Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    28/03/2024, 22:58

General

  • Target

    DOTNET.exe

  • Size

    64KB

  • MD5

    d0723b6dc254501642db3607963a099c

  • SHA1

    dd45ac8f16028770edaf93a3f84a90ff9d29ff65

  • SHA256

    d54acc32db5c2b13907576ba94065b387ba153cb1c8ba9ac1d7ebc715e5a17cc

  • SHA512

    0b64d092061d7d0433039347c4f8d197a9a86c0afae0b9ce4746a48c83e4935afee5fe4c2175003d9a0e663f11ea4f9d7e8ac98613c4519931002638c840c694

  • SSDEEP

    1536:x1DA1txkbmOieEabpPWNKb9OZS5GuDLmEOmtWGO/hsQoPyi6:PMx0mOJcNKb9nDFOQdOJsDai6

Score
10/10

Malware Config

Extracted

Family

xworm

C2

86.173.127.81:7000:7000

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Drops startup file 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DOTNET.exe
    "C:\Users\Admin\AppData\Local\Temp\DOTNET.exe"
    1⤵
    • Drops startup file
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2308

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2308-0-0x0000000000FA0000-0x0000000000FB6000-memory.dmp

          Filesize

          88KB

        • memory/2308-1-0x000007FEF5280000-0x000007FEF5C6C000-memory.dmp

          Filesize

          9.9MB

        • memory/2308-6-0x0000000000640000-0x00000000006C0000-memory.dmp

          Filesize

          512KB

        • memory/2308-7-0x000007FEF5280000-0x000007FEF5C6C000-memory.dmp

          Filesize

          9.9MB

        • memory/2308-8-0x0000000000640000-0x00000000006C0000-memory.dmp

          Filesize

          512KB