Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 04:31

General

  • Target
    AsyncClient.exe
  • Size 45KB
  • Sample260801-e5lzsadf73
  • SHA256 459fa536e159dc17b55a78c94dfe750b7452aea6d22333aa0c52477e499a0126
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • cmec.in/vi-vn/:6606

  • cmec.in/vi-vn/:7707

  • cmec.in/vi-vn/:8808

  • cmec.in/vi-vn/:443

  • cmec.in/vi-vn/:80

  • cmec.in/vi-vn/:8844

  • cmec.in/vi-vn/:22

  • cmec.in/vi-vn/:53

  • ee88.codes/vi-vn/:6606

  • ee88.codes/vi-vn/:7707

  • ee88.codes/vi-vn/:8808

  • ee88.codes/vi-vn/:443

  • ee88.codes/vi-vn/:80

  • ee88.codes/vi-vn/:8844

  • ee88.codes/vi-vn/:22

  • ee88.codes/vi-vn/:53

  • installatiebedrijfahdejong.nl/vi-vn/:6606

  • installatiebedrijfahdejong.nl/vi-vn/:7707

  • installatiebedrijfahdejong.nl/vi-vn/:8808

  • installatiebedrijfahdejong.nl/vi-vn/:443

Mutex
  • 4UWs9OPJ8vyg

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\AsyncClient.exe
    "C:\Users\Admin\AppData\Local\Temp\AsyncClient.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:1796

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1796-0-0x0000000074E52000-0x0000000074E53000-memory.dmp

        memory/1796-1-0x00000000001A0000-0x00000000001B2000-memory.dmp

        memory/1796-2-0x0000000074E40000-0x00000000755FC000-memory.dmp

        memory/1796-3-0x0000000074E52000-0x0000000074E53000-memory.dmp

        memory/1796-4-0x0000000074E40000-0x00000000755FC000-memory.dmp