Analysis

  • max time kernel
    161s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:41

General

  • Target

    9a3df780456f04026aacc5b4fb7dc801d06e2989c4fda76ea8cb987ac394ac49.exe

  • Size

    53KB

  • MD5

    e8d58195595024d22d98b6e57ae2ac09

  • SHA1

    35da3d5eb816cee849685f6a04a69b00f251c9bc

  • SHA256

    9a3df780456f04026aacc5b4fb7dc801d06e2989c4fda76ea8cb987ac394ac49

  • SHA512

    31c1cfa022476d1a63c1a0817200e790bfc87e36fd4c752ef2e4ceab8adcb371459768cc0b233234fe08e13b01f26e4d4f94e62d6fa135ae7cfdce75ecfea2cd

Malware Config

Extracted

Path

C:\how_to_back_files.html

Ransom Note
<html> <style type="text/css"> body { background-color: #404040; } { margin: 0; padding: 0; } h1, h3{ text-align: center; text-transform: uppercase; font-weight: normal; } /*---*/ .tabs1{ width: 800px; display: block; margin: auto; position: relative; } .tabs1 .head{ text-align: center; float: top; text-transform: uppercase; font-weight: normal; display: block; padding: 15px; color: #000000; background: #ff0000; } .tabs1 .identi { text-align: center; float: top; display: block; padding: 15px; background: #303030; color: #DFDFDF; } /*---*/ .tabs{ width: 800px; display: block; margin: auto; position: relative; /*height: 30px;*/ background: red; } .tabs .tab{ /*float: left;*/ display: inline-block; } .tabs .tab>input[type="radio"] { position: absolute; top: -9999px; left: -9999px; } .tabs .tab>label { display: block; padding: 6px 15px; font-size: 18x; text-transform: uppercase; cursor: pointer; position: relative; color: #FFF; background: #ff0000; } .tabs .content { z-index: 0;/* or display: none; */ overflow: hidden; width: 800px; /*padding: 25px;*/ position: absolute; top: 100%; left: 0; background: #303030; color: #DFDFDF; opacity:0; transition: opacity 400ms ease-out; } .tabs .content .text{ width: 700px; padding: 25px; } .tabs>.tab>[id^="tab"]:checked + label { top: 0; background: #303030; color: #F5F5F5; outline: 1px solid red; } .tabs>.tab>[id^="tab"]:checked ~ [id^="tab-content"] { z-index: 1;/* or display: block; */ opacity: 1; transition: opacity 400ms ease-out; } </style> <head> <meta charset="utf-8"> <title>HOW TO DECRYPT YOUR FILES</title> </head> <body> <!-- --> <div class="tabs"> <!--tab--> <div class="tab"> <input type="radio" name="tabs" checked="on" id="tab1" /> <div id="tab-content1" class="content"> <h1>Your files are encrypted! </h1> <hr/> <div class="text"> <!--text data --> <center>Your documents, photos, databases and all the rest files encrypted cryptographically strong algoritm.<br> Without a secret key stored with us, the restoration of your files is impossible</center> <br> <center>----------------------------------------------------------</center> You will be able to restore files so: <ul><li>To contact us by e-mail: <strong> [email protected] </strong> & send your personal ID and 3 crypted files, up to 3 MB in size everyone.</li> <li>We will decipher them, as proof that we can do this. Also you receive the instruction where and how many it is necessary to pay.</li> <li>You pay and confirm payment.</li> <li> after payment you receive the DECRYPTOR program, which restored ALL YOUR FILES.</li></ul> <center>---------------------------------------------------------</center> <strong>Your personal ID:</strong> <pre>��������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pre> <center>----------------------------- P.S. ----------------------------------</center> <ul><li>It is in your interest to respond as soon as possible to ensure the recovery of your files, because we will not store your decryption keys on our server for a long time.</li> <li>If we do not respond to your message for more than 48 hours, write to the backup email : <strong> [email protected] </strong></li></ul> <!--text data --> </div> </div> </div> </body> </html>�������������

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a3df780456f04026aacc5b4fb7dc801d06e2989c4fda76ea8cb987ac394ac49.exe
    "C:\Users\Admin\AppData\Local\Temp\9a3df780456f04026aacc5b4fb7dc801d06e2989c4fda76ea8cb987ac394ac49.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:1680

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1680-55-0x0000000075021000-0x0000000075023000-memory.dmp

    Filesize

    8KB