Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/10/2026, 15:01

General

  • Target
    88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe
  • Size 45KB
  • Sample261014-sd2g2sgf43
  • SHA256 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • tritonplus.co

C2
  • tritonplus.co:443

Mutex
  • 337eoHSDPm9x

Attributes
  • delay

    3

  • install

    true

  • install_file

    ChromeUpdate.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.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe
    "C:\Users\Admin\AppData\Local\Temp\88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ChromeUpdate" /tr '"C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:6092
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "ChromeUpdate" /tr '"C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1368
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp24C4.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4748
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:6116
      • C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe
        "C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4392
  • C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe
    "C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"
    1⤵
    • Executes dropped EXE
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2936

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp24C4.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp24C4.tmp.bat
        • Size 156B
        • SHA256 f04da8125400dc744bb4819cb25aca6bc026e5e1dbcd57a9e7f24bf237bd85df
        • MD5 SHA1 SHA512 TLSH

        ChromeUpdate.exe

        • Path C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe
        • Size 45KB
        • SHA256 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2936-13-0x0000000074B20000-0x00000000752DC000-memory.dmp

        memory/2936-15-0x0000000074B20000-0x00000000752DC000-memory.dmp

        memory/4752-0-0x0000000074B32000-0x0000000074B33000-memory.dmp

        memory/4752-1-0x0000000000DD0000-0x0000000000DE2000-memory.dmp

        memory/4752-2-0x0000000074B20000-0x00000000752DC000-memory.dmp

        memory/4752-3-0x0000000005910000-0x0000000005976000-memory.dmp

        memory/4752-4-0x0000000005D60000-0x0000000005DFC000-memory.dmp

        memory/4752-9-0x0000000074B20000-0x00000000752DC000-memory.dmp