Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/07/2026, 16:11

General

  • Target
    36fff30caba7c8e981297dc42d15a3fe0e97e0f64cc67d862973b0ae001260a7.exe
  • Size 45KB
  • Sample260722-tm77maydlb
  • SHA256 36fff30caba7c8e981297dc42d15a3fe0e97e0f64cc67d862973b0ae001260a7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • podvis.top:80

  • podvis.top:22

  • podvis.top:8080

  • podvis.top:8880

  • podvis.top:2052

  • podvis.top:2082

  • podvis.top:2086

  • podvis.top:2095

  • podvis.top:443

  • podvis.top:2053

  • podvis.top:2083

  • podvis.top:2087

  • podvis.top:2096

  • podvis.top:8443

  • www.podvis.top:80

  • www.podvis.top:22

  • www.podvis.top:8080

  • www.podvis.top:8880

  • www.podvis.top:2052

  • www.podvis.top:2082

Mutex
  • 3PQqass0g48g

Attributes
  • delay

    0

  • install

    true

  • install_file

    knxt2nyr.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).

  • 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 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\36fff30caba7c8e981297dc42d15a3fe0e97e0f64cc67d862973b0ae001260a7.exe
    "C:\Users\Admin\AppData\Local\Temp\36fff30caba7c8e981297dc42d15a3fe0e97e0f64cc67d862973b0ae001260a7.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5644
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "knxt2nyr" /tr '"C:\Users\Admin\AppData\Roaming\knxt2nyr.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3804
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "knxt2nyr" /tr '"C:\Users\Admin\AppData\Roaming\knxt2nyr.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3644
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4879.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4072
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5788
      • C:\Users\Admin\AppData\Roaming\knxt2nyr.exe
        "C:\Users\Admin\AppData\Roaming\knxt2nyr.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2564
  • C:\Users\Admin\AppData\Roaming\knxt2nyr.exe
    "C:\Users\Admin\AppData\Roaming\knxt2nyr.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2472

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp4879.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp4879.tmp.bat
        • Size 152B
        • SHA256 b9b194420abf54ad23595b4e394f834b53ffd56548750d81c3e1cc559ed8f5c9
        • MD5 SHA1 SHA512 TLSH

        knxt2nyr.exe

        • Path C:\Users\Admin\AppData\Roaming\knxt2nyr.exe
        • Size 45KB
        • SHA256 36fff30caba7c8e981297dc42d15a3fe0e97e0f64cc67d862973b0ae001260a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2472-12-0x0000000074870000-0x000000007502C000-memory.dmp

        memory/2472-14-0x0000000074870000-0x000000007502C000-memory.dmp

        memory/5644-0-0x00000000749F2000-0x00000000749F3000-memory.dmp

        memory/5644-1-0x0000000000DB0000-0x0000000000DC2000-memory.dmp

        memory/5644-2-0x00000000749E0000-0x000000007519C000-memory.dmp

        memory/5644-3-0x00000000058A0000-0x000000000593C000-memory.dmp

        memory/5644-8-0x00000000749E0000-0x000000007519C000-memory.dmp