Overview

overview

10

Static

static

10

cyber1.exe

windows10-2004-x64

10

cyber1.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    62s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/07/2026, 03:53

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General

  • Target
    cyber1.exe
  • Size 45KB
  • Sample260719-efwspabs6p
  • SHA256 fa65cb5e68394f8aa950757f2a3d19417cb8dc9906d368f075414c7596ebd3c0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • xosomu88.com:8443

  • xosomu88.com:81

  • xosomu88.com:7878

  • xosomu88.com:8787

  • xosomu88.com:6789

  • xosomu88.com:80

  • xosomu88.com:8080

  • xosomu88.com:443

  • paulbenson.me:8443

  • paulbenson.me:81

  • paulbenson.me:7878

  • paulbenson.me:8787

  • paulbenson.me:6789

  • paulbenson.me:80

  • paulbenson.me:8080

  • paulbenson.me:443

  • vivecul.com.co:8443

  • vivecul.com.co:81

  • vivecul.com.co:7878

  • vivecul.com.co:8787

Mutex

  • AINgmYjbJkcC

Attributes
  • delay

    3

  • install

    true

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • 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.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\cyber1.exe
    "C:\Users\Admin\AppData\Local\Temp\cyber1.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:5576
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:5716
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5496
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp99B6.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:2516
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:2412
      • C:\Users\Admin\AppData\Roaming\svchost.exe
        "C:\Users\Admin\AppData\Roaming\svchost.exe"
        3⤵
          PID:4612
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      1⤵
        PID:3472

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp99B6.tmp.bat
            • Path C:\Users\Admin\AppData\Local\Temp\tmp99B6.tmp.bat
            • Size 151B
            • SHA256 4af818fcfc33391ff65952bcb0e7389b22648d2edeed6d51e4fa273d0b3d8176
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            svchost.exe
            • Path C:\Users\Admin\AppData\Roaming\svchost.exe
            • Size 45KB
            • SHA256 fa65cb5e68394f8aa950757f2a3d19417cb8dc9906d368f075414c7596ebd3c0
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/3472-13-0x0000000074AF0000-0x00000000752AC000-memory.dmp
            Download

            memory/3472-15-0x0000000074AF0000-0x00000000752AC000-memory.dmp
            Download

            memory/5576-0-0x0000000074C82000-0x0000000074C83000-memory.dmp
            Download

            memory/5576-1-0x0000000000FF0000-0x0000000001002000-memory.dmp
            Download

            memory/5576-2-0x0000000074C70000-0x000000007542C000-memory.dmp
            Download

            memory/5576-3-0x00000000059B0000-0x0000000005A16000-memory.dmp
            Download

            memory/5576-4-0x0000000005E60000-0x0000000005EFC000-memory.dmp
            Download

            memory/5576-9-0x0000000074C70000-0x000000007542C000-memory.dmp
            Download