Analysis

  • max time kernel
    150s
  • max time network
    132s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/10/2026, 04:53

General

  • Target
    2026-10-04_b80df64304ffe2d5a4c2dd5c8a56e4b2_elex_hacktools_wannacry.exe
  • Size 732KB
  • Sample261005-fh6akstdlf
  • SHA256 e1f122966fc686c85d3673a388fdd5e4f9f4d694ff02fb85ad7f8b0bd0212771
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: FlawedAmmyy RAT

    Remote-access trojan based on leaked code for the Ammyy remote admin software.

  • Drops file in System32 directory 4 IoCs
  • Direct Volume Access: Opens a physical disk for reading 1 TTPs 2 IoCs

    Opens a raw handle to a physical disk, which bypasses file system access controls and is used for disk inspection, anti-VM checks and privilege checks.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-04_b80df64304ffe2d5a4c2dd5c8a56e4b2_elex_hacktools_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-04_b80df64304ffe2d5a4c2dd5c8a56e4b2_elex_hacktools_wannacry.exe"
    1⤵
    • Direct Volume Access: Opens a physical disk for reading
    • System Location Discovery: System Language Discovery
    PID:5544
  • C:\Users\Admin\AppData\Local\Temp\2026-10-04_b80df64304ffe2d5a4c2dd5c8a56e4b2_elex_hacktools_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-04_b80df64304ffe2d5a4c2dd5c8a56e4b2_elex_hacktools_wannacry.exe" -service -lunch
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3984
    • C:\Users\Admin\AppData\Local\Temp\2026-10-04_b80df64304ffe2d5a4c2dd5c8a56e4b2_elex_hacktools_wannacry.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-10-04_b80df64304ffe2d5a4c2dd5c8a56e4b2_elex_hacktools_wannacry.exe"
      2⤵
      • Drops file in System32 directory
      • Direct Volume Access: Opens a physical disk for reading
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3736

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        hr

        • Path C:\ProgramData\AMMYY\hr
        • Size 22B
        • SHA256 e86acbc1a8b1c2d7082e164c61dbbf319d5887e9d6f371ab260c06794cb17a88
        • MD5 SHA1 SHA512

        hr3

        • Path C:\ProgramData\AMMYY\hr3
        • Size 75B
        • SHA256 2e5372a2c16a0cd4e5d9dc53a13b83f71f7696d1729a7d53a40d5fc8c299b592
        • MD5 SHA1 SHA512 TLSH

        settings3.bin

        • Path C:\ProgramData\AMMYY\settings3.bin
        • Size 283B
        • SHA256 14308d6008347c07c3629d73cccdb96de40757fe6c25519e6567bd6c4128ffc0
        • MD5 SHA1 SHA512 TLSH