Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/03/2025, 03:47

General

  • Target

    FNExternal.exe

  • Size

    86KB

  • MD5

    7dc43a52c140117ec3a23b8f78496f0f

  • SHA1

    1c7c2697d12df0398fcb089853a1b5789f3ae887

  • SHA256

    820d57a6faa4134e63df8bba8638792b55a7fe3c77559812706cd7de4da189b6

  • SHA512

    95898e739ead059e06531367a0c5ca5c630ed1f16a2a2c36cada8b7a94d4fe81f7486ab7ef720da1ae09169c08fc32aa64fb4a5554a5779095400582bcaaf3be

  • SSDEEP

    1536:N20YwopvrUvr0wMTwjqWJZiCbJVjWTDpJO960azDAOuymZp+X:BYZpAvgwMm5iCbJCSO5mZ8X

Score
10/10

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:37044

design-ears.gl.at.ply.gg:37044

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

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\FNExternal.exe
    "C:\Users\Admin\AppData\Local\Temp\FNExternal.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1956

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1956-0-0x000007FEF5DC3000-0x000007FEF5DC4000-memory.dmp

    Filesize

    4KB

  • memory/1956-1-0x0000000000390000-0x00000000003AC000-memory.dmp

    Filesize

    112KB

  • memory/1956-2-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp

    Filesize

    9.9MB

  • memory/1956-3-0x000007FEF5DC3000-0x000007FEF5DC4000-memory.dmp

    Filesize

    4KB

  • memory/1956-4-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp

    Filesize

    9.9MB