Analysis

  • max time kernel
    149s
  • max time network
    152s
  • 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, 09:48

General

  • Target
    2026-08-09_d0490576988cb56e2cb594a5eb5da17f_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260809-ls6xrayvdx
  • SHA256 04376f0cad7bbc35a840b0239c800cd2917f8ddfba7394bfcdf652c9bca27b7b
  • 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
  • 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\2026-08-09_d0490576988cb56e2cb594a5eb5da17f_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_d0490576988cb56e2cb594a5eb5da17f_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:5020
    • C:\Windows\{4806FD9D-7D5B-4fd3-8E7F-281F3BAA2126}.exe
      C:\Windows\{4806FD9D-7D5B-4fd3-8E7F-281F3BAA2126}.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:3268
      • C:\Windows\{5BA580AD-0B1E-4f38-A93A-67D35D900380}.exe
        C:\Windows\{5BA580AD-0B1E-4f38-A93A-67D35D900380}.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:4496
        • C:\Windows\{63D716BD-D5BB-46b4-B565-DE4F491E798F}.exe
          C:\Windows\{63D716BD-D5BB-46b4-B565-DE4F491E798F}.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:2272
          • C:\Windows\{2780183C-C4EA-4d88-98EF-141EE318AD4F}.exe
            C:\Windows\{2780183C-C4EA-4d88-98EF-141EE318AD4F}.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:3384
            • C:\Windows\{0278325A-9D58-4994-BBCA-F13F7272BA40}.exe
              C:\Windows\{0278325A-9D58-4994-BBCA-F13F7272BA40}.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:4780
              • C:\Windows\{AB238CCB-B0A6-4cd2-9B50-D0DAC6FA3693}.exe
                C:\Windows\{AB238CCB-B0A6-4cd2-9B50-D0DAC6FA3693}.exe
                7⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:1308
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{02783~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:3476
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{27801~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4824
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{63D71~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:5028
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{5BA58~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:4980
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{4806F~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:5084
    • 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:2636

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {0278325A-9D58-4994-BBCA-F13F7272BA40}.exe

        • Path C:\Windows\{0278325A-9D58-4994-BBCA-F13F7272BA40}.exe
        • Size 60KB
        • SHA256 63a9a930b3f8bda70b68ddb9ad8b926e82cff84cde43d835860fdc642be9452f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {2780183C-C4EA-4d88-98EF-141EE318AD4F}.exe

        • Path C:\Windows\{2780183C-C4EA-4d88-98EF-141EE318AD4F}.exe
        • Size 60KB
        • SHA256 dcd7ed529f4cfabbb36d07b375e6c58be173832d12f37afc0689bded633295c9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4806FD9D-7D5B-4fd3-8E7F-281F3BAA2126}.exe

        • Path C:\Windows\{4806FD9D-7D5B-4fd3-8E7F-281F3BAA2126}.exe
        • Size 60KB
        • SHA256 14d15b3da5c4ff4858dfb0f2f0c500d598e41dd11408204da5973dcc45ba9178
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5BA580AD-0B1E-4f38-A93A-67D35D900380}.exe

        • Path C:\Windows\{5BA580AD-0B1E-4f38-A93A-67D35D900380}.exe
        • Size 60KB
        • SHA256 4a8909c9c8218696b0a7f416d14a4b47cc6db1dcb7da3bd61c5622e045b33b2e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {63D716BD-D5BB-46b4-B565-DE4F491E798F}.exe

        • Path C:\Windows\{63D716BD-D5BB-46b4-B565-DE4F491E798F}.exe
        • Size 60KB
        • SHA256 6d72443b83bfbc9d0024943280a301d711f5a87baa4b00193db6e925ba7b79a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AB238CCB-B0A6-4cd2-9B50-D0DAC6FA3693}.exe

        • Path C:\Windows\{AB238CCB-B0A6-4cd2-9B50-D0DAC6FA3693}.exe
        • Size 60KB
        • SHA256 3fedb6057370087558ff5cf53f5383b2860b0530f28a7df80c0c3c7738ebfa2b
        • MD5 SHA1 SHA512 SSDEEP TLSH