Analysis
-
max time kernel
121s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
-
submitted
16-05-2024 23:05
General
-
Target
6db9f96b1c56bcb56bc88904683465da.exe
-
Size
87KB
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MD5
6db9f96b1c56bcb56bc88904683465da
-
SHA1
dd832f01d83be81a1d3afe8344fe0d0f9c02ae76
-
SHA256
047de76c965b9cf4a8671185d889438e4b6150326802e87470d20a3390aad304
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SHA512
8deac0c28648d9d5a018cdb3a68e889214df6599f327a09f5d30f5d3d78a8cacbff6c37d6048e6fb362c028c6310c848fb08a1917387bc1960b4ee0f368052d5
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SSDEEP
1536:onTG2LbwZSWG/Ib9hrsg/KNj1zmymisF6PSovbFyxjRB2GuxaOzD4DuypgWRxmY:on11Ab9hogydlmyEAnvb6Y85pg8o
Score
10/10
Malware Config
Extracted
Path
C:\PerfLogs\# How to Decrypt Files.html
Ransom Note
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Decryption Instructions</title>
<style>
a {
color: #04a;
text-decoration: none;
}
a:hover {
text-decoration: underline;
}
body {
background-color: #e7e7e7;
color: #222;
font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
font-size: 12pt;
line-height: 16pt;
}
body,
h1 {
margin: 0;
padding: 0;
}
h1 {
color: #555;
text-align: center;
padding-bottom: 1.5em;
line-height: 1.2;
}
h2 {
color: #555;
text-align: center;
line-height: 1.2;
}
ol li {
padding-bottom: 13pt;
}
.container {
background-color: white;
border: 2pt solid #C7C7C7;
margin: 3%;
min-width: 600px;
padding: 5% 10%;
color: #444;
}
.header {
border-bottom: 2pt solid #c7c7c7;
padding-bottom: 5%;
}
.hr {
display: block;
height: 2pt;
margin-top: 1.5%;
margin-bottom: 1.5%;
overflow: hidden;
width: 100%;
}
.info {
border: 1px solid #888;
background-color: #E4E4E4;
padding: 0.5em 3em;
margin: 1em 0;
}
.text {
text-align: justify;
}
.lsb{
display: none;
margin: 3%;
text-align: center;
}
.ls {
cursor: pointer;
border: 1px solid #888;
border-radius: 3px;
padding: 0 0.5em;
margin: 0.2em 0.1em;
line-height: 2em;
display: inline-block;
}
.ls:hover {
background-color: #D0D0D0;
}
.l {
display: none;
}
.lu {
display: none;
}
#change_language {
float: right;
display: none;
}
</style>
<script language="javascript">
function aIndexOf(arr, v) {
for (var i = 0; i < arr.length; i++)
if (arr[i] == v) return i;
return -1;
}
function tweakClass(cl, f) {
var els;
if (document.getElementByClassName != null) {
els = document.getElementsByClassName(cl);
} else {
els = [];
var tmp = document.getElementsByTagName('*');
for (var i = 0; i < tmp.length; i++) {
var c = tmp[i].className;
if ((c == cl) || ((c.indexOf(cl) != 1) && ((' ' + c + ' ').indexOf(' ' + cl + ' ') != -1))) els.push(tmp[i]);
}
}
for (var i = 0; i < els.length; i++) f(els[i]);
}
function show(el) {
el.style.display = 'block';
}
function hide(el) {
el.style.display = 'none';
}
function onPageLoaded() {
try {
tweakClass('lsb', show);
} catch (e) {}
try {
tweakClass('lu-orig', show);
} catch (e) {}
try {
setLang('en');
} catch (e) {}
}
</script>
</head>
<body onload='javascript:onPageLoaded()'>
<div class='lsb'>
</div>
<div class='container'>
<div class="text l l-en" style='display:block'>
<br>
<div>
<img src="data:image/png;base64,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" alt="LockLogo" />
</div>
<br>
<p><samp># All your files has been encrypted by “KRAKEN CRYPTOR”.</samp></p>
<p><samp># Read the following instructions carefully to decrypt your files.</samp></p>
<br>
<div class="info">
-----BEGIN KRAKEN ENCRYPTED UNIQUE KEY-----
<br>
sx+vb7ErISV2lLl+qYt5CXmkqvQlmiwjsbkVKY7/jfxUxW567yLb1Md1MEqqozYk<br>2nSAn0xkRJtWIIj5DPKfJNXG4WAIREXFutCHBGhmkNDAf/2m496WhCMMjiQ3AbAy<br>AW0aBrdDgVBZGGpeqZaS9lsPTV+PHM9Gt5BHnuvBr+yW717MpE0q/eiR1+5APBW1<br>oYUKleb4wuV0eeUmn32ZZ/+fR1HnxD3+ATp8U8DLlWqwbJKMm+bWQAMhR1py2Fxu<br>I95UMDgKK2dVlrFDMXOzKkJWDohHKr8OfdtRFlVvRDAt4tGCo3iIZfQQ7BosBHLO<br>R1K65N8U2cdyuJiqsts/eMzOHqH/+HZ/XaBk3fLHVBrAaHy83MpRc2nM/1nJcOv1<br>nS8nmFh/Ri06ODj16MEj588k6dCYKu5L9TS4HqDseY88xI6+gP+8Ug3t5/PA/ZXx<br>8tpcz2xh5GO3dPzwjR50V/XaNWrtTzya+k4UEf1yMjSPrPdPJDtAQ4EEwcJsX/ON<br>uDGFMR9w8lYcBDmnHPXzbwrcDI9mK+Ow/+KU7Xqudez4J0G0rFkQP1DmXUBU/z6V<br>8Se23PY6afuDgxjk8jt2/vMGp6pWZkiv7ruLAJV5ol28UulR1V/rB0PZoBtSIaew<br>Rm0+qi5cOg3euoyIa13NaNjP0GxpGSMlRw5F+6VfbCaUKqYmlgIi5bUXmd1rdX+J<br>5aDNYicrn7x7c7NqKCM7qWcurC7AGA==
<br>
-----END KRAKEN ENCRYPTED UNIQUE KEY-----
</div>
<br>
<p style="color: #D91E18;">What happened to my computer?</p>
<hr>
<p>All of your files such as documents, images, videos and other files with the different names and extensions are encrypted by “KRAKEN CRYPTOR”!</p>
<p>The speed, power and complexity of this encryption have been high and if you are now viewing this guide.</p>
<p>It means that “KRAKEN CRYPTOR” immediately removed form your system!</p>
<p>No way to recovery your files without “KRAKEN DECRYPTOR” software and your computer “UNIQUE KEY”!</p>
<p>You need to buy it from us because only we can help you!</p>
<br>
<p style="color: #D91E18;">What the mean is encryption?</p>
<hr>
<p>In cryptography, encryption is the process of encoding a message or information in such a way that only authorized parties can access it.</p>
<p>And those who are not authorized cannot.</p>
<br>
<p style="color: #D91E18;">How can recovery my files?</p>
<hr>
<p>We guarantee that you can recover all your files soon safely.</p>
<p>You can decrypt one of your encrypted smaller file for free in the first contact with us.</p>
<p>For the decryption service, we also need your “KRAKEN ENCRYPTED UNIQUE KEY” you can see this in the top!</p>
<p>Are you want to decrypt all of your encrypted files? If yes! You need to pay for decryption service to us!</p>
<p>After your payment made, all of your encrypted files has been decrypted.</p>
<br>
<p style="color: #D91E18;">How much is need to pay?</p>
<hr>
<p>You need to pay (0.125 <font size="3" color="green">BTC</font>), payment only can made as Bitcoins.</p>
<p>This links help you to understand whats is a Bitcoins and how it work.</p>
<p><a href="https://wikipedia.org/wiki/Bitcoin">https://en.wikipedia.org/wiki/Bitcoin</a></p>
<br>
<p><strong>Note:</strong><font size="3" color="red"> This price is for the contact with us in first week otherwise it will increase.</font></p>
<br>
<p style="color: #D91E18;">Where can buy Bitcoins?</p>
<hr>
<p>The easiest way to buy Bitcoins is LocalBitcoins website.</p>
<p>You must register on this site and click “BUY Bitcoins” then choose your country to find sellers and their prices.</p>
<p><a href="https://localBitcoins.com/buy_Bitcoins">https://localBitcoins.com/buy_Bitcoins</a></p>
<br>
<p>Other places to buy Bitcoins in exchange for other currencies worldwide:</p>
<p><a href="https://www.bestbitcoinexchange.io/">https://www.bestbitcoinexchange.io</a></p>
<br>
<p style="color: #D91E18;">How to contact you?</p>
<hr>
<p>We use best and easy way to communications. It's email support, you can see our emails below.</p>
<p>Please send your message with same subject to both address.</p>
<br>
E-Mail
<div class="info">
[email protected]
</div>
<br>
Alternative
<div class="info">
[email protected]
</div>
<br>
<p style="color: #D91E18;">Attention</p>
<hr>
<ul type="disc">
<li>DON'T MODIFY OR RENAME ENCRYPTED FILES!</li>
<li>DON'T MODIFY “KRAKEN ENCRYPT UNIQUE KEY”!</li>
<li>DON'T USE THIRD PARTY, PUBLIC TOOLS/SOFTWARE TO DECRYPT YOUR FILES, THIS CAUSE DAMAGE YOUR FILES PERMANENTLY!</li>
<li>DON'T ASK PEOPLE OR DATA RECOVERY CENTERS, THEY ARE MAY ADD EXTRA CHARGE!</li>
</ul>
<br>
<p><b>Additional</b></p>
<hr>
<ul type="square">
<li>Project “KRAKEN CRYPTOR” doesn't damage any of your files, this action is reversible if you follow the instructions above.</li>
<li>Also, our policy is obvious: “NO PAYMENT, NO DECRYPT”.</li>
</ul>
</div>
</div>
</body>
</html>
Signatures
-
Deletes itself 1 IoCs
-
Looks up external IP address via web service 7 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Drops file in Program Files directory 2 IoCs
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Drops file in Windows directory 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Enumerates processes with tasklist 1 TTPs 1 IoCs
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 14 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\6db9f96b1c56bcb56bc88904683465da.exe"C:\Users\Admin\AppData\Local\Temp\6db9f96b1c56bcb56bc88904683465da.exe"1⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\tasklist.exe"tasklist" /V /FO CSV2⤵
- Enumerates processes with tasklist
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 127.0.0.1 -n 3 > NUL&&del /Q /F /S "C:\Users\Admin\AppData\Local\Temp\6db9f96b1c56bcb56bc88904683465da.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 33⤵
- Runs ping.exe
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\PerfLogs\# How to Decrypt Files.htmlFilesize
10KB
MD5fe29f42bf87912c3f665c76274da9abe
SHA16989619a883d2fb39cf199f3993fd36c43fed3ee
SHA256f8a5ce9f154eda764bf1833e2c2116d0ac16ed9832b1db3554f9773d5b9cc5f6
SHA512191af4b9353966dd70bb8f15adee08e9a79717090f46feced5f33affabc83dbcd38e583bde03f7c98e9a9e97226c4e86f0f4e4c7c6f0de431fb8cf6b5b35483e
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memory/2112-0-0x00000000744A1000-0x00000000744A2000-memory.dmpFilesize
4KB
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memory/2112-1-0x00000000744A0000-0x0000000074A4B000-memory.dmpFilesize
5.7MB
-
memory/2112-3-0x00000000744A0000-0x0000000074A4B000-memory.dmpFilesize
5.7MB
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memory/2112-4-0x00000000744A0000-0x0000000074A4B000-memory.dmpFilesize
5.7MB
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memory/2112-2-0x00000000744A0000-0x0000000074A4B000-memory.dmpFilesize
5.7MB
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memory/2112-362-0x00000000744A0000-0x0000000074A4B000-memory.dmpFilesize
5.7MB