Overview

overview

10

Static

static

10

a9a4a3445b...27.exe

windows10-2004-x64

10

a9a4a3445b...27.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 13:32

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General

  • Target
    a9a4a3445b7143e431d37a9869c45cbbc96726b7fdb463955a0f35916d61be27.exe
  • Size 45KB
  • Sample260701-qtel4sft3m
  • SHA256 a9a4a3445b7143e431d37a9869c45cbbc96726b7fdb463955a0f35916d61be27
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • istanbulozelegitim.net:80

  • istanbulozelegitim.net:22

  • istanbulozelegitim.net:8080

  • istanbulozelegitim.net:8880

  • istanbulozelegitim.net:2052

  • istanbulozelegitim.net:2082

  • istanbulozelegitim.net:2086

  • istanbulozelegitim.net:2095

  • istanbulozelegitim.net:443

  • istanbulozelegitim.net:2053

  • istanbulozelegitim.net:2083

  • istanbulozelegitim.net:2087

  • istanbulozelegitim.net:2096

  • istanbulozelegitim.net:8443

  • www.istanbulozelegitim.net:80

  • www.istanbulozelegitim.net:22

  • www.istanbulozelegitim.net:8080

  • www.istanbulozelegitim.net:8880

  • www.istanbulozelegitim.net:2052

  • www.istanbulozelegitim.net:2082

Mutex

  • 17RVchZ9j6fy

Attributes
  • delay

    0

  • install

    true

  • install_file

    zgxz.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 dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 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
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a9a4a3445b7143e431d37a9869c45cbbc96726b7fdb463955a0f35916d61be27.exe
    "C:\Users\Admin\AppData\Local\Temp\a9a4a3445b7143e431d37a9869c45cbbc96726b7fdb463955a0f35916d61be27.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4884
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "zgxz" /tr '"C:\Users\Admin\AppData\Roaming\zgxz.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4468
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "zgxz" /tr '"C:\Users\Admin\AppData\Roaming\zgxz.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4552
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6671.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:204
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5396
      • C:\Users\Admin\AppData\Roaming\zgxz.exe
        "C:\Users\Admin\AppData\Roaming\zgxz.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2736
  • C:\Users\Admin\AppData\Roaming\zgxz.exe
    "C:\Users\Admin\AppData\Roaming\zgxz.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:5560
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2404
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
          PID:2252
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
          PID:2508
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
            PID:3728

          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

                tmp6671.tmp.bat
                • Path C:\Users\Admin\AppData\Local\Temp\tmp6671.tmp.bat
                • Size 148B
                • SHA256 a8f5327e0a82511c013386483ec22cf2aa0f33cbfc01e84bc622a526805f31da
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                zgxz.exe
                • Path C:\Users\Admin\AppData\Roaming\zgxz.exe
                • Size 45KB
                • SHA256 a9a4a3445b7143e431d37a9869c45cbbc96726b7fdb463955a0f35916d61be27
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                memory/2508-81-0x000001FB146B0000-0x000001FB146D0000-memory.dmp
                Download

                memory/2508-67-0x000001FB03B90000-0x000001FB03BB0000-memory.dmp
                Download

                memory/2508-51-0x000001FB13E00000-0x000001FB13F00000-memory.dmp
                Download

                memory/2508-47-0x000001FB03930000-0x000001FB03950000-memory.dmp
                Download

                memory/2508-36-0x000001FB001E0000-0x000001FB002E0000-memory.dmp
                Download

                memory/4884-3-0x0000000004DE0000-0x0000000004E7C000-memory.dmp
                Download

                memory/4884-8-0x0000000074990000-0x000000007514C000-memory.dmp
                Download

                memory/4884-2-0x0000000074990000-0x000000007514C000-memory.dmp
                Download

                memory/4884-0-0x00000000749A2000-0x00000000749A3000-memory.dmp
                Download

                memory/4884-1-0x0000000000240000-0x0000000000252000-memory.dmp
                Download

                memory/5560-12-0x0000000074820000-0x0000000074FDC000-memory.dmp
                Download

                memory/5560-14-0x0000000074820000-0x0000000074FDC000-memory.dmp
                Download