General

  • Target

    VencordInstaller2.exe

  • Size

    9.9MB

  • Sample

    250306-vwd6kstq19

  • MD5

    c374d1675742dec803bc013c5069711b

  • SHA1

    ce53bdc502f1b9dfe6721e9fe3853029d31b8650

  • SHA256

    3293c4ae19d9c0fe95f15a8f65c08cc8d47d47d0a765ac024b5d5db0d2de9ed2

  • SHA512

    77d69bb193808b81038e9c4ad14920dc1e87ffb21a102b6a3bbe0876581275d77bfe3c9466aa9b8c903bdeca3b90911eb5edfed912597ec76cb4e03a17698044

  • SSDEEP

    196608:J95OFJg0DC/xTYt34Z+UWNhwiH0mQoAqOPmhMxA4jZzbLNNNj/ztmU:X5OFJxOBdIUWNKiH0NzqO9xAKbNj/ztF

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://github.com/charlie-60/R/raw/refs/heads/main/MasonRootkit.exe

exe.dropper

https://raw.githubusercontent.com/ninhpn1337/Disable-Windows-Defender/main/source.bat

Extracted

Family

xworm

Attributes
  • Install_directory

    %port%

  • install_file

    svchost.exe

  • pastebin_url

    https://pastebin.com/raw/J42c6s7r

Targets

    • Target

      VencordInstaller2.exe

    • Size

      9.9MB

    • MD5

      c374d1675742dec803bc013c5069711b

    • SHA1

      ce53bdc502f1b9dfe6721e9fe3853029d31b8650

    • SHA256

      3293c4ae19d9c0fe95f15a8f65c08cc8d47d47d0a765ac024b5d5db0d2de9ed2

    • SHA512

      77d69bb193808b81038e9c4ad14920dc1e87ffb21a102b6a3bbe0876581275d77bfe3c9466aa9b8c903bdeca3b90911eb5edfed912597ec76cb4e03a17698044

    • SSDEEP

      196608:J95OFJg0DC/xTYt34Z+UWNhwiH0mQoAqOPmhMxA4jZzbLNNNj/ztmU:X5OFJxOBdIUWNKiH0NzqO9xAKbNj/ztF

    • Detect Xworm Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks