Analysis

  • max time kernel
    58s
  • max time network
    60s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    20/04/2026, 19:41

General

  • Target
    71c73f5efdd8004dc6808bfd2d12883fa05c318ac490f769c7291d9ff268ed1d.exe
  • Size 61KB
  • Sample260420-yeb7fac19p
  • SHA256 71c73f5efdd8004dc6808bfd2d12883fa05c318ac490f769c7291d9ff268ed1d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.7B

Botnet
  • :)

Mutex
  • Ky4n1te_Mut3x

Attributes
  • delay

    0

  • install

    true

  • install_file

    Voicemod Premium Cracked.exe

  • install_folder

    %AppData%

  • local_host

    127.0.0.1

  • private_ip

    192.168.1.9

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\71c73f5efdd8004dc6808bfd2d12883fa05c318ac490f769c7291d9ff268ed1d.exe
    "C:\Users\Admin\AppData\Local\Temp\71c73f5efdd8004dc6808bfd2d12883fa05c318ac490f769c7291d9ff268ed1d.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3828
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Voicemod Premium Cracked" /tr '"C:\Users\Admin\AppData\Roaming\Voicemod Premium Cracked.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4932
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Voicemod Premium Cracked" /tr '"C:\Users\Admin\AppData\Roaming\Voicemod Premium Cracked.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3284
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpCAD.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:848
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3400
      • C:\Users\Admin\AppData\Roaming\Voicemod Premium Cracked.exe
        "C:\Users\Admin\AppData\Roaming\Voicemod Premium Cracked.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4444
  • C:\Users\Admin\AppData\Roaming\Voicemod Premium Cracked.exe
    "C:\Users\Admin\AppData\Roaming\Voicemod Premium Cracked.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2500

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmpCAD.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmpCAD.tmp.bat
        • Size 167B
        • SHA256 31f8436b15f326369114a0414a2664f0b18cc196e6f8cd1363e8364e3f386fb8
        • MD5 SHA1 SHA512 TLSH

        Voicemod Premium Cracked.exe

        • Path C:\Users\Admin\AppData\Roaming\Voicemod Premium Cracked.exe
        • Size 61KB
        • SHA256 71c73f5efdd8004dc6808bfd2d12883fa05c318ac490f769c7291d9ff268ed1d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2500-15-0x00000000052A0000-0x0000000005361000-memory.dmp

        memory/3828-0-0x0000000000C80000-0x0000000000C94000-memory.dmp

        memory/3828-1-0x0000000005870000-0x0000000005880000-memory.dmp

        memory/3828-2-0x00000000057A0000-0x0000000005806000-memory.dmp

        memory/3828-3-0x0000000005C60000-0x0000000005CFC000-memory.dmp

        memory/3828-8-0x0000000005640000-0x0000000005701000-memory.dmp

        memory/4444-14-0x0000000004C50000-0x0000000004D11000-memory.dmp