Analysis

  • max time kernel
    124s
  • max time network
    145s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250218-en
  • resource tags

    arch:x64arch:x86image:win11-20250218-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06/03/2025, 18:35

General

  • Target

    XClient4.exe

  • Size

    59KB

  • MD5

    26a94e24ca234dfc97dbc916eab37147

  • SHA1

    518727c55401e1aba25b190d73f6a7621a702b0e

  • SHA256

    dd169e611d6b2a33e6b501edf19acd712c1eca095eb46307305595be547d0bc6

  • SHA512

    8a3606cbaabb0f279e15b1ae0e5f166e666816968a3e60003f8efd5ba7bb39c9f314abe360866737911f789f91770634d54577258fef1315997fb96906be03f2

  • SSDEEP

    1536:m/NPNvXQK47xXyQn7ClbCQzeTb8+P1tx4KKouOaOzoEG:M7vm7xXd7CAnb8rKZuOakZG

Score
10/10

Malware Config

Extracted

Family

xworm

Version

3.1

C2

association-lectures.gl.at.ply.gg:32463

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\XClient4.exe
    "C:\Users\Admin\AppData\Local\Temp\XClient4.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3344
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --string-annotations --always-read-main-dll --field-trial-handle=760,i,2269884594570411122,17736042394233610230,262144 --variations-seed-version --mojo-platform-channel-handle=4572 /prefetch:14
    1⤵
      PID:248
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --string-annotations --always-read-main-dll --field-trial-handle=4088,i,2269884594570411122,17736042394233610230,262144 --variations-seed-version --mojo-platform-channel-handle=5636 /prefetch:14
      1⤵
        PID:1616

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3344-0-0x00007FFFFCAA3000-0x00007FFFFCAA5000-memory.dmp

        Filesize

        8KB

      • memory/3344-1-0x00000000000C0000-0x00000000000D6000-memory.dmp

        Filesize

        88KB

      • memory/3344-2-0x00007FFFFCAA0000-0x00007FFFFD562000-memory.dmp

        Filesize

        10.8MB

      • memory/3344-3-0x00007FFFFCAA0000-0x00007FFFFD562000-memory.dmp

        Filesize

        10.8MB