Overview

overview

10

Static

static

10

5680ad54e9...b6.exe

windows10-2004-x64

10

5680ad54e9...b6.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 06:59

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General

  • Target
    5680ad54e90963f572f02cf77efc673828d5992bb8a935e83015ef26daf8d9b6.exe
  • Size 48KB
  • Sample260810-hsf5jsef49
  • SHA256 5680ad54e90963f572f02cf77efc673828d5992bb8a935e83015ef26daf8d9b6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
nulldefense_evasionexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.6A

Botnet

  • null

C2

  • ikx.uk.com:80

  • ikx.uk.com:8080

  • ikx.uk.com:443

  • ikx.uk.com:8443

  • ikx.uk.com:22

  • ikx.uk.com:6607

  • ikx.uk.com:23

Mutex

  • lejkytfotaniitj

Attributes
  • delay

    5

  • 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#.

    ratasyncrat
  • 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 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\5680ad54e90963f572f02cf77efc673828d5992bb8a935e83015ef26daf8d9b6.exe
    "C:\Users\Admin\AppData\Local\Temp\5680ad54e90963f572f02cf77efc673828d5992bb8a935e83015ef26daf8d9b6.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5804
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "'ChromeUpdate"' /tr "'C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"'
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:4108
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp73A0.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2244
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:4976
      • C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe
        "C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"
        3⤵
        • Executes dropped EXE
        PID:4872
  • C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe
    "C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"
    1⤵
    • Executes dropped EXE
    PID:120

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp73A0.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp73A0.tmp.bat
        • Size 156B
        • SHA256 5b0607313162e0a7a55fb341338ff3f8702e20eacc581c3bf897475c896d3b4e
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        ChromeUpdate.exe
        • Path C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe
        • Size 40.3MB
        • SHA256 400f9f7ac25223f91c3171a0cb20fd9fa0899ce50589b483e3f56f63afc5461d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/5804-0-0x00000000000F0000-0x0000000000102000-memory.dmp
        Download

        memory/5804-1-0x00007FFC6847F000-0x00007FFC68480000-memory.dmp
        Download

        memory/5804-2-0x00007FFC682F0000-0x00007FFC68C94000-memory.dmp
        Download

        memory/5804-3-0x00007FFC682F0000-0x00007FFC68C94000-memory.dmp
        Download

        memory/5804-4-0x00007FFC682F0000-0x00007FFC68C94000-memory.dmp
        Download

        memory/5804-8-0x00007FFC682F0000-0x00007FFC68C94000-memory.dmp
        Download