Overview

overview

10

Static

static

10

0496e9123c...a1.exe

windows10-2004-x64

10

0496e9123c...a1.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    58s
  • max time network
    58s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/07/2026, 20:03

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General

  • Target
    0496e9123c8da852a0191d3cfd6ed8f7faa37d750eb785a1821a76a7f79488a1.exe
  • Size 45KB
  • Sample260705-ysymlabs6j
  • SHA256 0496e9123c8da852a0191d3cfd6ed8f7faa37d750eb785a1821a76a7f79488a1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • xemsex2k.net:80

  • xemsex2k.net:22

  • xemsex2k.net:8080

  • xemsex2k.net:8880

  • xemsex2k.net:2052

  • xemsex2k.net:2082

  • xemsex2k.net:2086

  • xemsex2k.net:2095

  • xemsex2k.net:443

  • xemsex2k.net:2053

  • xemsex2k.net:2083

  • xemsex2k.net:2087

  • xemsex2k.net:2096

  • xemsex2k.net:8443

  • www.xemsex2k.net:80

  • www.xemsex2k.net:22

  • www.xemsex2k.net:8080

  • www.xemsex2k.net:8880

  • www.xemsex2k.net:2052

  • www.xemsex2k.net:2082

Mutex

  • ZBLZItV1TPda

Attributes
  • delay

    0

  • install

    true

  • install_file

    wak2.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
  • 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\0496e9123c8da852a0191d3cfd6ed8f7faa37d750eb785a1821a76a7f79488a1.exe
    "C:\Users\Admin\AppData\Local\Temp\0496e9123c8da852a0191d3cfd6ed8f7faa37d750eb785a1821a76a7f79488a1.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4676
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "wak2" /tr '"C:\Users\Admin\AppData\Roaming\wak2.exe"' & exit
      2⤵
        PID:2084
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /f /sc onlogon /rl highest /tn "wak2" /tr '"C:\Users\Admin\AppData\Roaming\wak2.exe"'
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3224
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8E1D.tmp.bat""
        2⤵
          PID:2280
          • C:\Windows\SysWOW64\timeout.exe
            timeout 3
            3⤵
            • Delays execution with timeout.exe
            PID:3548
          • C:\Users\Admin\AppData\Roaming\wak2.exe
            "C:\Users\Admin\AppData\Roaming\wak2.exe"
            3⤵
              PID:3712
        • C:\Users\Admin\AppData\Roaming\wak2.exe
          "C:\Users\Admin\AppData\Roaming\wak2.exe"
          1⤵
            PID:4804
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:3180
              • C:\Windows\explorer.exe
                explorer.exe /LOADSAVEDWINDOWS
                2⤵
                  PID:2760
              • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
                "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
                1⤵
                  PID:5600
                • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                  1⤵
                    PID:4512

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        prep_Activatable Class_Hermes_perf.cache
                        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                        • Size 599B
                        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
                        • MD5 SHA1 SHA512 TLSH
                        Submit Download

                        tmp8E1D.tmp.bat
                        • Path C:\Users\Admin\AppData\Local\Temp\tmp8E1D.tmp.bat
                        • Size 148B
                        • SHA256 ae8fcfbf469395c7ec61a9e001719914ac27ab2b81a610c71e93491197897a3c
                        • MD5 SHA1 SHA512 TLSH
                        Submit Download

                        wak2.exe
                        • Path C:\Users\Admin\AppData\Roaming\wak2.exe
                        • Size 45KB
                        • SHA256 0496e9123c8da852a0191d3cfd6ed8f7faa37d750eb785a1821a76a7f79488a1
                        • MD5 SHA1 SHA512 SSDEEP TLSH
                        Submit Download

                        memory/2760-197-0x000000000E340000-0x000000000E40C000-memory.dmp
                        Download

                        memory/4676-1-0x00000000000F0000-0x0000000000102000-memory.dmp
                        Download

                        memory/4676-2-0x0000000074760000-0x0000000074F1C000-memory.dmp
                        Download

                        memory/4676-3-0x0000000004AA0000-0x0000000004B3C000-memory.dmp
                        Download

                        memory/4676-8-0x0000000074760000-0x0000000074F1C000-memory.dmp
                        Download

                        memory/4676-0-0x0000000074772000-0x0000000074773000-memory.dmp
                        Download

                        memory/4804-14-0x0000000074560000-0x0000000074D1C000-memory.dmp
                        Download

                        memory/4804-12-0x0000000074560000-0x0000000074D1C000-memory.dmp
                        Download

                        memory/5600-16-0x000001FA001E0000-0x000001FA002E0000-memory.dmp
                        Download

                        memory/5600-28-0x000001FA01E90000-0x000001FA01F90000-memory.dmp
                        Download

                        memory/5600-51-0x000001FA046F0000-0x000001FA04710000-memory.dmp
                        Download

                        memory/5600-27-0x000001FA01A50000-0x000001FA01A70000-memory.dmp
                        Download

                        memory/5600-17-0x000001FA001E0000-0x000001FA002E0000-memory.dmp
                        Download

                        memory/5600-30-0x000001FA01C90000-0x000001FA01CB0000-memory.dmp
                        Download