Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/07/2026, 12:12

General

  • Target
    southwestbestthinkingforcinggood.hta
  • Size 25KB
  • Sample260714-pdlvtabz4l
  • SHA256 339135ba0e274e7540bfa429f74b943a6b6a42a39b170f783420568720420a87
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • XWorm V6.4

C2
  • 23.95.117.238:6000

Mutex
  • C4YE6XVvVq850Nv3

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Detect Xworm Payload 1 IoCs
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Badlisted process makes network request 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\southwestbestthinkingforcinggood.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2964
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -NoProfile -Command "Invoke-Expression $env:undies"
    1⤵
    • Process spawned unexpected child process
    • Badlisted process makes network request
    • Suspicious use of SetThreadContext
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:964
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4880

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/964-14-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-22-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-4-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-5-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-6-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-7-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-9-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-8-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-10-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-11-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-12-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-13-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-3-0x0000023F6B690000-0x0000023F6B6B2000-memory.dmp

        memory/964-15-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/964-0-0x00007FFBCBD6F000-0x00007FFBCBD70000-memory.dmp

        memory/964-17-0x0000023F6B740000-0x0000023F6B7F4000-memory.dmp

        memory/964-18-0x0000023F6B6C0000-0x0000023F6B6CA000-memory.dmp

        memory/964-16-0x00007FFBCBBE0000-0x00007FFBCC584000-memory.dmp

        memory/4880-21-0x00000000050C0000-0x000000000515C000-memory.dmp

        memory/4880-19-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4880-23-0x00000000057D0000-0x0000000005836000-memory.dmp

        memory/4880-24-0x0000000006A80000-0x0000000006B12000-memory.dmp

        memory/4880-25-0x00000000070E0000-0x000000000769A000-memory.dmp

        memory/4880-26-0x0000000006D80000-0x0000000006F28000-memory.dmp

        memory/4880-27-0x0000000006F70000-0x0000000006F7E000-memory.dmp