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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/03/2025, 15:54

General

  • Target

    WizClient.exe

  • Size

    36KB

  • MD5

    52a45abd553bf3abbcad5ae2f5f13e96

  • SHA1

    3001bfbf5b181f15904c59b5737d8bef36a81ea0

  • SHA256

    f9fb86a6a511f2f26a0e935764e6eac8f27380a9707811ac606a6118338f2edc

  • SHA512

    892f066b6b933a439beaa57b0ea59c9a20f8ea434832af3574d9c9e17c6bab1643371c086ff83aa96344612a0d77665f1cafbd6a3b2343ebf3e7f738c020f0fd

  • SSDEEP

    768:Y18xyrJcvtTT/iN1/1l9EoK4FWPH9ZVOMhMFs:U8Irlr6WFs9ZVOMS+

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:4491

Mutex

YNyZyhpHYEFM5gOf

Attributes
  • Install_directory

    %AppData%

  • install_file

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\WizClient.exe
    "C:\Users\Admin\AppData\Local\Temp\WizClient.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4808-0-0x00007FFC24A63000-0x00007FFC24A65000-memory.dmp

    Filesize

    8KB

  • memory/4808-1-0x0000000000960000-0x0000000000970000-memory.dmp

    Filesize

    64KB

  • memory/4808-8-0x00007FFC24A60000-0x00007FFC25521000-memory.dmp

    Filesize

    10.8MB

  • memory/4808-9-0x00007FFC24A63000-0x00007FFC24A65000-memory.dmp

    Filesize

    8KB

  • memory/4808-10-0x00007FFC24A60000-0x00007FFC25521000-memory.dmp

    Filesize

    10.8MB