Analysis

  • max time kernel
    6s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 05:46

General

  • Target
    1dc0196ed127387ad60ecb827e09d8f88ae79608b019a1ad8e388b15d6e8e815.exe
  • Size 45KB
  • Sample260804-ggp3msgp5z
  • SHA256 1dc0196ed127387ad60ecb827e09d8f88ae79608b019a1ad8e388b15d6e8e815
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • hentaihay.blog:80

  • hentaihay.blog:22

  • hentaihay.blog:8080

  • hentaihay.blog:8880

  • hentaihay.blog:2052

  • hentaihay.blog:2082

  • hentaihay.blog:2086

  • hentaihay.blog:2095

  • hentaihay.blog:443

  • hentaihay.blog:2053

  • hentaihay.blog:2083

  • hentaihay.blog:2087

  • hentaihay.blog:2096

  • hentaihay.blog:8443

  • www.hentaihay.blog:80

  • www.hentaihay.blog:22

  • www.hentaihay.blog:8080

  • www.hentaihay.blog:8880

  • www.hentaihay.blog:2052

  • www.hentaihay.blog:2082

Mutex
  • DlOqIRgJNqCZ

Attributes
  • delay

    0

  • install

    true

  • install_file

    nh9gtrz.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
  • Outbound SSH connection to public host 2 TTPs 2 IoCs

    SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

  • 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\1dc0196ed127387ad60ecb827e09d8f88ae79608b019a1ad8e388b15d6e8e815.exe
    "C:\Users\Admin\AppData\Local\Temp\1dc0196ed127387ad60ecb827e09d8f88ae79608b019a1ad8e388b15d6e8e815.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4216
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "nh9gtrz" /tr '"C:\Users\Admin\AppData\Roaming\nh9gtrz.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5144
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "nh9gtrz" /tr '"C:\Users\Admin\AppData\Roaming\nh9gtrz.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2576
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9457.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4968
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5868
      • C:\Users\Admin\AppData\Roaming\nh9gtrz.exe
        "C:\Users\Admin\AppData\Roaming\nh9gtrz.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:208
  • C:\Users\Admin\AppData\Roaming\nh9gtrz.exe
    "C:\Users\Admin\AppData\Roaming\nh9gtrz.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2820
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4304

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          tmp9457.tmp.bat

          • Path C:\Users\Admin\AppData\Local\Temp\tmp9457.tmp.bat
          • Size 151B
          • SHA256 f51e9bbeb08eb312b6b2c726e4392f3e3eaa2bf45552aa27c6f83f4ede8904d9
          • MD5 SHA1 SHA512 TLSH

          nh9gtrz.exe

          • Path C:\Users\Admin\AppData\Roaming\nh9gtrz.exe
          • Size 45KB
          • SHA256 1dc0196ed127387ad60ecb827e09d8f88ae79608b019a1ad8e388b15d6e8e815
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2820-12-0x0000000074C60000-0x000000007541C000-memory.dmp

          memory/2820-14-0x0000000074C60000-0x000000007541C000-memory.dmp

          memory/4216-0-0x0000000074C82000-0x0000000074C83000-memory.dmp

          memory/4216-1-0x00000000004B0000-0x00000000004C2000-memory.dmp

          memory/4216-2-0x0000000074C70000-0x000000007542C000-memory.dmp

          memory/4216-3-0x0000000005070000-0x000000000510C000-memory.dmp

          memory/4216-9-0x0000000074C70000-0x000000007542C000-memory.dmp