Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 17:06

General

  • Target
    AsyncClient.exe
  • Size 45KB
  • Sample260702-vmka8sat9v
  • SHA256 422f233247dc2536cc2e7a78a6851498a870880c0856dbb6cf206f20d9f33533
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • carficol.com.co/vi-vn/:6606

  • carficol.com.co/vi-vn/:7707

  • carficol.com.co/vi-vn/:8808

  • carficol.com.co/vi-vn/:443

  • carficol.com.co/vi-vn/:80

  • carficol.com.co/vi-vn/:8844

  • carficol.com.co/vi-vn/:22

  • carficol.com.co/vi-vn/:53

  • alumniupm.my/vi-vn/:6606

  • alumniupm.my/vi-vn/:7707

  • alumniupm.my/vi-vn/:8808

  • alumniupm.my/vi-vn/:443

  • alumniupm.my/vi-vn/:80

  • alumniupm.my/vi-vn/:8844

  • alumniupm.my/vi-vn/:22

  • alumniupm.my/vi-vn/:53

  • brasserieretro.nl/vi-vn/:6606

  • brasserieretro.nl/vi-vn/:7707

  • brasserieretro.nl/vi-vn/:8808

  • brasserieretro.nl/vi-vn/:443

Mutex
  • fHe9o5KdtPF7

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:2968

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2968-0-0x00000000747A2000-0x00000000747A3000-memory.dmp

        memory/2968-1-0x0000000000690000-0x00000000006A2000-memory.dmp

        memory/2968-2-0x0000000074790000-0x0000000074F4C000-memory.dmp

        memory/2968-3-0x00000000747A2000-0x00000000747A3000-memory.dmp

        memory/2968-4-0x0000000074790000-0x0000000074F4C000-memory.dmp