Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-01-2025 23:22

General

  • Target

    498a7519cb7995809343cd6af68517c388973ac1b4b413c7851fc546258505e8.exe

  • Size

    61KB

  • MD5

    b64c4cd49519e33dea71f3ca70f6a60c

  • SHA1

    13cba5ca7ffce442d6c1f713c5b22bf4b911f2cd

  • SHA256

    498a7519cb7995809343cd6af68517c388973ac1b4b413c7851fc546258505e8

  • SHA512

    8e896693d9aee3d29fe9941cc62e0f697e2440033933f7cdf63ec980312b406f4b0861658e9a2c5137dd4092ddb31e559e35a68cd32c6ac03378a3a10e65cb90

  • SSDEEP

    1536:PC1KA2hcrFua7uYHM5zZW52+ZbDoqjf3Npr83jXO8h1oOj:PC1KA2hcT7umMhZk2+ZbDFrv8zXO8hVj

Score
10/10

Malware Config

Extracted

Family

xworm

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/H3wFXmEi

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Drops startup file 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 37 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\498a7519cb7995809343cd6af68517c388973ac1b4b413c7851fc546258505e8.exe
    "C:\Users\Admin\AppData\Local\Temp\498a7519cb7995809343cd6af68517c388973ac1b4b413c7851fc546258505e8.exe"
    1⤵
    • Drops startup file
    • Suspicious use of AdjustPrivilegeToken
    PID:1448

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1448-0-0x000007FEF5173000-0x000007FEF5174000-memory.dmp

    Filesize

    4KB

  • memory/1448-1-0x00000000001D0000-0x00000000001E6000-memory.dmp

    Filesize

    88KB

  • memory/1448-6-0x000007FEF5170000-0x000007FEF5B5C000-memory.dmp

    Filesize

    9.9MB

  • memory/1448-7-0x000007FEF5173000-0x000007FEF5174000-memory.dmp

    Filesize

    4KB

  • memory/1448-8-0x000007FEF5170000-0x000007FEF5B5C000-memory.dmp

    Filesize

    9.9MB