Overview

overview

10

Static

static

10

6695fffc8c...94.exe

windows10-2004-x64

10

6695fffc8c...94.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/07/2026, 08:35

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    6695fffc8c33438257ec7df5f7f33299dd1c9c4c5baa0e371798c4e236535d94.exe
  • Size 45KB
  • Sample260710-khdyjsf13j
  • SHA256 6695fffc8c33438257ec7df5f7f33299dd1c9c4c5baa0e371798c4e236535d94
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sexviet11.com:80

  • sexviet11.com:22

  • sexviet11.com:8080

  • sexviet11.com:8880

  • sexviet11.com:2052

  • sexviet11.com:2082

  • sexviet11.com:2086

  • sexviet11.com:2095

  • sexviet11.com:443

  • sexviet11.com:2053

  • sexviet11.com:2083

  • sexviet11.com:2087

  • sexviet11.com:2096

  • sexviet11.com:8443

  • www.sexviet11.com:80

  • www.sexviet11.com:22

  • www.sexviet11.com:8080

  • www.sexviet11.com:8880

  • www.sexviet11.com:2052

  • www.sexviet11.com:2082

Mutex

  • e5YgGNeSdEBJ

Attributes
  • delay

    0

  • install

    true

  • install_file

    ys4ijq.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • 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.

    discovery
  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 27 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6695fffc8c33438257ec7df5f7f33299dd1c9c4c5baa0e371798c4e236535d94.exe
    "C:\Users\Admin\AppData\Local\Temp\6695fffc8c33438257ec7df5f7f33299dd1c9c4c5baa0e371798c4e236535d94.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4632
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ys4ijq" /tr '"C:\Users\Admin\AppData\Roaming\ys4ijq.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4280
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "ys4ijq" /tr '"C:\Users\Admin\AppData\Roaming\ys4ijq.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3664
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp27F1.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4368
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5384
      • C:\Users\Admin\AppData\Roaming\ys4ijq.exe
        "C:\Users\Admin\AppData\Roaming\ys4ijq.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:6084
  • C:\Users\Admin\AppData\Roaming\ys4ijq.exe
    "C:\Users\Admin\AppData\Roaming\ys4ijq.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4996

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp27F1.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp27F1.tmp.bat
        • Size 150B
        • SHA256 7a3a8d375a0500e9aa8defb0541dd877426299d6377ac4a6471ac9eef3c0d60b
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        ys4ijq.exe
        • Path C:\Users\Admin\AppData\Roaming\ys4ijq.exe
        • Size 45KB
        • SHA256 6695fffc8c33438257ec7df5f7f33299dd1c9c4c5baa0e371798c4e236535d94
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4632-0-0x0000000074792000-0x0000000074793000-memory.dmp
        Download

        memory/4632-1-0x0000000000880000-0x0000000000892000-memory.dmp
        Download

        memory/4632-2-0x0000000074780000-0x0000000074F3C000-memory.dmp
        Download

        memory/4632-3-0x0000000005370000-0x000000000540C000-memory.dmp
        Download

        memory/4632-8-0x0000000074780000-0x0000000074F3C000-memory.dmp
        Download

        memory/4996-12-0x0000000074610000-0x0000000074DCC000-memory.dmp
        Download

        memory/4996-14-0x0000000074610000-0x0000000074DCC000-memory.dmp
        Download