Analysis

  • max time kernel
    116s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2023, 07:04

General

  • Target
    e-Receipt.js
  • Size 9.0MB
  • Sample230328-hvy35she49
  • SHA256 0d83155e7cb3df97f1b07f18528d3f955b07b7f79d3d4942a1ec22607e08936a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vjw0rm

C2
  • http://demon666.duckdns.org:9011

Signatures

  • Vjw0rm

    Vjw0rm is a remote access trojan written in JavaScript.

  • Blocklisted process makes network request 1 IoCs
  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\e-Receipt.js
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    • Adds Run key to start application
    PID:1044

Network

        MITRE ATT&CK Enterprise v6

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        Downloads