Overview

overview

10

Static

static

10

84619df915...bd.exe

windows10-2004-x64

10

84619df915...bd.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
    06/07/2026, 05:46

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General

  • Target
    84619df91583de3b5d9373473b5a9090c79c3369c7191e596f54192837abf1bd.exe
  • Size 45KB
  • Sample260706-ggstjad19p
  • SHA256 84619df91583de3b5d9373473b5a9090c79c3369c7191e596f54192837abf1bd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

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

  • 1JTqBYfObpHZ

Attributes
  • delay

    0

  • install

    true

  • install_file

    t155m1.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\84619df91583de3b5d9373473b5a9090c79c3369c7191e596f54192837abf1bd.exe
    "C:\Users\Admin\AppData\Local\Temp\84619df91583de3b5d9373473b5a9090c79c3369c7191e596f54192837abf1bd.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3888
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "t155m1" /tr '"C:\Users\Admin\AppData\Roaming\t155m1.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1320
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "t155m1" /tr '"C:\Users\Admin\AppData\Roaming\t155m1.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1828
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8BAC.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3772
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:628
      • C:\Users\Admin\AppData\Roaming\t155m1.exe
        "C:\Users\Admin\AppData\Roaming\t155m1.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3876
  • C:\Users\Admin\AppData\Roaming\t155m1.exe
    "C:\Users\Admin\AppData\Roaming\t155m1.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4068

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp8BAC.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp8BAC.tmp.bat
        • Size 150B
        • SHA256 1b79d1782e756f1c14e65ee8da119af9a7fc759e0c4ecd020b188f4efbfe45d5
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        t155m1.exe
        • Path C:\Users\Admin\AppData\Roaming\t155m1.exe
        • Size 45KB
        • SHA256 84619df91583de3b5d9373473b5a9090c79c3369c7191e596f54192837abf1bd
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3888-0-0x00000000745A2000-0x00000000745A3000-memory.dmp
        Download

        memory/3888-1-0x0000000000920000-0x0000000000932000-memory.dmp
        Download

        memory/3888-2-0x0000000074590000-0x0000000074D4C000-memory.dmp
        Download

        memory/3888-3-0x0000000005420000-0x00000000054BC000-memory.dmp
        Download

        memory/3888-8-0x0000000074590000-0x0000000074D4C000-memory.dmp
        Download

        memory/4068-12-0x0000000074390000-0x0000000074B4C000-memory.dmp
        Download

        memory/4068-14-0x0000000074390000-0x0000000074B4C000-memory.dmp
        Download