Overview

overview

10

Static

static

1

2024 83529 p.m..js

windows7-x64

10

2024 83529 p.m..js

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-05-2024 19:16

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General

  • Target

    2024 83529 p.m..js

  • Size

    830KB

  • MD5

    3f2a1c1daacef7c9dc6f69c5362c9928

  • SHA1

    3ce5d81226174c6c048313b9702fec63491eb339

  • SHA256

    0cb55adaebcd33b94fb00efcd1b927b2bc49a05e4ec4f9cc02bb70b3c5dfeb7c

  • SHA512

    d325873f1fd3bf4393ce60329451874b2a7543c5c3068fd0427030f761f20f9e8539fed72ff24155cfc6d7d609a997c1ceb91cc643a79732c0a2bf97c731eee9

  • SSDEEP

    24576:hKDnslywYmw3SkKNuhf+0s3S3PnukeZauv/k5IgPZ5i:hKbstYmw3SNwhm0CSfgauvmLi

Score
10/10
wshratexecutionpersistencetrojan

Malware Config

Extracted

Family

wshrat

C2

http://masterokrwh.duckdns.org:8426

Signatures

  • WSHRAT

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

    trojanwshrat
  • Blocklisted process makes network request 29 IoCs
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
    execution
  • Enumerates physical storage devices 1 TTPs

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

  • Script User-Agent 26 IoCs

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

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\2024 83529 p.m..js"
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    • Adds Run key to start application
    PID:4500

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2024 83529 p.m..js
    Filesize

    830KB

    MD5

    3f2a1c1daacef7c9dc6f69c5362c9928

    SHA1

    3ce5d81226174c6c048313b9702fec63491eb339

    SHA256

    0cb55adaebcd33b94fb00efcd1b927b2bc49a05e4ec4f9cc02bb70b3c5dfeb7c

    SHA512

    d325873f1fd3bf4393ce60329451874b2a7543c5c3068fd0427030f761f20f9e8539fed72ff24155cfc6d7d609a997c1ceb91cc643a79732c0a2bf97c731eee9

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