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
    06/07/2026, 04:06

General

  • Target
    95f7a0c506104bac6ebf8555102cd51cc4719f3ab1337c14b3ab680bca7a48da.exe
  • Size 45KB
  • Sample260706-epfg3adt7m
  • SHA256 95f7a0c506104bac6ebf8555102cd51cc4719f3ab1337c14b3ab680bca7a48da
  • MD5 SHA1 SHA512 SSDEEP TLSH

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
  • 53ZFKXzHDATl

Attributes
  • delay

    0

  • install

    true

  • install_file

    ct29.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\95f7a0c506104bac6ebf8555102cd51cc4719f3ab1337c14b3ab680bca7a48da.exe
    "C:\Users\Admin\AppData\Local\Temp\95f7a0c506104bac6ebf8555102cd51cc4719f3ab1337c14b3ab680bca7a48da.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ct29" /tr '"C:\Users\Admin\AppData\Roaming\ct29.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5736
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "ct29" /tr '"C:\Users\Admin\AppData\Roaming\ct29.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:7076
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6618.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5760
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:7064
      • C:\Users\Admin\AppData\Roaming\ct29.exe
        "C:\Users\Admin\AppData\Roaming\ct29.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2628
  • C:\Users\Admin\AppData\Roaming\ct29.exe
    "C:\Users\Admin\AppData\Roaming\ct29.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:6924

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp6618.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp6618.tmp.bat
        • Size 148B
        • SHA256 0ff48c26ce93d7fc12879a9ef725e5a9baa49024d013cea3c92beda0d7a413ff
        • MD5 SHA1 SHA512 TLSH

        ct29.exe

        • Path C:\Users\Admin\AppData\Roaming\ct29.exe
        • Size 45KB
        • SHA256 95f7a0c506104bac6ebf8555102cd51cc4719f3ab1337c14b3ab680bca7a48da
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1308-0-0x0000000074AC2000-0x0000000074AC3000-memory.dmp

        memory/1308-1-0x0000000000EC0000-0x0000000000ED2000-memory.dmp

        memory/1308-2-0x0000000074AB0000-0x000000007526C000-memory.dmp

        memory/1308-3-0x0000000005880000-0x000000000591C000-memory.dmp

        memory/1308-8-0x0000000074AB0000-0x000000007526C000-memory.dmp

        memory/6924-12-0x0000000074A10000-0x00000000751CC000-memory.dmp

        memory/6924-14-0x0000000074A10000-0x00000000751CC000-memory.dmp