Overview

overview

10

Static

static

10

gbsuu.exe

windows10-2004-x64

10

gbsuu.exe

windows11-21h2-x64

10

Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    17/04/2026, 17:03

Sharing

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General

  • Target
    gbsuu.exe
  • Size 63KB
  • Sample260417-vkxtjsd16r
  • SHA256 b2b337377cfb47ea81548b85e6e182738fb116b1403686ef8c1289aafe7e5fc3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
gbsuuasyncratrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 1.0.7

Botnet

  • gbsuu

C2

  • gbsuu.jp.net:1604

  • gbsuu.jp.net:4782

  • gbsuu.jp.net:8080

  • gbsuu.jp.net:88

  • gbsuu.jp.net:44

  • gbsuu.jp.net:80

  • gbsuu.jp.net:4040

  • gbsuu.jp.net:22

  • gbsuu.jp.net:3389

  • gbsuu.jp.net:443

  • gbsuu.jp.net:25

  • gbsuu.jp.net:587

  • gbsuu.jp.net:465

  • gbsuu.jp.net:1433

  • gbsuu.jp.net:3306

  • gbsuu.jp.net:5432

  • gbsuu.jp.net:6379

  • gbsuu.jp.net:27017

  • gbsuu.jp.net:445

  • gbsuu.jp.net:139

Mutex

  • xahjcqxuxdwesjoiuvg

Attributes
  • delay

    1

  • install

    false

  • install_file

    gbsuu.jp.net.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

    ratasyncrat
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\gbsuu.exe
    "C:\Users\Admin\AppData\Local\Temp\gbsuu.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4196

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4196-0-0x0000000000230000-0x0000000000246000-memory.dmp
        Download

        memory/4196-1-0x0000000000A00000-0x0000000000A10000-memory.dmp
        Download

        memory/4196-2-0x0000000000A10000-0x0000000000A1C000-memory.dmp
        Download

        memory/4196-3-0x0000000000A00000-0x0000000000A10000-memory.dmp
        Download