Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/07/2026, 12:43

General

  • Target
    b3a5ab8dc3437650b69581c334ad6aa963fe446dc0b4ac3daf3d7863ae3f730e.exe
  • Size 45KB
  • Sample260714-pyb64sc15l
  • SHA256 b3a5ab8dc3437650b69581c334ad6aa963fe446dc0b4ac3daf3d7863ae3f730e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • sexphimhayw.pro:80

  • sexphimhayw.pro:22

  • sexphimhayw.pro:8080

  • sexphimhayw.pro:8880

  • sexphimhayw.pro:2052

  • sexphimhayw.pro:2082

  • sexphimhayw.pro:2086

  • sexphimhayw.pro:2095

  • sexphimhayw.pro:443

  • sexphimhayw.pro:2053

  • sexphimhayw.pro:2083

  • sexphimhayw.pro:2087

  • sexphimhayw.pro:2096

  • sexphimhayw.pro:8443

  • www.sexphimhayw.pro:80

  • www.sexphimhayw.pro:22

  • www.sexphimhayw.pro:8080

  • www.sexphimhayw.pro:8880

  • www.sexphimhayw.pro:2052

  • www.sexphimhayw.pro:2082

Mutex
  • UFV4Wg9OlRlD

Attributes
  • delay

    0

  • install

    true

  • install_file

    k0t3p1p.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\b3a5ab8dc3437650b69581c334ad6aa963fe446dc0b4ac3daf3d7863ae3f730e.exe
    "C:\Users\Admin\AppData\Local\Temp\b3a5ab8dc3437650b69581c334ad6aa963fe446dc0b4ac3daf3d7863ae3f730e.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2964
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "k0t3p1p" /tr '"C:\Users\Admin\AppData\Roaming\k0t3p1p.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1324
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "k0t3p1p" /tr '"C:\Users\Admin\AppData\Roaming\k0t3p1p.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4144
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB60C.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1300
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4992
      • C:\Users\Admin\AppData\Roaming\k0t3p1p.exe
        "C:\Users\Admin\AppData\Roaming\k0t3p1p.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5488
  • C:\Users\Admin\AppData\Roaming\k0t3p1p.exe
    "C:\Users\Admin\AppData\Roaming\k0t3p1p.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4736

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmpB60C.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmpB60C.tmp.bat
        • Size 151B
        • SHA256 8a132237b1c7104253b5180e0479a629527c56a83ed33caf33be37ce0b77a75c
        • MD5 SHA1 SHA512 TLSH

        k0t3p1p.exe

        • Path C:\Users\Admin\AppData\Roaming\k0t3p1p.exe
        • Size 45KB
        • SHA256 b3a5ab8dc3437650b69581c334ad6aa963fe446dc0b4ac3daf3d7863ae3f730e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2964-0-0x0000000074362000-0x0000000074363000-memory.dmp

        memory/2964-1-0x0000000000430000-0x0000000000442000-memory.dmp

        memory/2964-2-0x0000000074350000-0x0000000074B0C000-memory.dmp

        memory/2964-3-0x0000000004F70000-0x000000000500C000-memory.dmp

        memory/2964-9-0x0000000074350000-0x0000000074B0C000-memory.dmp

        memory/4736-12-0x0000000074350000-0x0000000074B0C000-memory.dmp

        memory/4736-14-0x0000000074350000-0x0000000074B0C000-memory.dmp