Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/07/2026, 02:51

General

  • Target
    41efed8343dea016fd06d069d4b62d720c012cbe14aa7a79a5d6a607fc34b09b.exe
  • Size 45KB
  • Sample260712-dclb4sb19n
  • SHA256 41efed8343dea016fd06d069d4b62d720c012cbe14aa7a79a5d6a607fc34b09b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • asentv.tv:80

  • asentv.tv:22

  • asentv.tv:8080

  • asentv.tv:8880

  • asentv.tv:2052

  • asentv.tv:2082

  • asentv.tv:2086

  • asentv.tv:2095

  • asentv.tv:443

  • asentv.tv:2053

  • asentv.tv:2083

  • asentv.tv:2087

  • asentv.tv:2096

  • asentv.tv:8443

  • www.asentv.tv:80

  • www.asentv.tv:22

  • www.asentv.tv:8080

  • www.asentv.tv:8880

  • www.asentv.tv:2052

  • www.asentv.tv:2082

Mutex
  • E7owW9uSy84E

Attributes
  • delay

    0

  • install

    true

  • install_file

    23kf7k6z.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\41efed8343dea016fd06d069d4b62d720c012cbe14aa7a79a5d6a607fc34b09b.exe
    "C:\Users\Admin\AppData\Local\Temp\41efed8343dea016fd06d069d4b62d720c012cbe14aa7a79a5d6a607fc34b09b.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4444
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "23kf7k6z" /tr '"C:\Users\Admin\AppData\Roaming\23kf7k6z.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4172
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "23kf7k6z" /tr '"C:\Users\Admin\AppData\Roaming\23kf7k6z.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2316
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp55F6.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2456
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5700
      • C:\Users\Admin\AppData\Roaming\23kf7k6z.exe
        "C:\Users\Admin\AppData\Roaming\23kf7k6z.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1240
  • C:\Users\Admin\AppData\Roaming\23kf7k6z.exe
    "C:\Users\Admin\AppData\Roaming\23kf7k6z.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4504

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp55F6.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp55F6.tmp.bat
        • Size 152B
        • SHA256 9e4faff6c7c28612ea0ad06d851812859445648fb369dcf6bbccb2be7f8d6970
        • MD5 SHA1 SHA512 TLSH

        23kf7k6z.exe

        • Path C:\Users\Admin\AppData\Roaming\23kf7k6z.exe
        • Size 45KB
        • SHA256 41efed8343dea016fd06d069d4b62d720c012cbe14aa7a79a5d6a607fc34b09b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4444-0-0x0000000074C22000-0x0000000074C23000-memory.dmp

        memory/4444-1-0x0000000000540000-0x0000000000552000-memory.dmp

        memory/4444-2-0x0000000074C10000-0x00000000753CC000-memory.dmp

        memory/4444-3-0x0000000005100000-0x000000000519C000-memory.dmp

        memory/4444-8-0x0000000074C10000-0x00000000753CC000-memory.dmp

        memory/4504-12-0x0000000074A10000-0x00000000751CC000-memory.dmp

        memory/4504-14-0x0000000074A10000-0x00000000751CC000-memory.dmp