Analysis
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max time kernel
169s -
max time network
167s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
16-02-2022 23:05
General
-
Target
3885589a3c94d0475a6d994e4644e682f4cff93f8b4d65f37508ffe706861363.exe
-
Size
453KB
-
MD5
248c960c1ae54103dea5bfae924f28e2
-
SHA1
504ce8efee0f7f8329c09c6d045a21c795a84b42
-
SHA256
3885589a3c94d0475a6d994e4644e682f4cff93f8b4d65f37508ffe706861363
-
SHA512
5b3dd4be33c48cedda5b9270a6454540e837e9611db4d43b35e7290ff7e25dd3b5c0342de6de38f12e8c7d5f291c62ef026236825134d1181e7ba5bdf8103464
Score
10/10
Malware Config
Extracted
Path
C:\DECRYPT-FILES.html
Ransom Note
<html>
<head>
<script>
function CopyToClipboard(containerid) {
if (document.selection) {
var range = document.body.createTextRange();
range.moveToElementText(document.getElementById(containerid));
range.select().createTextRange();
document.execCommand("copy");
} else if (window.getSelection) {
var range = document.createRange();
range.selectNode(document.getElementById(containerid));
window.getSelection().addRange(range);
document.execCommand("copy");
alert("Base64 copied into the clipboard!")
}
}
</script>
<style>
html{ margin:0; padding:0; width:100%; height:100%; }
body { background: #000080; color: #ececec; font-family: Consolas };
.tooltip {
position: relative;
display: inline-block;
border-bottom: 1px dotted black;
}
.tooltip .tooltiptext {
visibility: hidden;
width: 120px;
background-color: #555;
color: #fff;
text-align: center;
border-radius: 6px;
padding: 5px 0;
position: absolute;
z-index: 1;
bottom: 125%;
left: 50%;
margin-left: -60px;
opacity: 0;
transition: opacity 0.3s;
}
.tooltip .tooltiptext::after {
content: "";
position: absolute;
top: 100%;
left: 50%;
margin-left: -5px;
border-width: 5px;
border-style: solid;
border-color: #555 transparent transparent transparent;
}
.tooltip:hover .tooltiptext {
visibility: visible;
opacity: 1;
}
p#base64{
-ms-word-break: break-all;
word-break: break-all;
-webkit-hyphens: auto;
-moz-hyphens: auto;
-ms-hyphens: auto;
hyphens: auto;
}
p#base64:hover{
cursor: hand;
}
</style>
</head>
<body>
<table style="position: absolute;" width="100%">
<tr>
<td style="width: 25%;">
<span class="left" style="font-size: 14px; font-weight: bold">CODE:
<br>------
<br>00000 00000
<br>00000 00000
<br>00000 00000
<br>00000 00000
<br>00000 00000
<br>00000 00000
<br>00000 00000
<br>00000 00000
</span>
</td>
<td style="width: 50%;">
<div style="text-align: center; font-size: 20px;">
<p><s>0010 SYSTEM FAILURE 0010</s></p>
<p>*********************************************************************************************************************</p>
<p>Attention! Your documents, photos, databases, and other important files have been encrypted!</p>
<p>*********************************************************************************************************************</p>
<br>
</div>
<div style="text-align: center; font-size: 18px;">
<p>The only way to decrypt your files, is to buy the private key from us.</p>
<p>You can decrypt one of your files for free, as a proof that we have the method to decrypt the rest of your data.</p>
<p>In order to receive the private key contact us via email: <br> <b>getmyfilesback@airmail.cc</b> </p>
<p>Remember to hurry up, as your email address may not be avaliable for very long.<br>Buying the key immediatly will guarantee that 100% of your files will be restored.</p>
<p>Below you will see a big base64 blob, you will need to email us and copy this blob to us.<br>you can click on it, and it will be copied into the clipboard.</p>
<p>If you have troubles copying it, just send us the file you are currently reading, as an attachment.</p>
<br>
<p>Base64: </p>
</div><div style="text-align: center; font-size: 12px;"><p id="base64" onclick="return CopyToClipboard('base64')" class="tooltip">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<span class="tooltiptext">Click here to copy</span></p></div></td><td style="width: 25%; text-align: right;"><span class="right" style="font-size: 14px; font-weight: bold">IMMINENT SHUTDOWN:<br>------<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00<br>00000 00000 0 00</span></td></tr></table></body></html>
Emails
<b>getmyfilesback@airmail.cc</b>
Signatures
-
Maze
Ransomware family also known as ChaCha.
-
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Drops file in Windows directory 6 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 51 IoCs
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Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\3885589a3c94d0475a6d994e4644e682f4cff93f8b4d65f37508ffe706861363.exe"C:\Users\Admin\AppData\Local\Temp\3885589a3c94d0475a6d994e4644e682f4cff93f8b4d65f37508ffe706861363.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\wbem\wmic.exe"C:\njj\..\Windows\sma\vyrxm\ajyis\..\..\..\system32\e\gfi\..\..\wbem\vaqe\rxx\gokwn\..\..\..\wmic.exe" shadowcopy delete2⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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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 Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1792-130-0x0000000002E20000-0x0000000002E79000-memory.dmpFilesize
356KB
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memory/1792-133-0x0000000002E20000-0x0000000002E79000-memory.dmpFilesize
356KB
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memory/1792-134-0x0000000002E20000-0x0000000002E79000-memory.dmpFilesize
356KB
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memory/4264-135-0x000001A014D90000-0x000001A014DA0000-memory.dmpFilesize
64KB
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memory/4264-136-0x000001A015420000-0x000001A015430000-memory.dmpFilesize
64KB
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memory/4264-137-0x000001A017B10000-0x000001A017B14000-memory.dmpFilesize
16KB