Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    26-02-2021 13:14

General

  • Target

    ReceiptCopy.js

  • Size

    25KB

  • MD5

    ea0364f70362a4980db75ec2daf47dd7

  • SHA1

    3d8816bf7bb284811f39cb8334b8a98b7ceccc40

  • SHA256

    b96407d5400aada01adfb86753604efa9e291a0b30d96f90d5897a1596947f4b

  • SHA512

    af121da57ca5cc200ad5a3d216f95e4fa0d11257c6d4d1951978ed8f12e7991e133e8e5aca65cd0ef2fdcdce04d67bcaee082c905d6c809246d2bfed2b1628cf

Score
10/10

Malware Config

Signatures

  • Vjw0rm

    Vjw0rm is a remote access trojan written in JavaScript.

  • Blocklisted process makes network request 4 IoCs
  • Drops startup file 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\ReceiptCopy.js
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    PID:1232

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • memory/1232-2-0x000001F24CFD0000-0x000001F24CFD4000-memory.dmp
    Filesize

    16KB