Overview

overview

10

Static

static

1

2024 94544 p.m..js

windows7-x64

10

2024 94544 p.m..js

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03-05-2024 20:16

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General

  • Target

    2024 94544 p.m..js

  • Size

    2.1MB

  • MD5

    40d85b56e7392f84a265c3e43209112c

  • SHA1

    c10e1c1c487f84dbb2cf5089f473529114a89859

  • SHA256

    57679766d792132497921ab478f7802f3599a8d19a9c4190045e3a139e9f2c52

  • SHA512

    203709c65208887bdc78bc02d366ee48a04b90e7e701876416a04b98b12e01e18e5468ddb69ff018ea52816b9e4eae0787bc024cc550d2d35271191829ae7690

  • SSDEEP

    49152:gZknKnkiP2Kkaq4ePu3SomhEvQZuqCniSZae2h6ifBUw5LWrVRRNb/YopQESU3oW:w

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 24 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 94544 p.m..js"
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    • Adds Run key to start application
    PID:2128

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 94544 p.m..js
    Filesize

    2.1MB

    MD5

    40d85b56e7392f84a265c3e43209112c

    SHA1

    c10e1c1c487f84dbb2cf5089f473529114a89859

    SHA256

    57679766d792132497921ab478f7802f3599a8d19a9c4190045e3a139e9f2c52

    SHA512

    203709c65208887bdc78bc02d366ee48a04b90e7e701876416a04b98b12e01e18e5468ddb69ff018ea52816b9e4eae0787bc024cc550d2d35271191829ae7690

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