Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    05/02/2026, 00:40

General

  • Target
    Client.exe
  • Size 63KB
  • Sample260205-a1f6hsct2e
  • SHA256 0a5c8b51ded39152f6a229006116c6c8b0a7dbba8cdb5483533f2b3692cfca5c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 1.0.7

Botnet
  • Strategy

C2
  • educationexpands.in.net:4782

  • educationexpands.in.net:1604

  • educationexpands.in.net:1337

  • www.educationexpands.in.net:4782

  • www.educationexpands.in.net:1604

  • www.educationexpands.in.net:1337

Mutex
  • EdgeLoop_Session_Loi9aJ8aia

Attributes
  • delay

    1

  • install

    true

  • install_file

    EdgeLoop_Update.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • 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).

  • 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 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 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\Client.exe
    "C:\Users\Admin\AppData\Local\Temp\Client.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "EdgeLoop_Update" /tr '"C:\Users\Admin\AppData\Roaming\EdgeLoop_Update.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1712
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "EdgeLoop_Update" /tr '"C:\Users\Admin\AppData\Roaming\EdgeLoop_Update.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:1344
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpFEE2.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2728
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:784
      • C:\Users\Admin\AppData\Roaming\EdgeLoop_Update.exe
        "C:\Users\Admin\AppData\Roaming\EdgeLoop_Update.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2100
  • C:\Users\Admin\AppData\Roaming\EdgeLoop_Update.exe
    "C:\Users\Admin\AppData\Roaming\EdgeLoop_Update.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1880

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmpFEE2.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmpFEE2.tmp.bat
        • Size 159B
        • SHA256 95b59e0adb3deea0ba86306a16d9c95b442f54a1976525b7519067f6af5fb0ac
        • MD5 SHA1 SHA512 TLSH

        EdgeLoop_Update.exe

        • Path C:\Users\Admin\AppData\Roaming\EdgeLoop_Update.exe
        • Size 63KB
        • SHA256 0a5c8b51ded39152f6a229006116c6c8b0a7dbba8cdb5483533f2b3692cfca5c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2400-0-0x0000000000530000-0x0000000000546000-memory.dmp

        memory/2400-1-0x000000001BE90000-0x000000001BEA0000-memory.dmp