Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/09/2026, 13:30

General

  • Target
    Revised Invoice.js
  • Size 29KB
  • Sample260924-qrybfaee38
  • SHA256 418c63bee3b1ffdc417a31ec87c3b1158128976ba189f45fd9a45864f86e6826
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • vipkeylogger

Credentials

Signatures

  • Family: VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Badlisted process makes network request 6 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 TTPs 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 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 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 46 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Revised Invoice.js"
    1⤵
    • Badlisted process makes network request
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4040
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -nop -ep bypass -file "C:\Temp\1XDPXYXC.ps1"
      2⤵
      • Suspicious use of SetThreadContext
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2400
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        3⤵
          PID:744
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          3⤵
            PID:1180
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
            3⤵
              PID:3488
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
              3⤵
                PID:4120
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                3⤵
                  PID:2480
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
                  3⤵
                  • Accesses Microsoft Outlook profiles
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • outlook_office_path
                  • outlook_win_path
                  PID:2876

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  1XDPXYXC.ps1

                  • Path C:\Temp\1XDPXYXC.ps1
                  • Size 1.6MB
                  • SHA256 faeebfd3129528ca4c555c9b59448d07e0ab24080b5f0f68f73c5b044de8fce1
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  __PSScriptPolicyTest_4txgmb3y.mm2.ps1

                  • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4txgmb3y.mm2.ps1
                  • Size 60B
                  • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                  • MD5 SHA1 SHA512 TLSH

                  memory/2400-34-0x0000016DEE7D0000-0x0000016DEE9EC000-memory.dmp

                  memory/2400-16-0x0000016DD4710000-0x0000016DD4720000-memory.dmp

                  memory/2400-17-0x0000016DD4710000-0x0000016DD4720000-memory.dmp

                  memory/2400-27-0x0000016DD4710000-0x0000016DD4720000-memory.dmp

                  memory/2400-28-0x0000016DD4700000-0x0000016DD470E000-memory.dmp

                  memory/2400-35-0x0000016DD4710000-0x0000016DD4720000-memory.dmp

                  memory/2400-25-0x0000016DEE7A0000-0x0000016DEE7C2000-memory.dmp

                  memory/2400-33-0x0000016DD4710000-0x0000016DD4720000-memory.dmp

                  memory/2400-32-0x0000016DD4710000-0x0000016DD4720000-memory.dmp

                  memory/2876-31-0x00000000056E0000-0x000000000577C000-memory.dmp

                  memory/2876-30-0x0000000005D90000-0x0000000006334000-memory.dmp

                  memory/2876-29-0x0000000000400000-0x0000000000448000-memory.dmp

                  memory/2876-36-0x0000000006C10000-0x0000000006DD2000-memory.dmp

                  memory/2876-37-0x0000000006A90000-0x0000000006AE0000-memory.dmp

                  memory/2876-39-0x0000000006E80000-0x0000000006F12000-memory.dmp

                  memory/2876-40-0x0000000006E70000-0x0000000006E7A000-memory.dmp