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Analysis

  • max time kernel
    93s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2024, 01:31

General

  • Target

    Stub.exe

  • Size

    84KB

  • MD5

    2234544e14c7e54e6f4d186b2fd76895

  • SHA1

    1d093861228c810fd8027ae27a92c7b2e79c606f

  • SHA256

    12d242765341882daf533c354c738074ed726e8e4af92f040d14b5d2ba992d94

  • SHA512

    b7af460b642288f40c0e1491e364959006018da2c2f42e98524da43ec208575a58d0d571a97861f5b1e2c8af844b6a5cc07b802d95abd4163e5d0d0768d813ea

  • SSDEEP

    1536:hUCfdRQM2DT3m/tTfpTGbqESA7fX6q6Rsxnuc8OyUbf2bd:hJPAm3CbqqX6NsN0OyU72d

Score
10/10

Malware Config

Extracted

Family

xworm

C2

193.161.193.99:25993

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • 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\Stub.exe
    "C:\Users\Admin\AppData\Local\Temp\Stub.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1872

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1872-0-0x00007FFBAA3D3000-0x00007FFBAA3D5000-memory.dmp

    Filesize

    8KB

  • memory/1872-1-0x0000000000F20000-0x0000000000F3C000-memory.dmp

    Filesize

    112KB

  • memory/1872-2-0x00007FFBAA3D0000-0x00007FFBAAE91000-memory.dmp

    Filesize

    10.8MB

  • memory/1872-3-0x00007FFBAA3D0000-0x00007FFBAAE91000-memory.dmp

    Filesize

    10.8MB