Overview

overview

10

Static

static

10

883077bebc...89.exe

windows10-2004-x64

10

883077bebc...89.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 16:21

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General

  • Target
    883077bebc037cba8bf51d7b9157dc6f6ba937254aba93633da8fbcdc10eb789.exe
  • Size 45KB
  • Sample260707-ttpzmaas6k
  • SHA256 883077bebc037cba8bf51d7b9157dc6f6ba937254aba93633da8fbcdc10eb789
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sexviet74.com:80

  • sexviet74.com:22

  • sexviet74.com:8080

  • sexviet74.com:8880

  • sexviet74.com:2052

  • sexviet74.com:2082

  • sexviet74.com:2086

  • sexviet74.com:2095

  • sexviet74.com:443

  • sexviet74.com:2053

  • sexviet74.com:2083

  • sexviet74.com:2087

  • sexviet74.com:2096

  • sexviet74.com:8443

  • www.sexviet74.com:80

  • www.sexviet74.com:22

  • www.sexviet74.com:8080

  • www.sexviet74.com:8880

  • www.sexviet74.com:2052

  • www.sexviet74.com:2082

Mutex

  • t6GtZtYlyhdj

Attributes
  • delay

    0

  • install

    true

  • install_file

    d4dy7k.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
  • 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\883077bebc037cba8bf51d7b9157dc6f6ba937254aba93633da8fbcdc10eb789.exe
    "C:\Users\Admin\AppData\Local\Temp\883077bebc037cba8bf51d7b9157dc6f6ba937254aba93633da8fbcdc10eb789.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:3300
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "d4dy7k" /tr '"C:\Users\Admin\AppData\Roaming\d4dy7k.exe"' & exit
      2⤵
        PID:2476
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /f /sc onlogon /rl highest /tn "d4dy7k" /tr '"C:\Users\Admin\AppData\Roaming\d4dy7k.exe"'
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1540
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8F36.tmp.bat""
        2⤵
          PID:2320
          • C:\Windows\SysWOW64\timeout.exe
            timeout 3
            3⤵
            • Delays execution with timeout.exe
            PID:1572
          • C:\Users\Admin\AppData\Roaming\d4dy7k.exe
            "C:\Users\Admin\AppData\Roaming\d4dy7k.exe"
            3⤵
              PID:4424
        • C:\Users\Admin\AppData\Roaming\d4dy7k.exe
          "C:\Users\Admin\AppData\Roaming\d4dy7k.exe"
          1⤵
            PID:3960
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:1200
              • C:\Windows\explorer.exe
                explorer.exe /LOADSAVEDWINDOWS
                2⤵
                  PID:4056
              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                1⤵
                  PID:5616
                • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
                  "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
                  1⤵
                    PID:456

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        prep_Activatable Class_Hermes_perf.cache
                        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                        • Size 599B
                        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
                        • MD5 SHA1 SHA512 TLSH
                        Submit Download

                        prep_Activatable Class_Hermes_perf.cache
                        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                        • Size 595B
                        • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
                        • MD5 SHA1 SHA512 TLSH
                        Submit Download

                        tmp8F36.tmp.bat
                        • Path C:\Users\Admin\AppData\Local\Temp\tmp8F36.tmp.bat
                        • Size 150B
                        • SHA256 3963a42df50c9e5092ce60fa54ed213795c7dafb32cdef18a578c364a5061a1e
                        • MD5 SHA1 SHA512 TLSH
                        Submit Download

                        d4dy7k.exe
                        • Path C:\Users\Admin\AppData\Roaming\d4dy7k.exe
                        • Size 45KB
                        • SHA256 883077bebc037cba8bf51d7b9157dc6f6ba937254aba93633da8fbcdc10eb789
                        • MD5 SHA1 SHA512 SSDEEP TLSH
                        Submit Download

                        memory/456-66-0x0000021A81DF0000-0x0000021A81E10000-memory.dmp
                        Download

                        memory/456-52-0x0000021A81910000-0x0000021A81930000-memory.dmp
                        Download

                        memory/456-32-0x0000021A801E0000-0x0000021A802E0000-memory.dmp
                        Download

                        memory/456-34-0x0000021A801E0000-0x0000021A802E0000-memory.dmp
                        Download

                        memory/456-53-0x0000021A81E70000-0x0000021A81F70000-memory.dmp
                        Download

                        memory/456-80-0x0000021A94330000-0x0000021A94350000-memory.dmp
                        Download

                        memory/456-33-0x0000021A801E0000-0x0000021A802E0000-memory.dmp
                        Download

                        memory/3300-2-0x00000000745D0000-0x0000000074D8C000-memory.dmp
                        Download

                        memory/3300-0-0x00000000745E2000-0x00000000745E3000-memory.dmp
                        Download

                        memory/3300-8-0x00000000745D0000-0x0000000074D8C000-memory.dmp
                        Download

                        memory/3300-3-0x0000000005230000-0x00000000052CC000-memory.dmp
                        Download

                        memory/3300-1-0x0000000000710000-0x0000000000722000-memory.dmp
                        Download

                        memory/3960-12-0x00000000745D0000-0x0000000074D8C000-memory.dmp
                        Download

                        memory/3960-199-0x00000000745D0000-0x0000000074D8C000-memory.dmp
                        Download

                        memory/5616-204-0x0000021100880000-0x0000021100954000-memory.dmp
                        Download