Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 04:46

General

  • Target

    PROFOMA INVOICE.js

  • Size

    91KB

  • MD5

    9708346aa72aa028ac9f45e47e346b02

  • SHA1

    de48b6807fc81609349f6abcae0389b7c752c7dd

  • SHA256

    f63c29432ab01fbf3380272b91da24fc04e701f9492378c76cace5800aa0b0b8

  • SHA512

    4982684bb6414fc1584229ab21afecc6c10368dece07818bfd1db8aa32c66f9f58082df46e772d191e8581fb8b04f7975b216d4c4a81e17ac726e940a93fb6c0

  • SSDEEP

    768:dICg//4y3bIaAae1NYrfKZ2xNPu/10nP2zFI7Aae1NYrfKZ2xNPu/10nP2zFIq:7g/rLIXIvPL2IvPLe

Malware Config

Extracted

Family

vjw0rm

C2

http://vjwmaster.duckdns.org:9987

Signatures

  • Vjw0rm

    Vjw0rm is a remote access trojan written in JavaScript.

  • Blocklisted process makes network request 1 IoCs
  • 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).

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\PROFOMA INVOICE.js"
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    • Adds Run key to start application
    PID:4500

Network

MITRE ATT&CK Enterprise v15

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Downloads