Analysis

  • max time kernel
    141s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/03/2025, 20:29

General

  • Target

    uil.exe

  • Size

    34KB

  • MD5

    9a27af6e5ad0be342404fc36327274b9

  • SHA1

    fef9c5b16c357ce08e5146c751821a6bb635f5fa

  • SHA256

    19b4961b0fdcc4e320a6f2becd59f5918fc727db685140f64413a82f9235c962

  • SHA512

    811e46e0091b05d281b3d0bb1cd39278b4c20b606620be6de924b7936673d548145fb953b020ce08462f603fa59942762ec6894e7d4770a9307290b77965f56d

  • SSDEEP

    768:MiNxtIWYUcWXNmFdnf1COFy9jvOjhq/UZe:/xt3cWXYzzFy9jvOjkMZe

Score
10/10

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

gLXBFwOrGsx6hRJl

Attributes
  • Install_directory

    %AppData%

  • install_file

    Edgeupdater.exe

  • pastebin_url

    https://pastebin.com/raw/MNz8CDNG

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Drops startup file 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uil.exe
    "C:\Users\Admin\AppData\Local\Temp\uil.exe"
    1⤵
    • Drops startup file
    • Suspicious use of AdjustPrivilegeToken
    PID:1256

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1256-0-0x00007FF87F413000-0x00007FF87F415000-memory.dmp

    Filesize

    8KB

  • memory/1256-1-0x0000000000260000-0x000000000026E000-memory.dmp

    Filesize

    56KB

  • memory/1256-6-0x00007FF87F410000-0x00007FF87FED1000-memory.dmp

    Filesize

    10.8MB

  • memory/1256-7-0x00007FF87F413000-0x00007FF87F415000-memory.dmp

    Filesize

    8KB

  • memory/1256-8-0x00007FF87F410000-0x00007FF87FED1000-memory.dmp

    Filesize

    10.8MB