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Analysis

  • max time kernel
    30s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    03/05/2023, 07:34

General

  • Target

    WaterX/waterx.exe

  • Size

    5.1MB

  • MD5

    6a774cdac85aef960516a02d0a6d504b

  • SHA1

    f7cd4171c42337a938fdb2d6b67191eb492885db

  • SHA256

    517d8ea847af39d0dbe01a53705edfa43a69e4ebf0aeb80bf4cf2beb8961c856

  • SHA512

    6116c93ce51167d705baa6a856b1713ef5c4e54201ce6e7b51ac422cc69b45162fd23534946bd0325881d68a4c070f21a9ad483e3697c6eb5c233458f113e2f7

  • SSDEEP

    98304:LYoQQWXDaQGUK76Iw8T2mx+V+iQgXLDLKZzyNxWIa3zYswKJ/BAw:LYoQNEr76Y6mx+VXJiIGIa3z/wdw

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 27 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WaterX\waterx.exe
    "C:\Users\Admin\AppData\Local\Temp\WaterX\waterx.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" https://api.naxetscripts.com/getkey
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:268
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:268 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1672

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1768-56-0x0000000000850000-0x0000000001530000-memory.dmp

    Filesize

    12.9MB

  • memory/1768-57-0x0000000000850000-0x0000000001530000-memory.dmp

    Filesize

    12.9MB

  • memory/1768-58-0x0000000000850000-0x0000000001530000-memory.dmp

    Filesize

    12.9MB

  • memory/1768-59-0x0000000003030000-0x0000000003070000-memory.dmp

    Filesize

    256KB

  • memory/1768-60-0x0000000005970000-0x0000000005D2C000-memory.dmp

    Filesize

    3.7MB

  • memory/1768-61-0x0000000003030000-0x0000000003070000-memory.dmp

    Filesize

    256KB

  • memory/1768-62-0x00000000007F0000-0x00000000007FA000-memory.dmp

    Filesize

    40KB

  • memory/1768-63-0x00000000007F0000-0x00000000007FA000-memory.dmp

    Filesize

    40KB

  • memory/1768-64-0x0000000003030000-0x0000000003070000-memory.dmp

    Filesize

    256KB

  • memory/1768-66-0x0000000000850000-0x0000000001530000-memory.dmp

    Filesize

    12.9MB

  • memory/1768-68-0x0000000003030000-0x0000000003070000-memory.dmp

    Filesize

    256KB

  • memory/1768-69-0x0000000003030000-0x0000000003070000-memory.dmp

    Filesize

    256KB

  • memory/1768-70-0x00000000007F0000-0x00000000007FA000-memory.dmp

    Filesize

    40KB

  • memory/1768-71-0x00000000007F0000-0x00000000007FA000-memory.dmp

    Filesize

    40KB

  • memory/1768-72-0x0000000003030000-0x0000000003070000-memory.dmp

    Filesize

    256KB