Analysis

  • max time kernel
    150s
  • 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
    10/09/2026, 23:17

General

  • Target
    e5c27109b7278400f5f4513c192132936f4e79d7ce46caf5b49c543f247a676a.exe
  • Size 82.0MB
  • Sample260910-297tday1ex
  • SHA256 e5c27109b7278400f5f4513c192132936f4e79d7ce46caf5b49c543f247a676a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 1.0.7

Botnet
  • Discord

C2
  • tr2.localto.net:44728

Mutex
  • DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    true

  • install_file

    taskhostt.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5c27109b7278400f5f4513c192132936f4e79d7ce46caf5b49c543f247a676a.exe
    "C:\Users\Admin\AppData\Local\Temp\e5c27109b7278400f5f4513c192132936f4e79d7ce46caf5b49c543f247a676a.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3620
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "taskhostt" /tr '"C:\Users\Admin\AppData\Roaming\taskhostt.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4900
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "taskhostt" /tr '"C:\Users\Admin\AppData\Roaming\taskhostt.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4448
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp43A6.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4940
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:4764
      • C:\Users\Admin\AppData\Roaming\taskhostt.exe
        "C:\Users\Admin\AppData\Roaming\taskhostt.exe"
        3⤵
        • Executes dropped EXE
        PID:4132
  • C:\Users\Admin\AppData\Roaming\taskhostt.exe
    "C:\Users\Admin\AppData\Roaming\taskhostt.exe"
    1⤵
    • Executes dropped EXE
    PID:6340

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp43A6.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp43A6.tmp.bat
        • Size 153B
        • SHA256 b87d0137d0370b3ff4903d03093f48bceb660785ac83d7fb376035ea666b68b6
        • MD5 SHA1 SHA512 TLSH

        memory/3620-0-0x0000000000280000-0x0000000000292000-memory.dmp

        memory/3620-1-0x00007FFC2165F000-0x00007FFC21660000-memory.dmp

        memory/3620-2-0x00007FFC214D0000-0x00007FFC21E74000-memory.dmp

        memory/3620-3-0x00007FFC214D0000-0x00007FFC21E74000-memory.dmp

        memory/3620-8-0x00007FFC214D0000-0x00007FFC21E74000-memory.dmp