Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 01:43

General

  • Target
    2026-06-01_efb4e37c5eefc122c739b2749fe17528_elex_gh0st-rat_wannacry.exe
  • Size 24.0MB
  • Sample260601-b4865sbs2w
  • SHA256 23f18c3705de86faa5dcb499980f35e5ff4733f87182161c5f9504c17d6eaea4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10

Malware Config

Signatures

  • Family: Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Gh0st RAT payload 5 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-01_efb4e37c5eefc122c739b2749fe17528_elex_gh0st-rat_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-01_efb4e37c5eefc122c739b2749fe17528_elex_gh0st-rat_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2708
    • \??\c:\users\admin\appdata\local\knvgrxvtll
      "C:\Users\Admin\AppData\Local\Temp\2026-06-01_efb4e37c5eefc122c739b2749fe17528_elex_gh0st-rat_wannacry.exe" a -sc:\users\admin\appdata\local\temp\2026-06-01_efb4e37c5eefc122c739b2749fe17528_elex_gh0st-rat_wannacry.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1108

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        knvgrxvtll

        • Path \??\c:\users\admin\appdata\local\knvgrxvtll
        • Size 24.0MB
        • SHA256 1b578f54496bd715c7502540353795b033c705624fd291dee8c958c7e20dfd42
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1108-7-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/1108-8-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/2708-0-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/2708-6-0x0000000000400000-0x0000000000433000-memory.dmp