Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    21/06/2026, 20:08

General

  • Target
    dce9457e9a75d517b865e6ab7f596a53a1ae9afdcae885bd426ca4b935bc1db6.exe
  • Size 45KB
  • Sample260621-ywvecae17k
  • SHA256 dce9457e9a75d517b865e6ab7f596a53a1ae9afdcae885bd426ca4b935bc1db6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • thichphimsexviet.com:80

  • thichphimsexviet.com:22

  • thichphimsexviet.com:8080

  • thichphimsexviet.com:8880

  • thichphimsexviet.com:2052

  • thichphimsexviet.com:2082

  • thichphimsexviet.com:2086

  • thichphimsexviet.com:2095

  • thichphimsexviet.com:443

  • thichphimsexviet.com:2053

  • thichphimsexviet.com:2083

  • thichphimsexviet.com:2087

  • thichphimsexviet.com:2096

  • thichphimsexviet.com:8443

  • www.thichphimsexviet.com:80

  • www.thichphimsexviet.com:22

  • www.thichphimsexviet.com:8080

  • www.thichphimsexviet.com:8880

  • www.thichphimsexviet.com:2052

  • www.thichphimsexviet.com:2082

Mutex
  • kCcncD441Hdw

Attributes
  • delay

    0

  • install

    true

  • install_file

    8shvzi.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\dce9457e9a75d517b865e6ab7f596a53a1ae9afdcae885bd426ca4b935bc1db6.exe
    "C:\Users\Admin\AppData\Local\Temp\dce9457e9a75d517b865e6ab7f596a53a1ae9afdcae885bd426ca4b935bc1db6.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3512
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "8shvzi" /tr '"C:\Users\Admin\AppData\Roaming\8shvzi.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3760
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "8shvzi" /tr '"C:\Users\Admin\AppData\Roaming\8shvzi.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1888
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp54F1.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5664
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2908
      • C:\Users\Admin\AppData\Roaming\8shvzi.exe
        "C:\Users\Admin\AppData\Roaming\8shvzi.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:984
  • C:\Users\Admin\AppData\Roaming\8shvzi.exe
    "C:\Users\Admin\AppData\Roaming\8shvzi.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3000

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp54F1.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp54F1.tmp.bat
        • Size 150B
        • SHA256 3f96fcbc2b72407a4df68cbc049ff52290fae0ae948af41053792653fc3a7c46
        • MD5 SHA1 SHA512 TLSH

        8shvzi.exe

        • Path C:\Users\Admin\AppData\Roaming\8shvzi.exe
        • Size 45KB
        • SHA256 dce9457e9a75d517b865e6ab7f596a53a1ae9afdcae885bd426ca4b935bc1db6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3000-12-0x0000000074560000-0x0000000074D1C000-memory.dmp

        memory/3000-14-0x0000000074560000-0x0000000074D1C000-memory.dmp

        memory/3512-0-0x00000000746E2000-0x00000000746E3000-memory.dmp

        memory/3512-1-0x0000000000B20000-0x0000000000B32000-memory.dmp

        memory/3512-2-0x00000000746D0000-0x0000000074E8C000-memory.dmp

        memory/3512-3-0x0000000005770000-0x000000000580C000-memory.dmp

        memory/3512-8-0x00000000746D0000-0x0000000074E8C000-memory.dmp