Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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, 11:22

General

  • Target
    50c6e9f1069829fe2599aef12f9f92518460c54c6112e1d2185b8666a59f6322.exe
  • Size 45KB
  • Sample260707-ngncdady7j
  • SHA256 50c6e9f1069829fe2599aef12f9f92518460c54c6112e1d2185b8666a59f6322
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • x.vnphimsexhay.blog:80

  • x.vnphimsexhay.blog:22

  • x.vnphimsexhay.blog:8080

  • x.vnphimsexhay.blog:8880

  • x.vnphimsexhay.blog:2052

  • x.vnphimsexhay.blog:2082

  • x.vnphimsexhay.blog:2086

  • x.vnphimsexhay.blog:2095

  • x.vnphimsexhay.blog:443

  • x.vnphimsexhay.blog:2053

  • x.vnphimsexhay.blog:2083

  • x.vnphimsexhay.blog:2087

  • x.vnphimsexhay.blog:2096

  • x.vnphimsexhay.blog:8443

  • www.x.vnphimsexhay.blog:80

  • www.x.vnphimsexhay.blog:22

  • www.x.vnphimsexhay.blog:8080

  • www.x.vnphimsexhay.blog:8880

  • www.x.vnphimsexhay.blog:2052

  • www.x.vnphimsexhay.blog:2082

Mutex
  • 0gBVpkyEClP1

Attributes
  • delay

    0

  • install

    true

  • install_file

    zh65x.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\50c6e9f1069829fe2599aef12f9f92518460c54c6112e1d2185b8666a59f6322.exe
    "C:\Users\Admin\AppData\Local\Temp\50c6e9f1069829fe2599aef12f9f92518460c54c6112e1d2185b8666a59f6322.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:944
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "zh65x" /tr '"C:\Users\Admin\AppData\Roaming\zh65x.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4520
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "zh65x" /tr '"C:\Users\Admin\AppData\Roaming\zh65x.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1572
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp1265.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2232
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1388
      • C:\Users\Admin\AppData\Roaming\zh65x.exe
        "C:\Users\Admin\AppData\Roaming\zh65x.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5184
  • C:\Users\Admin\AppData\Roaming\zh65x.exe
    "C:\Users\Admin\AppData\Roaming\zh65x.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:5140
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:4304
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
          PID:5412
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
          PID:2580
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
            PID:3324

          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 603B
                • SHA256 b346273b0f3e13afaa9f07d97248343c45a667a5e097d1198a449a4de187aebb
                • MD5 SHA1 SHA512 TLSH

                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

                tmp1265.tmp.bat

                • Path C:\Users\Admin\AppData\Local\Temp\tmp1265.tmp.bat
                • Size 149B
                • SHA256 8d2ea4e55b942ed9cd719337a323d3e21f30b1692d3a42c3204cfb54d2783d8f
                • MD5 SHA1 SHA512 TLSH

                zh65x.exe

                • Path C:\Users\Admin\AppData\Roaming\zh65x.exe
                • Size 45KB
                • SHA256 50c6e9f1069829fe2599aef12f9f92518460c54c6112e1d2185b8666a59f6322
                • MD5 SHA1 SHA512 SSDEEP TLSH

                memory/944-1-0x0000000000590000-0x00000000005A2000-memory.dmp

                memory/944-2-0x0000000074870000-0x000000007502C000-memory.dmp

                memory/944-3-0x00000000050C0000-0x000000000515C000-memory.dmp

                memory/944-8-0x0000000074870000-0x000000007502C000-memory.dmp

                memory/944-0-0x0000000074882000-0x0000000074883000-memory.dmp

                memory/2580-81-0x000001FC142A0000-0x000001FC142C0000-memory.dmp

                memory/2580-34-0x000001FC001E0000-0x000001FC002E0000-memory.dmp

                memory/2580-44-0x000001FC13E70000-0x000001FC13F70000-memory.dmp

                memory/2580-42-0x000001FC03A30000-0x000001FC03A50000-memory.dmp

                memory/2580-67-0x000001FC03C90000-0x000001FC03CB0000-memory.dmp

                memory/5140-14-0x0000000074840000-0x0000000074FFC000-memory.dmp

                memory/5140-12-0x0000000074840000-0x0000000074FFC000-memory.dmp

                memory/5412-204-0x000000000EB00000-0x000000000EBAE000-memory.dmp