Analysis

  • max time kernel
    24s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-11-2024 08:15

General

  • Target

    Loader.exe

  • Size

    66KB

  • MD5

    628b8d56d18d4d581c20372b423b8138

  • SHA1

    7a1cb2fe1995dd00c2b8027ae1f51bfef5ecd1ca

  • SHA256

    093b42daa9fef07bb6bc493f5b158070557d4e2980965b58a69eae544119384c

  • SHA512

    7f82b46e2b9bdf25bd5cdfb348048126a7c0a4bb4e07a7b22e2b71948dcf3d8699e08a22c0c77927525e5dadcfa3574587a9fa8ccd8138791ef173475acc16cd

  • SSDEEP

    1536:iEkWcN6qFFL9PAOMx37PlSiR5smz9RGFS1:iEkWO6qFFL9PAOMZ9SOC4

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:7000

Mutex

PMawnpd159lRre2h

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\Loader.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2244-0-0x00007FFEC6143000-0x00007FFEC6145000-memory.dmp

    Filesize

    8KB

  • memory/2244-1-0x0000000000F40000-0x0000000000F56000-memory.dmp

    Filesize

    88KB

  • memory/2244-6-0x00007FFEC6140000-0x00007FFEC6C01000-memory.dmp

    Filesize

    10.8MB

  • memory/2244-7-0x00007FFEC6143000-0x00007FFEC6145000-memory.dmp

    Filesize

    8KB

  • memory/2244-8-0x00007FFEC6140000-0x00007FFEC6C01000-memory.dmp

    Filesize

    10.8MB