Analysis

  • max time kernel
    58s
  • max time network
    63s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/07/2026, 19:58

General

  • Target
    d3fd23fa9d9810f44059de093be9bfc65b1d46516d938ca6cd5c621daef84299.exe
  • Size 48KB
  • Sample260729-yp89xstyew
  • SHA256 d3fd23fa9d9810f44059de093be9bfc65b1d46516d938ca6cd5c621daef84299
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • 221

C2
  • https://www.reidfamilylawyers.com.au/:8080

Mutex
  • O5cLjQcOWrd2

Attributes
  • delay

    10

  • install

    true

  • install_file

    scvhost.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 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.

  • 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.

  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3fd23fa9d9810f44059de093be9bfc65b1d46516d938ca6cd5c621daef84299.exe
    "C:\Users\Admin\AppData\Local\Temp\d3fd23fa9d9810f44059de093be9bfc65b1d46516d938ca6cd5c621daef84299.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4636
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "scvhost" /tr '"C:\Users\Admin\AppData\Roaming\scvhost.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:3496
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "scvhost" /tr '"C:\Users\Admin\AppData\Roaming\scvhost.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2152
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9E98.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:2376
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:2564
      • C:\Users\Admin\AppData\Roaming\scvhost.exe
        "C:\Users\Admin\AppData\Roaming\scvhost.exe"
        3⤵
          PID:4948
    • C:\Users\Admin\AppData\Roaming\scvhost.exe
      "C:\Users\Admin\AppData\Roaming\scvhost.exe"
      1⤵
        PID:3388

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp9E98.tmp.bat

            • Path C:\Users\Admin\AppData\Local\Temp\tmp9E98.tmp.bat
            • Size 151B
            • SHA256 fe5f04301447d993ddf1856f659e7f5abb9617882d6592f66b4df50ee6ee754c
            • MD5 SHA1 SHA512 TLSH

            scvhost.exe

            • Path C:\Users\Admin\AppData\Roaming\scvhost.exe
            • Size 48KB
            • SHA256 d3fd23fa9d9810f44059de093be9bfc65b1d46516d938ca6cd5c621daef84299
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/3388-14-0x0000000074740000-0x0000000074EFC000-memory.dmp

            memory/3388-16-0x0000000074740000-0x0000000074EFC000-memory.dmp

            memory/4636-0-0x0000000074752000-0x0000000074753000-memory.dmp

            memory/4636-1-0x0000000000ED0000-0x0000000000EE2000-memory.dmp

            memory/4636-2-0x0000000074752000-0x0000000074753000-memory.dmp

            memory/4636-3-0x0000000074740000-0x0000000074EFC000-memory.dmp

            memory/4636-4-0x0000000005AE0000-0x0000000005B46000-memory.dmp

            memory/4636-5-0x0000000005E30000-0x0000000005ECC000-memory.dmp

            memory/4636-10-0x0000000074740000-0x0000000074EFC000-memory.dmp