Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/09/2026, 16:50

General

  • Target
    2017ab00dabec66916c175a09439f41b.exe
  • Size 45KB
  • Sample260909-vcm95sch63
  • SHA256 83c8a97c31d83a96e4be134dbbf373415f6bf7fa5c29c101fe8c43f760b9fd72
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Admin

C2
  • phimheovn.com:80

  • phimheovn.com:443

  • phimheovn.com:7788

  • phimheovn.com:7879

  • phimheovn.com:3577

  • www.phimheovn.com:80

  • www.phimheovn.com:443

  • www.phimheovn.com:7788

  • www.phimheovn.com:7879

  • www.phimheovn.com:3577

  • ssh.phimheovn.com:80

  • ssh.phimheovn.com:443

  • ssh.phimheovn.com:7788

  • ssh.phimheovn.com:7879

  • ssh.phimheovn.com:3577

  • ftp.phimheovn.com:80

  • ftp.phimheovn.com:443

  • ftp.phimheovn.com:7788

  • ftp.phimheovn.com:7879

  • ftp.phimheovn.com:3577

Mutex
  • 5ApWoZE8bVSe

Attributes
  • delay

    3

  • install

    true

  • install_file

    2017ab00dabec66916c175a09439f41b.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).

  • 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 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2017ab00dabec66916c175a09439f41b.exe
    "C:\Users\Admin\AppData\Local\Temp\2017ab00dabec66916c175a09439f41b.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4628
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "2017ab00dabec66916c175a09439f41b" /tr '"C:\Users\Admin\AppData\Roaming\2017ab00dabec66916c175a09439f41b.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3324
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "2017ab00dabec66916c175a09439f41b" /tr '"C:\Users\Admin\AppData\Roaming\2017ab00dabec66916c175a09439f41b.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1248
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3723.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3432
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3472
      • C:\Users\Admin\AppData\Roaming\2017ab00dabec66916c175a09439f41b.exe
        "C:\Users\Admin\AppData\Roaming\2017ab00dabec66916c175a09439f41b.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2848
  • C:\Users\Admin\AppData\Roaming\2017ab00dabec66916c175a09439f41b.exe
    "C:\Users\Admin\AppData\Roaming\2017ab00dabec66916c175a09439f41b.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4312

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp3723.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp3723.tmp.bat
        • Size 176B
        • SHA256 5ae27515060b4abe7fbf7c705cdd9e94e2dec840643c3f9751ea76422390d42b
        • MD5 SHA1 SHA512 TLSH

        2017ab00dabec66916c175a09439f41b.exe

        • Path C:\Users\Admin\AppData\Roaming\2017ab00dabec66916c175a09439f41b.exe
        • Size 45KB
        • SHA256 83c8a97c31d83a96e4be134dbbf373415f6bf7fa5c29c101fe8c43f760b9fd72
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4312-12-0x0000000074B70000-0x000000007532C000-memory.dmp

        memory/4312-14-0x0000000074B70000-0x000000007532C000-memory.dmp

        memory/4628-0-0x0000000074D52000-0x0000000074D53000-memory.dmp

        memory/4628-1-0x0000000000D00000-0x0000000000D12000-memory.dmp

        memory/4628-2-0x0000000074D40000-0x00000000754FC000-memory.dmp

        memory/4628-3-0x0000000005820000-0x00000000058BC000-memory.dmp

        memory/4628-8-0x0000000074D40000-0x00000000754FC000-memory.dmp