Analysis

  • max time kernel
    146s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/11/2024, 23:19

General

  • Target

    dllhost.exe

  • Size

    63KB

  • MD5

    0ac0f593a66189ac4276db72a0e97c88

  • SHA1

    d80047b556e525cab64c9f133478436a4f1be3d9

  • SHA256

    1221a43aa821b7207c99985c0c3b24041c6c098428c71d857c5c4d90eac03178

  • SHA512

    f6441e9fc18dcee646d493977fcd48aae2942be32231ef2428d118d7bf37e1a7af92f5f304675c68d45b8fd6030ab1da3dc4039ff2135f5e348050a25ff9336d

  • SSDEEP

    1536:2qehLurVLCtiFKMleoAFi1egDkbPiRMH9x+emxOWjQi2W:VehLurb3eDswukbPLkeQOWjQ+

Malware Config

Extracted

Family

xworm

Attributes
  • Install_directory

    %AppData%

  • install_file

    dllhost.exe

  • pastebin_url

    https://pastebin.com/raw/k0PQ1Em4

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dllhost.exe
    "C:\Users\Admin\AppData\Local\Temp\dllhost.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    PID:3552

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3552-0-0x00007FFF703D3000-0x00007FFF703D5000-memory.dmp

    Filesize

    8KB

  • memory/3552-1-0x0000000000140000-0x0000000000156000-memory.dmp

    Filesize

    88KB

  • memory/3552-3-0x00007FFF703D0000-0x00007FFF70E91000-memory.dmp

    Filesize

    10.8MB

  • memory/3552-4-0x00007FFF703D3000-0x00007FFF703D5000-memory.dmp

    Filesize

    8KB

  • memory/3552-5-0x00007FFF703D0000-0x00007FFF70E91000-memory.dmp

    Filesize

    10.8MB