Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 12:45

General

  • Target
    6cfdb779b44aa3969153192069f0084c1b968e3a014de5a79c33cb37cd9ac40b.exe
  • Size 45KB
  • Sample260601-pzenmacw2t
  • SHA256 6cfdb779b44aa3969153192069f0084c1b968e3a014de5a79c33cb37cd9ac40b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • heonon.cam:443

  • heonon.cam:80

  • heonon.cam:7797

  • heonon.cam:8707

  • heonon.cam:6620

  • www.heonon.cam:443

  • www.heonon.cam:80

  • www.heonon.cam:7797

  • www.heonon.cam:8707

  • www.heonon.cam:6620

  • blaster.heonon.cam:443

  • blaster.heonon.cam:80

  • blaster.heonon.cam:7797

  • blaster.heonon.cam:8707

  • blaster.heonon.cam:6620

  • trisis.heonon.cam:443

  • trisis.heonon.cam:80

  • trisis.heonon.cam:7797

  • trisis.heonon.cam:8707

  • trisis.heonon.cam:6620

Mutex
  • xlh1qmF0cBXR

Attributes
  • delay

    0

  • install

    true

  • install_file

    1zvyy.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\6cfdb779b44aa3969153192069f0084c1b968e3a014de5a79c33cb37cd9ac40b.exe
    "C:\Users\Admin\AppData\Local\Temp\6cfdb779b44aa3969153192069f0084c1b968e3a014de5a79c33cb37cd9ac40b.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3124
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "1zvyy" /tr '"C:\Users\Admin\AppData\Roaming\1zvyy.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2156
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "1zvyy" /tr '"C:\Users\Admin\AppData\Roaming\1zvyy.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2780
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3EE8.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3704
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2136
      • C:\Users\Admin\AppData\Roaming\1zvyy.exe
        "C:\Users\Admin\AppData\Roaming\1zvyy.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4880
  • C:\Users\Admin\AppData\Roaming\1zvyy.exe
    "C:\Users\Admin\AppData\Roaming\1zvyy.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3444

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp3EE8.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp3EE8.tmp.bat
        • Size 149B
        • SHA256 bf0cf5ca32002f718413c403cb6bb045d7c196e63f8375e422fbe62645daa764
        • MD5 SHA1 SHA512 TLSH

        1zvyy.exe

        • Path C:\Users\Admin\AppData\Roaming\1zvyy.exe
        • Size 45KB
        • SHA256 6cfdb779b44aa3969153192069f0084c1b968e3a014de5a79c33cb37cd9ac40b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3124-0-0x00000000001E0000-0x00000000001F2000-memory.dmp

        memory/3124-1-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

        memory/3124-2-0x0000000004CF0000-0x0000000004D8C000-memory.dmp