Analysis

  • max time kernel
    156s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:46

General

  • Target

    78e972669fff152cdd54923993eb98486c347c5a36c9abe733390b1f65785368.exe

  • Size

    53KB

  • MD5

    56be376d428914a73a621182f9a098f0

  • SHA1

    d201d9384cac1c5ca812367ced50033fba1f298c

  • SHA256

    78e972669fff152cdd54923993eb98486c347c5a36c9abe733390b1f65785368

  • SHA512

    2a9c9be1cbdd37677044f7643f39639ddfe039647fb3c8a347bb7a35b8ff5bb257ce3fa766f74eb7eb7c3db7693169da695949ff179fd5e703d80a45650e26bb

Malware Config

Extracted

Path

C:\how_to_back_files.html

Ransom Note
<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <style type="text/css"> body { background-color: #252525; } { 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: 5px; color: #FF0000; background: #1C1A1B; } .letter { color: #FF0000; font-weight: 600 } .tabs1 .identi { margin-left: 0px; line-height: 13px; font-size: 13px; text-align: center; float: top; display: block; padding: 15px; background: #1C1A1B; color: #F1EADA; } /*---*/ .tabs{ width: 800px; display: block; margin: auto; position: relative; } .tabs .tab{ float: left; display: block; } .tabs .tab>input[type="radio"] { position: absolute; top: -9999px; left: -9999px; } .tabs .tab>label { display: block; padding: 6px 21px; font-size: 18x; text-transform: uppercase; cursor: pointer; position: relative; color: #FFF; background: #F1EADA; } .tabs .content { z-index: 0;/* or display: none; */ overflow: hidden; width: 800px; /*padding: 25px;*/ position: absolute; top: 32px; left: 0; background: #1C1A1B; color: #F1EADA; opacity:0; transition: opacity 400ms ease-out; } .tabs .content .text{ width: 700px; padding: 25px; } .tabs>.tab>[id^="tab"]:checked + label { top:0; background: #1C1A1B; color: #E29F12; } .tabs>.tab>[id^="tab"]:checked ~ [id^="tab-content"] { z-index: 1;/* or display: block; */ opacity: 1; transition: opacity 400ms ease-out; } </style> <title>HOW TO DECRYPT YOUR FILES</title> </head> <body> <div class="tabs1"> <div class="head"><h3>Your personal ID</h3></div> <div class="identi"> <pre><span class="letter"> <pre>B5 0B 2A B8 87 B3 E1 56 20 80 DE 64 DF E6 DC A5 FE 8E 56 B5 01 0D 24 61 21 E5 DF 8D ED ED 86 71 57 E2 C6 CB 52 F0 61 98 2D 84 A5 CD 37 66 A9 11 5B 74 C7 DA CC 1A 8B 22 60 0B 16 0C D5 ED 75 4B 25 70 C8 58 22 C6 57 5B CF 13 44 68 4A 8A 6A 3B 70 A5 64 14 6D 2B BA 4C 68 0F 3A 48 31 59 A3 66 5A 89 7F 13 91 FE 7F C2 8E 55 3B A2 8E 63 D0 BF 55 E6 0D 4C EF DB 96 02 99 34 44 79 51 63 39 86 2E AB A6 ED B2 25 6C 99 8A 5D 35 35 AD 54 93 56 35 3C 41 F4 F4 AD 59 04 A0 B4 AA 1C CA C2 F0 EA 92 58 A9 20 A2 DB 29 38 06 F8 70 7C 41 A5 6D A5 C0 84 A3 E8 AE 51 76 7C 16 42 C3 15 EE E4 2A C5 84 91 53 8E D9 76 31 38 48 69 13 1C F5 71 24 19 02 82 9B 0E 0D DF FD 9C 2A 61 3B 88 D8 4A EE 3D 4B 33 79 D8 6A DF B9 93 05 05 47 1B 82 F9 DB DF 20 35 7B F1 A6 73 C1 6A BA 14 04 4B 45 77 D5 57 </pre><!-- !!! dont changing this !!! --> </div> </div> <!-- --> <div class="tabs"> <!--tab--> <div class="tab"> <input type="radio" name="tabs" checked="checked" id="tab1" /> <label for="tab1">English</label> <div id="tab-content1" class="content"> <h1>&#9760 Your files are encrypted! &#9760</h1> <h3> To decrypt, follow the instructions below. </h3> <br> <div class="text"> <!--text data --> To recover data you need decryptor.<br> To get the decryptor you should:<br> <p>Send 1 crypted test image or text file or document to <span class="letter"> [email protected]</span><br> (Or alternate mail <span class="letter">[email protected]</span>)</p><p> In the letter include your personal ID (look at the beginning of this document).</p> We will give you the decrypted file as proof and assign the price for decryption all files.<p></p> After payment you will receive a decryptor and instructions We can decrypt one file in quality the evidence that we have the decoder.<br> <p> <center><b><p style="color: #ffff66;">MOST IMPORTANT!!!</p></center> <hr color="#ffff66"> <center><p style="color: #ffff66;"> We are ready to work through intermediaries and guarantors. </b></p></center> <hr color="#ffff66"> <ul> <li>Only sambuka_star proof can decrypt your files.</li> <li>Antivirus programs can delete this document and you can not contact us later.</li> <li>Attempts to self-decrypting files will result in the loss of your data.</li> <li>Decoders other users are not compatible with your data, because each users unique encryption key. </li> </ul> <!--text data --> </div> </div> </div> <!--tab--> </ul> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html> �������
Emails

[email protected]</span><br>

class="letter">[email protected]</span>)</p><p>

URLs

http-equiv="Content-Type"

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Modifies extensions of user files 10 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) 27 IoCs
  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\78e972669fff152cdd54923993eb98486c347c5a36c9abe733390b1f65785368.exe
    "C:\Users\Admin\AppData\Local\Temp\78e972669fff152cdd54923993eb98486c347c5a36c9abe733390b1f65785368.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    PID:1564

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1564-54-0x00000000766D1000-0x00000000766D3000-memory.dmp

    Filesize

    8KB