Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 18:51

General

  • Target

    Nova Perm premium.exe

  • Size

    35KB

  • MD5

    d46d842f4dca865e747d78fd160b4ab2

  • SHA1

    839aed104690bcb4b238dfb50709fe3e7e596df2

  • SHA256

    d188547999283b2c4fe26ece445804c6908bc2881cdb496e8b85f842cca5e404

  • SHA512

    a4bb1e549a67f704ea35e13372911b1a1d3d9c333972eadddd580e3f23fb911f15d0f5c1d0af58f19d330935140fb0e507a3a00f367c950ecfd6f8856f417a3c

  • SSDEEP

    384:GxrwquEB4WIwkdoVpoFiQ4+YLsRQkX966LZT7BnA7vHsJQcXT/G58pkFyHBLTIZZ:qfnEd9rVBPph7GVFy79e0OjhAyEo

Malware Config

Extracted

Family

xworm

Version

5.0

C2

kit-enrollment.gl.at.ply.gg:55332

Mutex

IoEuZ1j6rJu0qWPX

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    svhost.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
  • Loads dropped DLL 1 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 use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nova Perm premium.exe
    "C:\Users\Admin\AppData\Local\Temp\Nova Perm premium.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2456
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x150 0x508
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1472

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpD7DD.tmp

    Filesize

    100KB

    MD5

    1b942faa8e8b1008a8c3c1004ba57349

    SHA1

    cd99977f6c1819b12b33240b784ca816dfe2cb91

    SHA256

    555ccb7ecd9ae52a75135fdd81ab443a49d5785b0621ed6468d28c4234e46ccc

    SHA512

    5aee3d59478d41ddd5885c99b394c9c4983064e2b3528db1a3f7fc289662bced4f57d072517bbe7573c6d1789435e987ef1aa9cc91f372bcfd30bc016675fa43

  • C:\Users\Admin\AppData\Roaming\Microsoft\Speech\Files\UserLexicons\SP_96365847D6F44581A20D198DF51743A4.dat

    Filesize

    940B

    MD5

    9fcda55bd8c87a7fa434950d0fbce371

    SHA1

    706ac776fce63e839be5818d0d3b952b01f49dfd

    SHA256

    9580235c3c72ad61139e1963d7ed3ebf8fad58bc89e6857dadd5352de0f6a96e

    SHA512

    054556379c9dc9110fb01f9a0ab54b3181d2512641a6482f6e3957080636cdbdd47517e57c7712baa762305bfc98355d349d74dc487277a5b06d90d4185b2a54

  • memory/2456-0-0x00007FFA4CE53000-0x00007FFA4CE55000-memory.dmp

    Filesize

    8KB

  • memory/2456-1-0x0000000000EF0000-0x0000000000F00000-memory.dmp

    Filesize

    64KB

  • memory/2456-6-0x00007FFA4CE50000-0x00007FFA4D911000-memory.dmp

    Filesize

    10.8MB

  • memory/2456-7-0x00007FFA4CE53000-0x00007FFA4CE55000-memory.dmp

    Filesize

    8KB

  • memory/2456-8-0x00007FFA4CE50000-0x00007FFA4D911000-memory.dmp

    Filesize

    10.8MB

  • memory/2456-10-0x0000000002F80000-0x0000000002F8A000-memory.dmp

    Filesize

    40KB

  • memory/2456-11-0x000000001E020000-0x000000001E05A000-memory.dmp

    Filesize

    232KB

  • memory/2456-16-0x000000001BD20000-0x000000001BD2C000-memory.dmp

    Filesize

    48KB

  • memory/2456-17-0x00000000210B0000-0x000000002113E000-memory.dmp

    Filesize

    568KB

  • memory/2456-18-0x00000000017C0000-0x00000000017CA000-memory.dmp

    Filesize

    40KB