:\Windows\{6BF42153-DC63-4008-A878-8A74AEB81312}.exe
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:4636
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{4F114~1.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\{FC7D3~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3504
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{28198~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4048
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{A5663~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1376
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{02E68~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4208
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{BE718~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1716
    • 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:1236

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {02E689DB-2268-46ec-BD74-63BD8A2C0BA7}.exe

        • Path C:\Windows\{02E689DB-2268-46ec-BD74-63BD8A2C0BA7}.exe
        • Size 60KB
        • SHA256 7fb59f36b62f73a11fe22c339849ba4955bf34eea7cd07715055f56f1a146290
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {28198274-0626-4fce-80A1-E393B86EEA9D}.exe

        • Path C:\Windows\{28198274-0626-4fce-80A1-E393B86EEA9D}.exe
        • Size 60KB
        • SHA256 962b03a38888d48c4e7ac04b2872804bf97522c830d598aabc3a5f51950f45b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4F114BB8-8E37-41f3-843A-EB1847FD7D63}.exe

        • Path C:\Windows\{4F114BB8-8E37-41f3-843A-EB1847FD7D63}.exe
        • Size 60KB
        • SHA256 869056474e8b4e2ec0eb04a3d64396cd6f6261dbc430570619326c0029b385e2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6BF42153-DC63-4008-A878-8A74AEB81312}.exe

        • Path C:\Windows\{6BF42153-DC63-4008-A878-8A74AEB81312}.exe
        • Size 60KB
        • SHA256 9a2ced13b842242e527375facd97867780a9c8c6b004dcae768fa0f1f217c991
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A5663D0C-0CAE-4219-A10B-72AED80785E3}.exe

        • Path C:\Windows\{A5663D0C-0CAE-4219-A10B-72AED80785E3}.exe
        • Size 60KB
        • SHA256 de29a8d7e08acad5d4d8fdd01f8c8571c9db730d0a608b5ae094adbf019c275c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {BE71831A-8851-44fe-A739-85466F2CC03D}.exe

        • Path C:\Windows\{BE71831A-8851-44fe-A739-85466F2CC03D}.exe
        • Size 60KB
        • SHA256 4b6f9c9c66da8a73745cb9dcf3641c694c08e0fb7497fc57164b59730c283311
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {FC7D388D-D934-4ca4-8ADA-A0B056184B3A}.exe

        • Path C:\Windows\{FC7D388D-D934-4ca4-8ADA-A0B056184B3A}.exe
        • Size 60KB
        • SHA256 93672a91368290581101f5a6050f44eca8eaad1ada57b83b78ac2abd3e36b2bc
        • MD5 SHA1 SHA512 SSDEEP TLSH