Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/06/2026, 01:32

General

  • Target
    TrojanRAT.exe
  • Size 56KB
  • Sample260622-byeekshs5w
  • SHA256 627706afcfb2fbfb4159721ee20dc8f6d6dd5440455065d62346eded5ca044cf
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • linkw88.bio:443

  • linkw88.bio:8848

  • linkw88.bio:8080

Mutex
  • TBqzBekQyHvO

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 dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 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.

  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TrojanRAT.exe
    "C:\Users\Admin\AppData\Local\Temp\TrojanRAT.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3108
    • 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⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2108
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "AsyncRat" /tr '"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1372
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp2A6.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3880
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1052
      • C:\Users\Admin\AppData\Roaming\AsyncRat.exe
        "C:\Users\Admin\AppData\Roaming\AsyncRat.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1944
  • C:\Users\Admin\AppData\Roaming\AsyncRat.exe
    "C:\Users\Admin\AppData\Roaming\AsyncRat.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2552

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp2A6.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp2A6.tmp.bat
        • Size 151B
        • SHA256 94a315bd7a0ea5f8ff000b386c2cf1c8348fa63898b5588e51a369573450762f
        • MD5 SHA1 SHA512 TLSH

        AsyncRat.exe

        • Path C:\Users\Admin\AppData\Roaming\AsyncRat.exe
        • Size 56KB
        • SHA256 627706afcfb2fbfb4159721ee20dc8f6d6dd5440455065d62346eded5ca044cf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2552-12-0x00000000743E0000-0x0000000074B9C000-memory.dmp

        memory/2552-14-0x00000000743E0000-0x0000000074B9C000-memory.dmp

        memory/3108-0-0x00000000743F2000-0x00000000743F3000-memory.dmp

        memory/3108-1-0x0000000000A70000-0x0000000000A84000-memory.dmp

        memory/3108-2-0x00000000743E0000-0x0000000074B9C000-memory.dmp

        memory/3108-3-0x0000000005580000-0x000000000561C000-memory.dmp

        memory/3108-9-0x00000000743E0000-0x0000000074B9C000-memory.dmp