Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 10:25

General

  • Target
    2026-11-07_c134983d0b38e5b7aaa0061e4a28681f_elex_gh0st-rat_remcos_wannacry.exe
  • Size 50KB
  • Sample261107-mf2b6sct6m
  • SHA256 04716b1cd6f15d4897f1bccdab7089a706dcda3607b34433ed3c05e7236c658e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Custom signature
    Detects Windows executables referencing non-Windows User-Agents 12 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 4 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 2 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 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 2 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious behavior: RenamesItself 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-07_c134983d0b38e5b7aaa0061e4a28681f_elex_gh0st-rat_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-07_c134983d0b38e5b7aaa0061e4a28681f_elex_gh0st-rat_remcos_wannacry.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    PID:3640
  • C:\Windows\SysWOW64\gykgye.exe
    C:\Windows\SysWOW64\gykgye.exe
    1⤵
    • Executes dropped EXE
    • Enumerates connected drives
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4656

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        1.ini

        • Path C:\Users\Admin\AppData\Local\Temp\1.ini
        • Size 19B
        • SHA256 cd9ba7bf21540755f06ef0c37f054497e6b1ad666e7ab70a1acefee4317566d4
        • MD5 SHA1 SHA512

        1.ini

        • Path C:\Users\Admin\AppData\Local\Temp\1.ini
        • Size 18B
        • SHA256 a97ac72ef755a63f736ad4ee562abd973f3094c3ebdfd8572465abc29fc75468
        • MD5 SHA1 SHA512

        2026-11-07_c134983d0b38e5b7aaa0061e4a28681f_elex_gh0st-rat_remcos_wannacry.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-11-07_c134983d0b38e5b7aaa0061e4a28681f_elex_gh0st-rat_remcos_wannacry.exe
        • Size 50KB
        • SHA256 bb3888bb8a863879ab5c0ae4801184b1e42d795fa9d75546f879ca7618b99c27
        • MD5 SHA1 SHA512 SSDEEP TLSH

        1.ini

        • Path C:\Windows\SysWOW64\1.ini
        • Size 19B
        • SHA256 d0751c29922bcdec1b7d9728332527951bf3ee86905ddef75d1d9470f136a3e9
        • MD5 SHA1 SHA512

        1.ini

        • Path C:\Windows\SysWOW64\1.ini
        • Size 18B
        • SHA256 eef5d88d917bd79c4860787f2194067e182d2e9370c5bbbcb1ea8d0d601b1191
        • MD5 SHA1 SHA512

        gykgye.exe

        • Path C:\Windows\SysWOW64\gykgye.exe
        • Size 50KB
        • SHA256 04716b1cd6f15d4897f1bccdab7089a706dcda3607b34433ed3c05e7236c658e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3640-12-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4656-30-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4656-28-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4656-26-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4656-24-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4656-40-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4656-42-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4656-44-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4656-46-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4656-48-0x0000000000400000-0x000000000040E000-memory.dmp