Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/03/2025, 22:34

General

  • Target

    MasonClient.exe

  • Size

    47KB

  • MD5

    bc74bb7f54b6d467f4245951e4cfcbe5

  • SHA1

    a22aa740705a3002f754039cc79154dcd6ef68f8

  • SHA256

    a0c1da59c2c9a1019b41bcaa68df9ef8800c3dec4969497decac8cfd62f8d6bf

  • SHA512

    a2c2e7564238cc3371f9c5c2d4ae808bc7f2a6a9b8b435e133a088fbd72131df400cd739e88fc84e8a41ed88a89d313b22fd08495629a11e4a95bc4836ca7c23

  • SSDEEP

    768:0KpEv4imkJqvhcDz0BXzTqjNvoCdVw+ucCOzYdgFeb5xTLRfgz4nhJOmdMu:0MEv4imkJqvhcDz0BjTqjNvJdV7XYb5n

Score
10/10

Malware Config

Extracted

Family

xworm

Attributes
  • install_file

    USB.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MasonClient.exe
    "C:\Users\Admin\AppData\Local\Temp\MasonClient.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1548-0-0x000007FEF5D23000-0x000007FEF5D24000-memory.dmp

    Filesize

    4KB

  • memory/1548-1-0x0000000001020000-0x0000000001032000-memory.dmp

    Filesize

    72KB

  • memory/1548-2-0x000007FEF5D20000-0x000007FEF670C000-memory.dmp

    Filesize

    9.9MB

  • memory/1548-3-0x000007FEF5D20000-0x000007FEF670C000-memory.dmp

    Filesize

    9.9MB