Analysis
- max time kernel
165s - max time network
167s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
11/02/2022, 07:04
General
- Target 307e97cbface56e89b0e2c2f4d1c034ab20eaad285aef837b70bba4de51c48d2.exe
- Size 55KB
- Sample220211-hv57fscba9
- SHA256 307e97cbface56e89b0e2c2f4d1c034ab20eaad285aef837b70bba4de51c48d2
Score
10/10
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>��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p> </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>☣ Your files are encrypted! ☣</h1> <hr/> <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> <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).</p> We will give you the decrypted file and assign the price for decryption all files</p> After we send you instruction how to pay for decrypt and after payment you will receive a decryptor and instructions We can decrypt one file 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> �������
Emails
Signatures
- GlobeImposter
GlobeImposter is a ransomware first seen in 2017.
- Adds Run key to start application 2 TTPs 2 IoCs
- Drops desktop.ini file(s) 9 IoCs
- Drops file in Windows directory 6 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\307e97cbface56e89b0e2c2f4d1c034ab20eaad285aef837b70bba4de51c48d2.exe"C:\Users\Admin\AppData\Local\Temp\307e97cbface56e89b0e2c2f4d1c034ab20eaad285aef837b70bba4de51c48d2.exe"1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/5008-130-0x0000024EA1BA0000-0x0000024EA1BB0000-memory.dmp
memory/5008-131-0x0000024EA2220000-0x0000024EA2230000-memory.dmp
memory/5008-132-0x0000024EA4920000-0x0000024EA4924000-memory.dmp