Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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, 10:01

General

  • Target
    00cacbb3f76f1c3e0ed6d709ae667b9cf22ea6b828fbb5c2d5c7bd0e6edbd836.exe
  • Size 45KB
  • Sample260701-l2qbcsdv41
  • SHA256 00cacbb3f76f1c3e0ed6d709ae667b9cf22ea6b828fbb5c2d5c7bd0e6edbd836
  • MD5 SHA1 SHA512 SSDEEP TLSH

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
  • sGlilD8NmLZR

Attributes
  • delay

    0

  • install

    true

  • install_file

    k3ad.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

  • Async RAT payload 1 IoCs
  • 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.

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00cacbb3f76f1c3e0ed6d709ae667b9cf22ea6b828fbb5c2d5c7bd0e6edbd836.exe
    "C:\Users\Admin\AppData\Local\Temp\00cacbb3f76f1c3e0ed6d709ae667b9cf22ea6b828fbb5c2d5c7bd0e6edbd836.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:6616
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "k3ad" /tr '"C:\Users\Admin\AppData\Roaming\k3ad.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1220
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "k3ad" /tr '"C:\Users\Admin\AppData\Roaming\k3ad.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5992
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7A9A.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4632
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5896
      • C:\Users\Admin\AppData\Roaming\k3ad.exe
        "C:\Users\Admin\AppData\Roaming\k3ad.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:6832
  • C:\Users\Admin\AppData\Roaming\k3ad.exe
    "C:\Users\Admin\AppData\Roaming\k3ad.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2908

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp7A9A.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp7A9A.tmp.bat
        • Size 148B
        • SHA256 041c5448f46cebda99b4f4a8a8654ff7eb07dbba4a0fff477c6f26898169f19c
        • MD5 SHA1 SHA512 TLSH

        k3ad.exe

        • Path C:\Users\Admin\AppData\Roaming\k3ad.exe
        • Size 45KB
        • SHA256 00cacbb3f76f1c3e0ed6d709ae667b9cf22ea6b828fbb5c2d5c7bd0e6edbd836
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2908-12-0x0000000074F10000-0x00000000756CC000-memory.dmp

        memory/2908-14-0x0000000074F10000-0x00000000756CC000-memory.dmp

        memory/6616-0-0x0000000074F22000-0x0000000074F23000-memory.dmp

        memory/6616-1-0x0000000000A50000-0x0000000000A62000-memory.dmp

        memory/6616-2-0x0000000074F10000-0x00000000756CC000-memory.dmp

        memory/6616-3-0x00000000055E0000-0x000000000567C000-memory.dmp

        memory/6616-9-0x0000000074F10000-0x00000000756CC000-memory.dmp