Overview

overview

10

Static

static

10

4ca054d874...0b.exe

windows10-2004-x64

10

4ca054d874...0b.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    152s
  • 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

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    4ca054d874af50340bf22095a8f5eef6445e3eeec0e8023cbc6fcab6db2e330b.exe
  • Size 45KB
  • Sample260701-l2cp9sdv3x
  • SHA256 4ca054d874af50340bf22095a8f5eef6445e3eeec0e8023cbc6fcab6db2e330b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • xxxtop.net:80

  • xxxtop.net:22

  • xxxtop.net:8080

  • xxxtop.net:8880

  • xxxtop.net:2052

  • xxxtop.net:2082

  • xxxtop.net:2086

  • xxxtop.net:2095

  • xxxtop.net:443

  • xxxtop.net:2053

  • xxxtop.net:2083

  • xxxtop.net:2087

  • xxxtop.net:2096

  • xxxtop.net:8443

  • www.xxxtop.net:80

  • www.xxxtop.net:22

  • www.xxxtop.net:8080

  • www.xxxtop.net:8880

  • www.xxxtop.net:2052

  • www.xxxtop.net:2082

Mutex

  • 81mz9TpfivUw

Attributes
  • delay

    0

  • install

    true

  • install_file

    t1loorks.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\4ca054d874af50340bf22095a8f5eef6445e3eeec0e8023cbc6fcab6db2e330b.exe
    "C:\Users\Admin\AppData\Local\Temp\4ca054d874af50340bf22095a8f5eef6445e3eeec0e8023cbc6fcab6db2e330b.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "t1loorks" /tr '"C:\Users\Admin\AppData\Roaming\t1loorks.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3668
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "t1loorks" /tr '"C:\Users\Admin\AppData\Roaming\t1loorks.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4072
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE124.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:6028
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1616
      • C:\Users\Admin\AppData\Roaming\t1loorks.exe
        "C:\Users\Admin\AppData\Roaming\t1loorks.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2844
  • C:\Users\Admin\AppData\Roaming\t1loorks.exe
    "C:\Users\Admin\AppData\Roaming\t1loorks.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4712
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:236
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
          PID:2768
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
          PID:4620
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
            PID:956

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                prep_Activatable Class_Hermes_perf.cache
                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                • Size 603B
                • SHA256 b346273b0f3e13afaa9f07d97248343c45a667a5e097d1198a449a4de187aebb
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                prep_Activatable Class_Hermes_perf.cache
                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                • Size 599B
                • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                tmpE124.tmp.bat
                • Path C:\Users\Admin\AppData\Local\Temp\tmpE124.tmp.bat
                • Size 152B
                • SHA256 b17c7302b71ab25c7e9029048e55d4370ced474cce2254094a362d9ea9b0f883
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                t1loorks.exe
                • Path C:\Users\Admin\AppData\Roaming\t1loorks.exe
                • Size 45KB
                • SHA256 4ca054d874af50340bf22095a8f5eef6445e3eeec0e8023cbc6fcab6db2e330b
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                memory/1728-1-0x0000000000050000-0x0000000000062000-memory.dmp
                Download

                memory/1728-2-0x0000000075030000-0x00000000757EC000-memory.dmp
                Download

                memory/1728-3-0x0000000004BD0000-0x0000000004C6C000-memory.dmp
                Download

                memory/1728-8-0x0000000075030000-0x00000000757EC000-memory.dmp
                Download

                memory/1728-0-0x0000000075042000-0x0000000075043000-memory.dmp
                Download

                memory/4620-51-0x0000019A02D90000-0x0000019A02E90000-memory.dmp
                Download

                memory/4620-33-0x0000019A001E0000-0x0000019A002E0000-memory.dmp
                Download

                memory/4620-81-0x0000019A14120000-0x0000019A14140000-memory.dmp
                Download

                memory/4620-67-0x0000019A02D10000-0x0000019A02D30000-memory.dmp
                Download

                memory/4620-47-0x0000019A02930000-0x0000019A02950000-memory.dmp
                Download

                memory/4712-14-0x0000000074EC0000-0x000000007567C000-memory.dmp
                Download

                memory/4712-12-0x0000000074EC0000-0x000000007567C000-memory.dmp
                Download