Overview

overview

10

Static

static

1

Inquiry 006042099.js

windows7-x64

10

Inquiry 006042099.js

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-03-2024 13:01

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General

  • Target

    Inquiry 006042099.js

  • Size

    3.8MB

  • MD5

    4c314b9d39669df27156747da107becc

  • SHA1

    69b2083af009d92a0e358562e037422cb0f30d5e

  • SHA256

    1dd3bb76323b4cef240b169318d78ba1a360574382fb2d9f42a1888fe3fc3960

  • SHA512

    30a6ae1aea3221ef5bb7f8f7193b8c5b13b37df690720eab3c7dc8c770a769bd97b7df597bafeb008755c7e6930f0dda7622805337daff77362e479bcc1ab19a

  • SSDEEP

    49152:wnYqXWFGA7tDzPYDHZt7Ilht7iYR0a+CwUCIVPrROXv54DOC849xV2jXz2FOz:k

Score
10/10
vjw0rmwshratpersistencetrojanworm

Malware Config

Extracted

Family

wshrat

C2

http://46.183.223.73:7000

Signatures

  • Vjw0rm

    Vjw0rm is a remote access trojan written in JavaScript.

    trojanwormvjw0rm
  • WSHRAT

    WSHRAT is a variant of Houdini worm and has vbs and js variants.

    trojanwshrat
  • Blocklisted process makes network request 35 IoCs
  • Drops startup file 5 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Script User-Agent 21 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Inquiry 006042099.js"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\KrxtdWzuVD.js"
      2⤵
      • Blocklisted process makes network request
      • Drops startup file
      PID:1064
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\Inquiry 006042099.js"
      2⤵
      • Blocklisted process makes network request
      • Drops startup file
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2204
      • C:\Windows\System32\wscript.exe
        "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\KrxtdWzuVD.js"
        3⤵
        • Blocklisted process makes network request
        • Drops startup file
        PID:3036

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Inquiry 006042099.js
    Filesize

    3.8MB

    MD5

    4c314b9d39669df27156747da107becc

    SHA1

    69b2083af009d92a0e358562e037422cb0f30d5e

    SHA256

    1dd3bb76323b4cef240b169318d78ba1a360574382fb2d9f42a1888fe3fc3960

    SHA512

    30a6ae1aea3221ef5bb7f8f7193b8c5b13b37df690720eab3c7dc8c770a769bd97b7df597bafeb008755c7e6930f0dda7622805337daff77362e479bcc1ab19a

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  • C:\Users\Admin\AppData\Roaming\KrxtdWzuVD.js
    Filesize

    346KB

    MD5

    df23d63d03a3f3bbc346c661216a1443

    SHA1

    2d17a533f3e783d173de526a9841bb896980161f

    SHA256

    b6c75bec3bac9f66e932372b1646945b0277c45659fcd657f9c0a2f7da625088

    SHA512

    20574b586f3d78c96a05fe41c16be1e59acdb15f6dc0ba4037d1986769852e8bb1d08b32579fb41bbb71f68cc32170e128e96ee65f42b9dec3f1204ed9d7d662

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