Overview

overview

10

Static

static

10

AsyncClient.exe

windows10-ltsc_2021-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-ja
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-jalocale:ja-jpos:windows10-ltsc_2021-x64systemwindows
  • submitted
    19/05/2026, 17:39

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General

  • Target
    AsyncClient.exe
  • Size 45KB
  • Sample260519-v8pg3scv6p
  • SHA256 41b33c0c5c083ebdb1669177567f8368f98cfc03beef1cab7660df5811212036
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdiscoveryasyncratrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • cakhia2489.io:6606

  • cakhia2489.io:7707

  • cakhia2489.io:8808

  • cakhia2489.io:443

  • cakhia2489.io:80

  • cakhia2489.io:8844

  • cakhia2489.io:22

  • cakhia2489.io:53

Mutex

  • FtTRmAL1FxCo

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#.

    ratasyncrat
  • 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.

    discovery

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:4360

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/4360-0-0x0000000000870000-0x0000000000882000-memory.dmp
        Download

        memory/4360-1-0x0000000005380000-0x0000000005390000-memory.dmp
        Download

        memory/4360-2-0x0000000005380000-0x0000000005390000-memory.dmp
        Download