Analysis

  • max time kernel
    148s
  • max time network
    114s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/10/2026, 07:55

General

  • Target
    b.exe
  • Size 48KB
  • Sample261002-jsdj4ax14j
  • SHA256 7c836e411344b3a26fb2ba6dae0d5ec18f2df3bcfc44b529c82042e88b7ae757
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xenorat

C2
  • nohuvip247.top

Mutex
  • backdoor

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    80

  • startup_name

    winservice.msi

Signatures

  • Family: XenoRat

    XenoRat is a remote access trojan written in C#.

  • Detect XenoRat Payload 1 IoCs
  • Program crash 1 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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 use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b.exe
    "C:\Users\Admin\AppData\Local\Temp\b.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 1824
      2⤵
      • Program crash
      PID:2396
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1668 -ip 1668
    1⤵
      PID:2936

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1668-0-0x0000000074EA2000-0x0000000074EA3000-memory.dmp

          memory/1668-1-0x0000000000210000-0x0000000000222000-memory.dmp

          memory/1668-2-0x0000000074E90000-0x000000007564C000-memory.dmp

          memory/1668-3-0x0000000074E90000-0x000000007564C000-memory.dmp