Analysis

  • max time kernel
    164s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    11-02-2022 06:44

General

  • Target

    871b6f345da732ce3c239540223f70f68b5187703219ee7a6abef7713a9ce449.exe

  • Size

    54KB

  • MD5

    1ffd803df706125bdda816386622f37e

  • SHA1

    235de6db0cbddc51c0c6e3c173bfbe00d6988154

  • SHA256

    871b6f345da732ce3c239540223f70f68b5187703219ee7a6abef7713a9ce449

  • SHA512

    04e6aee646e8eb751c94985430b2892b5c9948153d0c87aaf5de3b85f7c4c4a1ddc76b1fd6a3f19efaec55d6f5b8dcff77379502f8f84fc37271e1ea2e8479eb

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: 5px; color: #FF0000; background: #303030; } .tabs1 .identi { margin-left: 0px; line-height: 13px; font-size: 13px; text-align: center; float: top; display: block; padding: 15px; background: #303030; color: #DFDFDF; } /*---*/ .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: #4A83FD; } .tabs .content { z-index: 0;/* or display: none; */ overflow: hidden; width: 800px; /*padding: 25px;*/ position: absolute; top: 32px; 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; } .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="tabs1"> <div class="head" ><h3>Your personal ID</h3></div> <div class="identi"> <pre>���������������51 48 A9 35 C5 1B 78 35 66 53 B7 16 F8 D0 30 1C 15 36 BA B7 11 D0 74 F1 2A D7 7F B6 61 21 9C DA 70 27 AC 30 69 B3 56 9F DF F6 6F C1 65 DB A5 CB 81 69 49 48 95 BB E1 67 65 46 2D BC 99 1A 25 65 0F F7 5D FC 52 79 7B 49 BB 88 98 67 D9 4D 4E 73 9F 49 EB 4E 0D F4 7E B4 C1 EF DB CC C3 0A 00 FA 13 F7 E8 68 A6 C3 19 39 37 F3 02 8B 5D EC 29 02 16 1F D1 B7 34 92 DC 7F 31 5D 14 59 FD 3A 22 87 A8 38 FB E4 58 59 A1 D7 28 F1 1A 7A A6 66 92 67 DD 85 04 EB 75 58 5A E8 B9 E2 D8 2F D9 78 30 13 2A C1 F8 5A 99 22 04 3E 8F ED 58 41 2F 92 9C E7 3A 2F D9 40 10 69 A1 B6 6C 01 42 B1 96 45 8C 53 C5 5C 41 2C A4 B6 43 68 92 2A 5B A5 43 AA 73 8B 95 CA 1B A2 73 0A B3 37 C0 7B 98 F8 D9 D5 01 35 2A 9D 43 17 11 4F 4C 03 34 AB 65 28 64 12 0D BC 01 1B 96 D4 B2 9D 9C 49 8A 3E 8C 70 B2 72 E3 D9 </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>&#9763; Your files are encrypted! &#9763;</h1> <hr/> <h3> &#11015 To decrypt, follow the instructions below. &#11015 </h3> <br/> <div class="text"> <!--text data --> To recover data you need decrypt tool.</br> To get the decrypt tool you should:</br> <p>Send 1 crypted test image or text file or document to <span> <font color="FF0000"> [email protected] </font></span></br> (Or alternate mail <font color="FF0000"> [email protected] </font>)<p> In the letter include your personal ID (look at the beginning of this document). Send me this ID in your first email to me</p> We will give you free test for decrypt few files (NOT VALUE) and assign the price for decryption all files</p> After we send you instruction how to pay for decrypt tool and after payment you will receive a decrypt tool and instructions how to use it We can decrypt few files in quality the evidence that we have the decoder.</br> <hr color=red> <center><p style="color:#FF0000">MOST IMPORTANT!!!</p></center> <center><p style="color:#FF0000"> Do not contact other services that promise to decrypt your files, this is fraud on their part! They will buy a decoder from us, and you will pay more for his services. No one, except [email protected], will decrypt your files.</p></center> <hr color=red> <ul> <li>Only [email protected] can decrypt your files</li> <li>Do not trust anyone besides [email protected]</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 user's unique encryption key</li> </ul> <!--text data --> </div> </div> </div> <!--tab--> </ul> <!--text data --> </div> </div> <!--tab--> </div> </div> </body> </html> ���

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.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\871b6f345da732ce3c239540223f70f68b5187703219ee7a6abef7713a9ce449.exe
    "C:\Users\Admin\AppData\Local\Temp\871b6f345da732ce3c239540223f70f68b5187703219ee7a6abef7713a9ce449.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    PID:1156

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1156-55-0x0000000076071000-0x0000000076073000-memory.dmp

    Filesize

    8KB