Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250217-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250217-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    06/03/2025, 13:30

General

  • Target

    now.exe

  • Size

    142KB

  • MD5

    a0d7ef878665100044cd1d67df924e2b

  • SHA1

    31fadc994844a9e59bea9e52b193df3a8a39c6c7

  • SHA256

    382795fea9086b171f12bd039398b822fbae9ca1fe1704d89ec1ea53bfb4d37a

  • SHA512

    784543b84f835ea3d30a0b02d4f5ed558359c812d69c2921e0c8822cceabce0a2f935787154ba8d824c30eb34a75080ace598cd8f8df15fdb50c0ce5daac38a7

  • SSDEEP

    1536:z2H+q7TOFShECxGJRiUFu9ocO+XctTEW:DvqUFu9ocO+8EW

Score
10/10

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

GzBalPVgdb4kiINV

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\now.exe
    "C:\Users\Admin\AppData\Local\Temp\now.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1552

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1552-0-0x00007FFFE4AD3000-0x00007FFFE4AD5000-memory.dmp

    Filesize

    8KB

  • memory/1552-1-0x0000000000E80000-0x0000000000EA8000-memory.dmp

    Filesize

    160KB

  • memory/1552-2-0x00007FFFE4AD0000-0x00007FFFE5592000-memory.dmp

    Filesize

    10.8MB

  • memory/1552-3-0x00007FFFE4AD0000-0x00007FFFE5592000-memory.dmp

    Filesize

    10.8MB