Overview

overview

10

Static

static

10

caf5a0b248...13.exe

windows10-2004-x64

10

caf5a0b248...13.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    61s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 19:27

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General

  • Target
    caf5a0b248aae21da2b8b8a71b2989d4ace433e644a8ea16fa18ceaf86291213.exe
  • Size 45KB
  • Sample260802-x6ldrazgrg
  • SHA256 caf5a0b248aae21da2b8b8a71b2989d4ace433e644a8ea16fa18ceaf86291213
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • fimsexvietnam.com:80

  • fimsexvietnam.com:22

  • fimsexvietnam.com:8080

  • fimsexvietnam.com:8880

  • fimsexvietnam.com:2052

  • fimsexvietnam.com:2082

  • fimsexvietnam.com:2086

  • fimsexvietnam.com:2095

  • fimsexvietnam.com:443

  • fimsexvietnam.com:2053

  • fimsexvietnam.com:2083

  • fimsexvietnam.com:2087

  • fimsexvietnam.com:2096

  • fimsexvietnam.com:8443

  • www.fimsexvietnam.com:80

  • www.fimsexvietnam.com:22

  • www.fimsexvietnam.com:8080

  • www.fimsexvietnam.com:8880

  • www.fimsexvietnam.com:2052

  • www.fimsexvietnam.com:2082

Mutex

  • HJlHxl59Brxw

Attributes
  • delay

    0

  • install

    true

  • install_file

    gqs1m.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\caf5a0b248aae21da2b8b8a71b2989d4ace433e644a8ea16fa18ceaf86291213.exe
    "C:\Users\Admin\AppData\Local\Temp\caf5a0b248aae21da2b8b8a71b2989d4ace433e644a8ea16fa18ceaf86291213.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4888
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "gqs1m" /tr '"C:\Users\Admin\AppData\Roaming\gqs1m.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:4272
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "gqs1m" /tr '"C:\Users\Admin\AppData\Roaming\gqs1m.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3484
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6AE5.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:1200
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:2456
      • C:\Users\Admin\AppData\Roaming\gqs1m.exe
        "C:\Users\Admin\AppData\Roaming\gqs1m.exe"
        3⤵
          PID:3564
    • C:\Users\Admin\AppData\Roaming\gqs1m.exe
      "C:\Users\Admin\AppData\Roaming\gqs1m.exe"
      1⤵
        PID:4236
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k GPSvcGroup
        1⤵
          PID:5968

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              tmp6AE5.tmp.bat
              • Path C:\Users\Admin\AppData\Local\Temp\tmp6AE5.tmp.bat
              • Size 149B
              • SHA256 d7fcbb9fb16a50895ae96e69d9821c1e06895312c246e7f249b5e29bd2950e59
              • MD5 SHA1 SHA512 TLSH
              Submit Download

              gqs1m.exe
              • Path C:\Users\Admin\AppData\Roaming\gqs1m.exe
              • Size 45KB
              • SHA256 caf5a0b248aae21da2b8b8a71b2989d4ace433e644a8ea16fa18ceaf86291213
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              memory/4236-12-0x0000000074BC0000-0x000000007537C000-memory.dmp
              Download

              memory/4236-14-0x0000000074BC0000-0x000000007537C000-memory.dmp
              Download

              memory/4888-0-0x0000000074BD2000-0x0000000074BD3000-memory.dmp
              Download

              memory/4888-1-0x0000000000C80000-0x0000000000C92000-memory.dmp
              Download

              memory/4888-2-0x0000000074BC0000-0x000000007537C000-memory.dmp
              Download

              memory/4888-3-0x00000000057E0000-0x000000000587C000-memory.dmp
              Download

              memory/4888-9-0x0000000074BC0000-0x000000007537C000-memory.dmp
              Download