Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 17:42

General

  • Target
    3780416b1a3941e560f79e051a5e836c8948524cf91dca3dd2b93ce3ec6f57ea.exe
  • Size 45KB
  • Sample260706-wadtcsav4w
  • SHA256 3780416b1a3941e560f79e051a5e836c8948524cf91dca3dd2b93ce3ec6f57ea
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • phaixemsex.me:80

  • phaixemsex.me:22

  • phaixemsex.me:8080

  • phaixemsex.me:8880

  • phaixemsex.me:2052

  • phaixemsex.me:2082

  • phaixemsex.me:2086

  • phaixemsex.me:2095

  • phaixemsex.me:443

  • phaixemsex.me:2053

  • phaixemsex.me:2083

  • phaixemsex.me:2087

  • phaixemsex.me:2096

  • phaixemsex.me:8443

  • www.phaixemsex.me:80

  • www.phaixemsex.me:22

  • www.phaixemsex.me:8080

  • www.phaixemsex.me:8880

  • www.phaixemsex.me:2052

  • www.phaixemsex.me:2082

Mutex
  • YRFK29XARsYP

Attributes
  • delay

    0

  • install

    true

  • install_file

    uzlky5nf.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 27 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3780416b1a3941e560f79e051a5e836c8948524cf91dca3dd2b93ce3ec6f57ea.exe
    "C:\Users\Admin\AppData\Local\Temp\3780416b1a3941e560f79e051a5e836c8948524cf91dca3dd2b93ce3ec6f57ea.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4332
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "uzlky5nf" /tr '"C:\Users\Admin\AppData\Roaming\uzlky5nf.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4776
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "uzlky5nf" /tr '"C:\Users\Admin\AppData\Roaming\uzlky5nf.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5832
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp65C5.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5232
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3688
      • C:\Users\Admin\AppData\Roaming\uzlky5nf.exe
        "C:\Users\Admin\AppData\Roaming\uzlky5nf.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1708
  • C:\Users\Admin\AppData\Roaming\uzlky5nf.exe
    "C:\Users\Admin\AppData\Roaming\uzlky5nf.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3980

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp65C5.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp65C5.tmp.bat
        • Size 152B
        • SHA256 7a0c2d038d507a7a3e46991a252210a9b514d662b68d35e5d41e443d176a0841
        • MD5 SHA1 SHA512 TLSH

        uzlky5nf.exe

        • Path C:\Users\Admin\AppData\Roaming\uzlky5nf.exe
        • Size 45KB
        • SHA256 3780416b1a3941e560f79e051a5e836c8948524cf91dca3dd2b93ce3ec6f57ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3980-12-0x0000000074BE0000-0x000000007539C000-memory.dmp

        memory/3980-14-0x0000000074BE0000-0x000000007539C000-memory.dmp

        memory/4332-0-0x0000000074D62000-0x0000000074D63000-memory.dmp

        memory/4332-1-0x0000000000B90000-0x0000000000BA2000-memory.dmp

        memory/4332-2-0x0000000074D50000-0x000000007550C000-memory.dmp

        memory/4332-3-0x0000000005700000-0x000000000579C000-memory.dmp

        memory/4332-8-0x0000000074D50000-0x000000007550C000-memory.dmp