Analysis

  • max time kernel
    6s
  • 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
    15/07/2026, 17:21

General

  • Target
    49f825dcd3a04f5070bc406473a007e4dba7ea9585ba9263fcde0e84750d8973.exe
  • Size 45KB
  • Sample260715-vxethahx9k
  • SHA256 49f825dcd3a04f5070bc406473a007e4dba7ea9585ba9263fcde0e84750d8973
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • sexviet.me:80

  • sexviet.me:22

  • sexviet.me:8080

  • sexviet.me:8880

  • sexviet.me:2052

  • sexviet.me:2082

  • sexviet.me:2086

  • sexviet.me:2095

  • sexviet.me:443

  • sexviet.me:2053

  • sexviet.me:2083

  • sexviet.me:2087

  • sexviet.me:2096

  • sexviet.me:8443

  • www.sexviet.me:80

  • www.sexviet.me:22

  • www.sexviet.me:8080

  • www.sexviet.me:8880

  • www.sexviet.me:2052

  • www.sexviet.me:2082

Mutex
  • 9wIlwKm4chEj

Attributes
  • delay

    0

  • install

    true

  • install_file

    7npl.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\49f825dcd3a04f5070bc406473a007e4dba7ea9585ba9263fcde0e84750d8973.exe
    "C:\Users\Admin\AppData\Local\Temp\49f825dcd3a04f5070bc406473a007e4dba7ea9585ba9263fcde0e84750d8973.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4596
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "7npl" /tr '"C:\Users\Admin\AppData\Roaming\7npl.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2728
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "7npl" /tr '"C:\Users\Admin\AppData\Roaming\7npl.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2404
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6C2D.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1132
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5868
      • C:\Users\Admin\AppData\Roaming\7npl.exe
        "C:\Users\Admin\AppData\Roaming\7npl.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1940
  • C:\Users\Admin\AppData\Roaming\7npl.exe
    "C:\Users\Admin\AppData\Roaming\7npl.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4632

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp6C2D.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp6C2D.tmp.bat
        • Size 148B
        • SHA256 569de8ec0504ccb18f5191d77554424d4e43716b18b5be3c18c162d389cbc4f6
        • MD5 SHA1 SHA512 TLSH

        7npl.exe

        • Path C:\Users\Admin\AppData\Roaming\7npl.exe
        • Size 45KB
        • SHA256 49f825dcd3a04f5070bc406473a007e4dba7ea9585ba9263fcde0e84750d8973
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4596-0-0x0000000074A62000-0x0000000074A63000-memory.dmp

        memory/4596-1-0x00000000006E0000-0x00000000006F2000-memory.dmp

        memory/4596-2-0x0000000074A50000-0x000000007520C000-memory.dmp

        memory/4596-3-0x00000000051D0000-0x000000000526C000-memory.dmp

        memory/4596-8-0x0000000074A50000-0x000000007520C000-memory.dmp

        memory/4632-12-0x0000000074A50000-0x000000007520C000-memory.dmp

        memory/4632-14-0x0000000074A50000-0x000000007520C000-memory.dmp