Overview

overview

10

Static

static

10

1ca3de4758...ce.exe

windows10-2004-x64

10

1ca3de4758...ce.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    61s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/07/2026, 19:15

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General

  • Target
    1ca3de47584bef7bd43ae44326065defd12b22a7e92c457668259241de0275ce.exe
  • Size 48KB
  • Sample260727-xyp2zazbmd
  • SHA256 1ca3de47584bef7bd43ae44326065defd12b22a7e92c457668259241de0275ce
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • phimsexvn69.com:8004

  • phimsexvn69.com:8005

  • phimsexvn69.com:7600

  • phimsexvn69.com:7601

  • phimsexvn69.com:7602

  • phimsexvn69.com:7603

  • www.phimsexvn69.com:8004

  • www.phimsexvn69.com:8005

  • www.phimsexvn69.com:7600

  • www.phimsexvn69.com:7601

  • www.phimsexvn69.com:7602

  • www.phimsexvn69.com:7603

  • NotPetya.phimsexvn69.com:8004

  • NotPetya.phimsexvn69.com:8005

  • NotPetya.phimsexvn69.com:7600

  • NotPetya.phimsexvn69.com:7601

  • NotPetya.phimsexvn69.com:7602

  • NotPetya.phimsexvn69.com:7603

  • Stuxnet.phimsexvn69.com:8004

  • Stuxnet.phimsexvn69.com:8005

Mutex

  • BxPBDH8ecZDl

Attributes
  • delay

    3

  • install

    true

  • install_file

    buid.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 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.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ca3de47584bef7bd43ae44326065defd12b22a7e92c457668259241de0275ce.exe
    "C:\Users\Admin\AppData\Local\Temp\1ca3de47584bef7bd43ae44326065defd12b22a7e92c457668259241de0275ce.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:616
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "buid" /tr '"C:\Users\Admin\AppData\Roaming\buid.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:936
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "buid" /tr '"C:\Users\Admin\AppData\Roaming\buid.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3196
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9292.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:1820
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:2764
      • C:\Users\Admin\AppData\Roaming\buid.exe
        "C:\Users\Admin\AppData\Roaming\buid.exe"
        3⤵
          PID:4512
    • C:\Users\Admin\AppData\Roaming\buid.exe
      "C:\Users\Admin\AppData\Roaming\buid.exe"
      1⤵
        PID:1236

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp9292.tmp.bat
            • Path C:\Users\Admin\AppData\Local\Temp\tmp9292.tmp.bat
            • Size 148B
            • SHA256 a4bc2bcef5823ff569a5086a8e13863d5a5e18c5b7bf5961c2ebed1b423987d3
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            buid.exe
            • Path C:\Users\Admin\AppData\Roaming\buid.exe
            • Size 48KB
            • SHA256 1ca3de47584bef7bd43ae44326065defd12b22a7e92c457668259241de0275ce
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/616-0-0x0000000074792000-0x0000000074793000-memory.dmp
            Download

            memory/616-1-0x00000000007E0000-0x00000000007F2000-memory.dmp
            Download

            memory/616-2-0x0000000074780000-0x0000000074F3C000-memory.dmp
            Download

            memory/616-3-0x00000000051E0000-0x000000000527C000-memory.dmp
            Download

            memory/616-8-0x0000000074780000-0x0000000074F3C000-memory.dmp
            Download

            memory/1236-12-0x0000000073FA2000-0x0000000073FA3000-memory.dmp
            Download

            memory/1236-14-0x0000000073FA2000-0x0000000073FA3000-memory.dmp
            Download