Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 02:45

General

  • Target
    ghfghfg.exe
  • Size 45KB
  • Sample260602-c8s66adv7k
  • SHA256 c9085d1cbb7dddc1a449a19d60b0e63697ef702c5a4565eebe1962211a7ecc03
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • spica.jp.net:80

  • spica.jp.net:443

  • www.spica.jp.net:80

  • www.spica.jp.net:443

  • remote.spica.jp.net:80

  • remote.spica.jp.net:443

  • hack.spica.jp.net:80

  • hack.spica.jp.net:443

  • malware.spica.jp.net:80

  • malware.spica.jp.net:443

  • acas.spica.jp.net:80

  • acas.spica.jp.net:443

  • virus.spica.jp.net:80

  • virus.spica.jp.net:443

  • ftp.spica.jp.net:80

  • ftp.spica.jp.net:443

  • ssh.spica.jp.net:80

  • ssh.spica.jp.net:443

Mutex
  • 0eHYqLFI2m7t

Attributes
  • delay

    3

  • install

    true

  • install_file

    ghfghfg.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 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ghfghfg.exe
    "C:\Users\Admin\AppData\Local\Temp\ghfghfg.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4900
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ghfghfg" /tr '"C:\Users\Admin\AppData\Roaming\ghfghfg.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1304
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "ghfghfg" /tr '"C:\Users\Admin\AppData\Roaming\ghfghfg.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1352
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp78D5.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4944
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1252
      • C:\Users\Admin\AppData\Roaming\ghfghfg.exe
        "C:\Users\Admin\AppData\Roaming\ghfghfg.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1884
  • C:\Users\Admin\AppData\Roaming\ghfghfg.exe
    "C:\Users\Admin\AppData\Roaming\ghfghfg.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4064

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ghfghfg.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ghfghfg.exe.log
        • Size 522B
        • SHA256 3a8c487575696f7ace931dc220c85a47d33e0ead96aa9e47c705fee5dfac667a
        • MD5 SHA1 SHA512 TLSH

        tmp78D5.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp78D5.tmp.bat
        • Size 151B
        • SHA256 f45b342e4403a1c0464fab2f8282dee80388ae556d3384d9eb9a9d91d54e8bd5
        • MD5 SHA1 SHA512 TLSH

        ghfghfg.exe

        • Path C:\Users\Admin\AppData\Roaming\ghfghfg.exe
        • Size 45KB
        • SHA256 c9085d1cbb7dddc1a449a19d60b0e63697ef702c5a4565eebe1962211a7ecc03
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4900-0-0x0000000000AE0000-0x0000000000AF2000-memory.dmp

        memory/4900-1-0x0000000005570000-0x0000000005580000-memory.dmp

        memory/4900-2-0x0000000005580000-0x000000000561C000-memory.dmp