Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/08/2026, 06:12

General

  • Target
    AsyncRAT.exe
  • Size 56KB
  • Sample260805-gybxcaef83
  • SHA256 04940f484a00c7540c0f92609b4e04f795bea8218d70030341517eede013374c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • kqbd.mobi:443

  • kqbd.mobi:8848

  • kqbd.mobi:8080

Mutex
  • kBVPjakHQ19X

Attributes
  • delay

    3

  • install

    true

  • install_file

    AsyncRat.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

  • Async RAT payload 1 IoCs
  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • 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.

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

Processes

  • C:\Users\Admin\AppData\Local\Temp\AsyncRAT.exe
    "C:\Users\Admin\AppData\Local\Temp\AsyncRAT.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:3896
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "AsyncRat" /tr '"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:2236
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "AsyncRat" /tr '"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4744
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5BD2.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:3236
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:4652
      • C:\Users\Admin\AppData\Roaming\AsyncRat.exe
        "C:\Users\Admin\AppData\Roaming\AsyncRat.exe"
        3⤵
          PID:5484
    • C:\Users\Admin\AppData\Roaming\AsyncRat.exe
      "C:\Users\Admin\AppData\Roaming\AsyncRat.exe"
      1⤵
        PID:2384

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp5BD2.tmp.bat

            • Path C:\Users\Admin\AppData\Local\Temp\tmp5BD2.tmp.bat
            • Size 152B
            • SHA256 cca1e6f27fc5d4149a6ec2d21c94d8d1c4f311b21bd41322d368167ea8a3e364
            • MD5 SHA1 SHA512 TLSH

            AsyncRat.exe

            • Path C:\Users\Admin\AppData\Roaming\AsyncRat.exe
            • Size 56KB
            • SHA256 04940f484a00c7540c0f92609b4e04f795bea8218d70030341517eede013374c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/2384-12-0x0000000074B70000-0x000000007532C000-memory.dmp

            memory/2384-14-0x0000000074B70000-0x000000007532C000-memory.dmp

            memory/3896-0-0x0000000074B82000-0x0000000074B83000-memory.dmp

            memory/3896-1-0x0000000000820000-0x0000000000834000-memory.dmp

            memory/3896-2-0x0000000074B70000-0x000000007532C000-memory.dmp

            memory/3896-3-0x0000000005310000-0x00000000053AC000-memory.dmp

            memory/3896-9-0x0000000074B70000-0x000000007532C000-memory.dmp