Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-es
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-eslocale:es-esos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/08/2026, 21:08

General

  • Target
    Auto-Resolutorio.js
  • Size 344KB
  • Sample260825-zyv94aah33
  • SHA256 82d75976bb4947e9da7e3e8f4bbeefa33cf4ed2eceba40a255875e74c82e81b8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • | CRACKED BY https://t.me/xworm_v2

Botnet
  • CAL035

C2
  • nuevaera2026202620262026.duckdns.org:7707

  • nuevaera2026202620262026.duckdns.org:3009

Mutex
  • AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • 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
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Hide Artifacts: Hidden Files and Directories 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs
  • Views/modifies file attributes 1 TTPs 10 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\Auto-Resolutorio.js
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4516
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noprofile -command $LTBLSIX=$env:ZGOGLB;$ZQQKJJG=$env:FJCJTIY;$TLNZRQI=$env:AZPXXV+$env:BFCY+$env:BUZTCZP+'.'+$env:AIKWMORB;[void][IO.Directory]::CreateDirectory([IO.Path]::GetDirectoryName($TLNZRQI));$DATUGLD=foreach($TJHIX in [IO.File]::ReadAllLines($ZQQKJJG)){if($TJHIX.IndexOf($LTBLSIX)-eq 0){$TJHIX.Substring($LTBLSIX.Length)}};[IO.File]::WriteAllLines($TLNZRQI,[string[]]@($DATUGLD),[Text.Encoding]::ASCII)
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4176
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c call "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\20267251787692115613.cmd" & attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\20267251787692115613.cmd"
      2⤵
      • Hide Artifacts: Hidden Files and Directories
      • Suspicious use of WriteProcessMemory
      PID:3548
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:EEGJUECY))"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4276
      • C:\Windows\system32\attrib.exe
        attrib -h -s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\*.cmd"
        3⤵
        • Views/modifies file attributes
        PID:2140
      • C:\Windows\system32\attrib.exe
        attrib -h -s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\*.bat"
        3⤵
        • Views/modifies file attributes
        PID:1688
      • C:\Windows\system32\attrib.exe
        attrib -h -s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\notif_cache\notif_cache.dat"
        3⤵
        • Views/modifies file attributes
        PID:2692
      • C:\Windows\system32\attrib.exe
        attrib -h -s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\notif_cache\notif_cache_PQKMIGOY.cmd"
        3⤵
        • Views/modifies file attributes
        PID:6104
      • C:\Windows\system32\attrib.exe
        attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\notif_cache\notif_cache.dat"
        3⤵
        • Views/modifies file attributes
        PID:3264
      • C:\Windows\system32\attrib.exe
        attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\notif_cache\notif_cache_PQKMIGOY.cmd"
        3⤵
        • Views/modifies file attributes
        PID:1240
      • C:\Windows\system32\attrib.exe
        attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\notif_cache"
        3⤵
        • Views/modifies file attributes
        PID:3404
      • C:\Windows\system32\attrib.exe
        attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\20267251787692115613.cmd"
        3⤵
        • Views/modifies file attributes
        PID:5804
      • C:\Windows\system32\attrib.exe
        attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\notif_cache\notif_cache_WBVEBOWP.vbs"
        3⤵
        • Views/modifies file attributes
        PID:3400
      • C:\Windows\system32\reg.exe
        reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v GdiMapRefresh_QWXK /t REG_SZ /d "C:\Windows\System32\wscript.exe //B //nologo ""C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\notif_cache\notif_cache_WBVEBOWP.vbs"""
        3⤵
        • Adds Run key to start application
        PID:4736
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:EEGJUECY))"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2460
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:EEGJUECY))"
          4⤵
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1660
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\tiusjiba\tiusjiba.cmdline"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3428
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
              C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES74E8.tmp" "c:\Users\Admin\AppData\Local\Temp\tiusjiba\CSCA11EFDE9BB1A495F90EB91B5F26A8CE6.TMP"
              6⤵
                PID:5196
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\ur0ombac\ur0ombac.cmdline"
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1836
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
                C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES7594.tmp" "c:\Users\Admin\AppData\Local\Temp\ur0ombac\CSC556B1DCBE573405EADC5B47F3C13D332.TMP"
                6⤵
                  PID:2292
              • C:\Windows\SysWOW64\msiexec.exe
                "C:\Windows\system32\msiexec.exe"
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:2232
                • C:\Windows\SysWOW64\prevhost.exe
                  "C:\Windows\SysWOW64\prevhost.exe"
                  6⤵
                  • System Location Discovery: System Language Discovery
                  PID:4268
              • C:\Windows\SysWOW64\choice.exe
                "C:\Windows\system32\choice.exe"
                5⤵
                  PID:4340
            • C:\Windows\system32\attrib.exe
              attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\20267251787692115613.cmd"
              3⤵
              • Views/modifies file attributes
              PID:1648

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              20267251787692115613.cmd

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\20267251787692115613.cmd
              • Size 323KB
              • SHA256 6a5f24afe8e6b69e217dfbd3529f7c25d65254bfdbee5976c84d1c1c8d6e04ce
              • MD5 SHA1 SHA512 SSDEEP TLSH

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 948B
              • SHA256 beb89f9355be2debcce3233a89ad4d63ec861b41b73c309d63444f4b800dc129
              • MD5 SHA1 SHA512 TLSH

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 1KB
              • SHA256 eee9b4cfddcd92252ee49424c5ba436be577b510f290ce83797e1709a7f55a32
              • MD5 SHA1 SHA512 TLSH

              RES74E8.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\RES74E8.tmp
              • Size 1KB
              • SHA256 b1c2faada52d2e3cdcc62a220c2dc7012b2dc5705f1fa7de944a2ee8136ccbe2
              • MD5 SHA1 SHA512 TLSH

              RES7594.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\RES7594.tmp
              • Size 1KB
              • SHA256 7c6ffb3330731984149b508031f233c67e1043bd17557014d3e53320e4b39593
              • MD5 SHA1 SHA512 TLSH

              __PSScriptPolicyTest_rncegqkw.n3w.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rncegqkw.n3w.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512 TLSH

              handoff_dbg_1660_e59764f.txt

              • Path C:\Users\Admin\AppData\Local\Temp\handoff_dbg_1660_e59764f.txt
              • Size 70B
              • SHA256 2369887a57570463e4914d0ae5dbfaab13d8750555c820831116225793af3b43
              • MD5 SHA1 SHA512 TLSH

              handoff_dbg_1660_e59764f.txt

              • Path C:\Users\Admin\AppData\Local\Temp\handoff_dbg_1660_e59764f.txt
              • Size 86B
              • SHA256 7d37b622bace8334499bb6dca16b112605ccde9d02eacd75b856c4f64c5b0f8b
              • MD5 SHA1 SHA512 TLSH

              tiusjiba.dll

              • Path C:\Users\Admin\AppData\Local\Temp\tiusjiba\tiusjiba.dll
              • Size 3KB
              • SHA256 bb59a4d9f5e8aee52ddf1cc08ef4bedea29534904de908daba2887b38764fe64
              • MD5 SHA1 SHA512 TLSH

              ur0ombac.dll

              • Path C:\Users\Admin\AppData\Local\Temp\ur0ombac\ur0ombac.dll
              • Size 66KB
              • SHA256 6a3e77da6b54953dabe4dd8ee99dbe43aa81993e5b36666c739878898b711dd0
              • MD5 SHA1 SHA512 SSDEEP TLSH

              CSCA11EFDE9BB1A495F90EB91B5F26A8CE6.TMP

              • Path \??\c:\Users\Admin\AppData\Local\Temp\tiusjiba\CSCA11EFDE9BB1A495F90EB91B5F26A8CE6.TMP
              • Size 652B
              • SHA256 bf49b4ad1895bfd8fdc79d6ed93bcbf3f7951314a6bea0d053826292eed830c2
              • MD5 SHA1 SHA512 TLSH

              tiusjiba.0.cs

              • Path \??\c:\Users\Admin\AppData\Local\Temp\tiusjiba\tiusjiba.0.cs
              • Size 60B
              • SHA256 987fefb55f5ec95ae927ada3bfbfb64e8f022193cfb3296ec65b561053578c72
              • MD5 SHA1 SHA512 TLSH

              tiusjiba.cmdline

              • Path \??\c:\Users\Admin\AppData\Local\Temp\tiusjiba\tiusjiba.cmdline
              • Size 369B
              • SHA256 df90c008fcbc822e3bbbb48ff3a8ebacd6f7d52833aa9ebfcecc4faadc75dfa5
              • MD5 SHA1 SHA512 TLSH

              CSC556B1DCBE573405EADC5B47F3C13D332.TMP

              • Path \??\c:\Users\Admin\AppData\Local\Temp\ur0ombac\CSC556B1DCBE573405EADC5B47F3C13D332.TMP
              • Size 652B
              • SHA256 81b2830fab049e726b623e5b612ef947958dbea46c7e3d4e26e155c4be4879f0
              • MD5 SHA1 SHA512 TLSH

              ur0ombac.0.cs

              • Path \??\c:\Users\Admin\AppData\Local\Temp\ur0ombac\ur0ombac.0.cs
              • Size 94KB
              • SHA256 9ba228859e1ce93580ad10e95b4ce3861a1df13ce84bc3299fa3b5ae8214d905
              • MD5 SHA1 SHA512 SSDEEP TLSH

              ur0ombac.cmdline

              • Path \??\c:\Users\Admin\AppData\Local\Temp\ur0ombac\ur0ombac.cmdline
              • Size 247B
              • SHA256 d080bdc5d66f8ddd9f0d6f3bc3c7d2d9a6ec7424330bde7a47944f95af9c02ec
              • MD5 SHA1 SHA512 TLSH

              memory/1660-38-0x0000000006BB0000-0x0000000006BCE000-memory.dmp

              memory/1660-73-0x0000000008060000-0x00000000080A0000-memory.dmp

              memory/1660-28-0x0000000005C40000-0x0000000005CC2000-memory.dmp

              memory/1660-29-0x0000000005DC0000-0x0000000005DE2000-memory.dmp

              memory/1660-30-0x00000000064C0000-0x0000000006526000-memory.dmp

              memory/1660-33-0x0000000006530000-0x0000000006596000-memory.dmp

              memory/1660-34-0x00000000065A0000-0x00000000068FB000-memory.dmp

              memory/1660-35-0x0000000005E60000-0x0000000005E70000-memory.dmp

              memory/1660-59-0x0000000007F50000-0x0000000007F58000-memory.dmp

              memory/1660-37-0x0000000006A40000-0x0000000006B42000-memory.dmp

              memory/1660-26-0x0000000005730000-0x0000000005766000-memory.dmp

              memory/1660-39-0x0000000006C00000-0x0000000006C4C000-memory.dmp

              memory/1660-27-0x0000000005E70000-0x00000000064BA000-memory.dmp

              memory/1660-42-0x0000000007390000-0x00000000073B2000-memory.dmp

              memory/1660-40-0x0000000007E10000-0x0000000007EA6000-memory.dmp

              memory/1660-43-0x0000000008470000-0x0000000008A2A000-memory.dmp

              memory/1660-44-0x00000000090B0000-0x000000000972C000-memory.dmp

              memory/1660-45-0x0000000007FB0000-0x0000000007FCE000-memory.dmp

              memory/1660-72-0x0000000007F90000-0x0000000007FA8000-memory.dmp

              memory/1660-41-0x0000000007340000-0x000000000735A000-memory.dmp

              memory/2232-74-0x0000000005350000-0x0000000005390000-memory.dmp

              memory/2232-78-0x0000000010000000-0x0000000010040000-memory.dmp

              memory/2232-87-0x0000000005350000-0x0000000005390000-memory.dmp

              memory/2232-90-0x0000000005410000-0x0000000005420000-memory.dmp

              memory/2232-91-0x0000000005410000-0x0000000005420000-memory.dmp

              memory/4176-12-0x00007FF8B5C90000-0x00007FF8B6634000-memory.dmp

              memory/4176-2-0x00007FF8B5C90000-0x00007FF8B6634000-memory.dmp

              memory/4176-4-0x00007FF8B5C90000-0x00007FF8B6634000-memory.dmp

              memory/4176-8-0x0000027EF5B30000-0x0000027EF5B52000-memory.dmp

              memory/4176-3-0x0000027EF5BC0000-0x0000027EF5C42000-memory.dmp

              memory/4176-10-0x00007FF8B5C90000-0x00007FF8B6634000-memory.dmp

              memory/4176-9-0x0000027EF5A80000-0x0000027EF5A90000-memory.dmp

              memory/4176-0-0x00007FF8B5E1F000-0x00007FF8B5E20000-memory.dmp

              memory/4176-11-0x0000027EF5D60000-0x0000027EF5E62000-memory.dmp

              memory/4176-5-0x00007FF8B5C90000-0x00007FF8B6634000-memory.dmp

              memory/4176-16-0x00007FF8B5C90000-0x00007FF8B6634000-memory.dmp

              memory/4176-14-0x00007FF8B5C90000-0x00007FF8B6634000-memory.dmp

              memory/4176-1-0x00007FF8B5C90000-0x00007FF8B6634000-memory.dmp

              memory/4268-95-0x0000000002AF0000-0x0000000002B06000-memory.dmp

              memory/4268-96-0x0000000010000000-0x0000000010020000-memory.dmp

              memory/4268-93-0x0000000010000000-0x0000000010020000-memory.dmp