Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 18:02

General

  • Target
    2026-09-29_a06dcdad644bd33d47f0e3369d8cf076_elex_gh0st-rat_remcos_wannacry.exe
  • Size 50KB
  • Sample260930-wmmxssty3n
  • SHA256 e89b03da722e18c53ee817d1e8575f00d0677a703a0217c85c3499c9b0adb2d8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detects Windows executables referencing non-Windows User-Agents 2 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 1 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\2026-09-29_a06dcdad644bd33d47f0e3369d8cf076_elex_gh0st-rat_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-29_a06dcdad644bd33d47f0e3369d8cf076_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:1940
  • C:\Windows\SysWOW64\cuwouc.exe
    C:\Windows\SysWOW64\cuwouc.exe
    1⤵
    • Executes dropped EXE
    • Enumerates connected drives
    • 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:4304

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        2.exe

        • Path C:\2.exe
        • Size 50KB
        • SHA256 cbb7a5e34f1d1688620eab369f83a5a5d5e05d2710571e104ccccdefe616686c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cuwouc.exe

        • Path C:\Windows\SysWOW64\cuwouc.exe
        • Size 50KB
        • SHA256 e89b03da722e18c53ee817d1e8575f00d0677a703a0217c85c3499c9b0adb2d8
        • MD5 SHA1 SHA512 SSDEEP TLSH