Resubmissions
23-03-2023 17:09
230323-vpjgqaba6z 10Analysis
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max time kernel
150s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
23-03-2023 17:09
Behavioral task
behavioral1
Sample
9682372408.zip
Resource
win7-20230220-en
windows7-x64
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
9682372408.zip
Resource
win10v2004-20230220-en
windows10-2004-x64
0 signatures
150 seconds
Behavioral task
behavioral3
Sample
1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe
Resource
win7-20230220-en
windows7-x64
18 signatures
150 seconds
Behavioral task
behavioral4
Sample
1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe
Resource
win10v2004-20230220-en
windows10-2004-x64
15 signatures
150 seconds
Behavioral task
behavioral5
Sample
out.exe
Resource
win7-20230220-en
windows7-x64
0 signatures
150 seconds
Behavioral task
behavioral6
Sample
out.exe
Resource
win10v2004-20230220-en
windows10-2004-x64
0 signatures
150 seconds
General
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Target
1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe
-
Size
235KB
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MD5
f6f120d1262b88f79debb5d848ac7db9
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SHA1
1339282f9b2d2a41326daf3cf284ec2ae8f0f93c
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SHA256
1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281
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SHA512
1067c1a73cf891d651fa007f4ccc4452f32801fe3859933ef1bcc00985e35ce016fa6c601c0e3c10df2080fc9b8a776b2f18d40bd64dfb98177ab638c4b545bd
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SSDEEP
6144:c5vMUmRTTgwnfeP+Jx1cLNAIyBcc9WrEWUC4wQh/6BeX:/U8Tgufnx1cLNncgQWUUQh/+e
Malware Config
Extracted
Path
C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\HOW_TO_RECOVER_DATA.html
Ransom Note
<html>
<style type="text/css">
body {
background-color: #f5f5f5;
}
h1, h3{
text-align: center;
text-transform: uppercase;
font-weight: normal;
}
/*---*/
.tabs1{
display: block;
margin: auto;
}
.tabs1 .head{
text-align: center;
float: top;
padding: 0px;
text-transform: uppercase;
font-weight: normal;
display: block;
background: #81bef7;
color: #DF0101;
font-size: 30px;
}
.tabs1 .identi {
font-size: 10px;
text-align: center;
float: top;
padding: 15px;
display: block;
background: #81bef7;
color: #DFDFDF;
}
.tabs .content {
background: #f5f5f5;
/*text-align: center;*/
color: #000000;
padding: 25px 15px;
font-size: 15px;
font-weight: 400;
line-height: 20px; }
.tabs .content a {
color: #df0130;
font-size: 23px;
font-style: italic;
text-decoration: none;
line-height: 35px; }
.tabs .content .text{
padding: 25px;
line-height: 1.2;
}
</style>
<body>
<div class="tabs1">
<div class="head" ><b>Your personal ID:</b></div>
<div class="identi">
<span style="width:1000px; color: #ffffff; font-size: 10px;">EF148EB64B304FC9E928DE8BA2C82B3B7FA80EFEA516A74C2B71A585EE4ADFACA3ECBE613BFD212630757F7A4D998F89E034951EB2B6C956DC8AF8165209EDF1<br>6FE67CEE9066868AB42581ED4C34419B672ABFE12EB9A82C83594569D81DF618C23D7514057B0FF7635AF533D1DEE6B85FC22AE89873F2457DEE79E29E47<br>6B11F586117D3AF81A83E6D7888068C6A2F1F58181D9148945F4B84BDE4C40564A8A229308C4B6B6D3FC8E22BD88D90DFDF816166657E6246EC47092D592<br>2A2E33BF2A0862513FE817089E81687ADDB54CCED0086785B9EDF53D9AA3DAC2E15E0DE4A129909B494CA1B5C9254E961BA8892F079DC8574C296B971F77<br>BD32FF5E2361F606E42E10B6F8AC42A90E4111687A83CED3FF82CCBF61EEF45B021E773E5818619FB8B52B717EDFCE4872B9C0A68014561CB6BAE7D1C84E<br>D0450CD3737D488337BABE33D9859D3C7C844D5D6882561B3093BC39DE66E222E851DCBEB288CA6106BDAF21BE476872E9A551E1A335146FEE98C3F37A93<br>370C7736BFF5D3E64485DE34CEA79218E355946F624669A3E0269D49EAD828B7ED1F811FFC080E6AE72F2F17D4217A75AA2A047AF69069C5D2DA46129EC3<br>54117BDE4CF9E15F1B0AA49BC0FA01001441A51B357FAF30DFC5D61F67FE2DB7AF81B86286298CADD616F2681B3EDDD8C1D29E6C0B1EACCA558C6A945CB8<br>43692DBAF4F82AC215EB96AD1689</span> <br>
<!-- !!! dont changing this !!! -->
</div>
</div>
<!-- -->
<div class="tabs">
<!--tab-->
<div class="tab">
<div id="tab-content1" class="content">
<div class="text">
<!--text data -->
<b>/!\ YOUR COMPANY NETWORK HAS BEEN PENETRATED /!\</b><br>
<b>All your important files have been encrypted!</b><br><br>
<hr>
Your files are safe! Only modified. (RSA+AES)<br><br>
ANY ATTEMPT TO RESTORE YOUR FILES WITH THIRD-PARTY SOFTWARE<br>
WILL PERMANENTLY CORRUPT IT.<br>
DO NOT MODIFY ENCRYPTED FILES.<br>
DO NOT RENAME ENCRYPTED FILES.<br><br>
No software available on internet can help you. We are the only ones able to<br>
solve your problem.<br><br>
We gathered highly confidential/personal data. These data are currently stored on<br>
a private server. This server will be immediately destroyed after your payment.<br>
If you decide to not pay, we will release your data to public or re-seller.<br>
So you can expect your data to be publicly available in the near future..<br><br>
We only seek money and our goal is not to damage your reputation or prevent<br>
your business from running.<br><br>
You will can send us 2-3 non-important files and we will decrypt it for free<br>
to prove we are able to give your files back.<br><br>
<!--text data -->
<hr>
<b>Contact us for price and get decryption software.</b><br><br>
<a>qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion</a><br>
* Note that this server is available via Tor browser only<br><br>
Follow the instructions to open the link:<br>
1. Type the addres "https://www.torproject.org" in your Internet browser. It opens the Tor site.<br>
2. Press "Download Tor", then press "Download Tor Browser Bundle", install and run it.<br>
3. Now you have Tor browser. In the Tor Browser open <a>qd7pcafncosqfqu3ha6fcx4h6sr7tzwagzpcdcnytiw3b6varaeqv5yd.onion<br>
</a>
4. Start a chat and follow the further instructions. <br>
<hr>
<b>If you can not use the above link, use the email:</b><br>
<a href="[email protected] ">[email protected] </a> <br>
<a href="[email protected] ">[email protected] </a> <br>
<p>* To contact us, create a new free email account on the site: <a href="https://protonmail.com">protonmail.com <br>
<b>
IF YOU DON'T CONTACT US WITHIN 72 HOURS, PRICE WILL BE HIGHER.</b><br>
</div>
</div>
</div>
<!--tab-->
<!--text data -->
</div>
</div>
<!--tab-->
</div>
</div>
</body>
</html>
Emails
Signatures
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MedusaLocker
Ransomware with several variants first seen in September 2019.
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MedusaLocker payload 8 IoCs
resource yara_rule behavioral3/memory/1604-55-0x0000000000B50000-0x0000000000C02000-memory.dmp family_medusalocker behavioral3/memory/1604-293-0x0000000000B50000-0x0000000000C02000-memory.dmp family_medusalocker behavioral3/memory/1604-453-0x0000000000B50000-0x0000000000C02000-memory.dmp family_medusalocker behavioral3/memory/1604-911-0x0000000000B50000-0x0000000000C02000-memory.dmp family_medusalocker behavioral3/memory/624-917-0x0000000000E50000-0x0000000000F02000-memory.dmp family_medusalocker behavioral3/memory/1604-918-0x0000000000B50000-0x0000000000C02000-memory.dmp family_medusalocker behavioral3/memory/1604-919-0x0000000000B50000-0x0000000000C02000-memory.dmp family_medusalocker behavioral3/memory/1604-921-0x0000000000B50000-0x0000000000C02000-memory.dmp family_medusalocker -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe -
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies extensions of user files 4 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\ResolveCompress.tif => C:\Users\Admin\Pictures\ResolveCompress.tif.marlock07 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File renamed C:\Users\Admin\Pictures\CompareEnable.png => C:\Users\Admin\Pictures\CompareEnable.png.marlock07 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File renamed C:\Users\Admin\Pictures\DismountExpand.raw => C:\Users\Admin\Pictures\DismountExpand.raw.marlock07 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File renamed C:\Users\Admin\Pictures\FindHide.raw => C:\Users\Admin\Pictures\FindHide.raw.marlock07 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe -
Executes dropped EXE 1 IoCs
pid Process 624 svhost.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral3/memory/1604-55-0x0000000000B50000-0x0000000000C02000-memory.dmp upx behavioral3/memory/1604-293-0x0000000000B50000-0x0000000000C02000-memory.dmp upx behavioral3/memory/1604-453-0x0000000000B50000-0x0000000000C02000-memory.dmp upx behavioral3/memory/1604-911-0x0000000000B50000-0x0000000000C02000-memory.dmp upx behavioral3/files/0x000b0000000122ef-915.dat upx behavioral3/files/0x000b0000000122ef-916.dat upx behavioral3/memory/624-917-0x0000000000E50000-0x0000000000F02000-memory.dmp upx behavioral3/memory/1604-918-0x0000000000B50000-0x0000000000C02000-memory.dmp upx behavioral3/memory/1604-919-0x0000000000B50000-0x0000000000C02000-memory.dmp upx behavioral3/memory/1604-921-0x0000000000B50000-0x0000000000C02000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File opened for modification \??\Z:\$RECYCLE.BIN\S-1-5-21-3499517378-2376672570-1134980332-1000\desktop.ini 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Y: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\B: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\E: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\K: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\R: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\X: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\V: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\A: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\H: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\O: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\S: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\T: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\F: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\G: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\M: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\Q: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\Z: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\U: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\W: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\I: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\J: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\L: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\N: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe File opened (read-only) \??\P: 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 3 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 2000 vssadmin.exe 1348 vssadmin.exe 1696 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe -
Suspicious use of AdjustPrivilegeToken 63 IoCs
description pid Process Token: SeBackupPrivilege 1488 vssvc.exe Token: SeRestorePrivilege 1488 vssvc.exe Token: SeAuditPrivilege 1488 vssvc.exe Token: SeIncreaseQuotaPrivilege 284 wmic.exe Token: SeSecurityPrivilege 284 wmic.exe Token: SeTakeOwnershipPrivilege 284 wmic.exe Token: SeLoadDriverPrivilege 284 wmic.exe Token: SeSystemProfilePrivilege 284 wmic.exe Token: SeSystemtimePrivilege 284 wmic.exe Token: SeProfSingleProcessPrivilege 284 wmic.exe Token: SeIncBasePriorityPrivilege 284 wmic.exe Token: SeCreatePagefilePrivilege 284 wmic.exe Token: SeBackupPrivilege 284 wmic.exe Token: SeRestorePrivilege 284 wmic.exe Token: SeShutdownPrivilege 284 wmic.exe Token: SeDebugPrivilege 284 wmic.exe Token: SeSystemEnvironmentPrivilege 284 wmic.exe Token: SeRemoteShutdownPrivilege 284 wmic.exe Token: SeUndockPrivilege 284 wmic.exe Token: SeManageVolumePrivilege 284 wmic.exe Token: 33 284 wmic.exe Token: 34 284 wmic.exe Token: 35 284 wmic.exe Token: SeIncreaseQuotaPrivilege 316 wmic.exe Token: SeSecurityPrivilege 316 wmic.exe Token: SeTakeOwnershipPrivilege 316 wmic.exe Token: SeLoadDriverPrivilege 316 wmic.exe Token: SeSystemProfilePrivilege 316 wmic.exe Token: SeSystemtimePrivilege 316 wmic.exe Token: SeProfSingleProcessPrivilege 316 wmic.exe Token: SeIncBasePriorityPrivilege 316 wmic.exe Token: SeCreatePagefilePrivilege 316 wmic.exe Token: SeBackupPrivilege 316 wmic.exe Token: SeRestorePrivilege 316 wmic.exe Token: SeShutdownPrivilege 316 wmic.exe Token: SeDebugPrivilege 316 wmic.exe Token: SeSystemEnvironmentPrivilege 316 wmic.exe Token: SeRemoteShutdownPrivilege 316 wmic.exe Token: SeUndockPrivilege 316 wmic.exe Token: SeManageVolumePrivilege 316 wmic.exe Token: 33 316 wmic.exe Token: 34 316 wmic.exe Token: 35 316 wmic.exe Token: SeIncreaseQuotaPrivilege 1932 wmic.exe Token: SeSecurityPrivilege 1932 wmic.exe Token: SeTakeOwnershipPrivilege 1932 wmic.exe Token: SeLoadDriverPrivilege 1932 wmic.exe Token: SeSystemProfilePrivilege 1932 wmic.exe Token: SeSystemtimePrivilege 1932 wmic.exe Token: SeProfSingleProcessPrivilege 1932 wmic.exe Token: SeIncBasePriorityPrivilege 1932 wmic.exe Token: SeCreatePagefilePrivilege 1932 wmic.exe Token: SeBackupPrivilege 1932 wmic.exe Token: SeRestorePrivilege 1932 wmic.exe Token: SeShutdownPrivilege 1932 wmic.exe Token: SeDebugPrivilege 1932 wmic.exe Token: SeSystemEnvironmentPrivilege 1932 wmic.exe Token: SeRemoteShutdownPrivilege 1932 wmic.exe Token: SeUndockPrivilege 1932 wmic.exe Token: SeManageVolumePrivilege 1932 wmic.exe Token: 33 1932 wmic.exe Token: 34 1932 wmic.exe Token: 35 1932 wmic.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 1604 wrote to memory of 1696 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 28 PID 1604 wrote to memory of 1696 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 28 PID 1604 wrote to memory of 1696 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 28 PID 1604 wrote to memory of 1696 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 28 PID 1604 wrote to memory of 284 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 31 PID 1604 wrote to memory of 284 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 31 PID 1604 wrote to memory of 284 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 31 PID 1604 wrote to memory of 284 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 31 PID 1604 wrote to memory of 2000 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 33 PID 1604 wrote to memory of 2000 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 33 PID 1604 wrote to memory of 2000 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 33 PID 1604 wrote to memory of 2000 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 33 PID 1604 wrote to memory of 316 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 35 PID 1604 wrote to memory of 316 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 35 PID 1604 wrote to memory of 316 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 35 PID 1604 wrote to memory of 316 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 35 PID 1604 wrote to memory of 1348 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 37 PID 1604 wrote to memory of 1348 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 37 PID 1604 wrote to memory of 1348 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 37 PID 1604 wrote to memory of 1348 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 37 PID 1604 wrote to memory of 1932 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 39 PID 1604 wrote to memory of 1932 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 39 PID 1604 wrote to memory of 1932 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 39 PID 1604 wrote to memory of 1932 1604 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe 39 PID 1712 wrote to memory of 624 1712 taskeng.exe 44 PID 1712 wrote to memory of 624 1712 taskeng.exe 44 PID 1712 wrote to memory of 624 1712 taskeng.exe 44 PID 1712 wrote to memory of 624 1712 taskeng.exe 44 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" 1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe"C:\Users\Admin\AppData\Local\Temp\1bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281.exe"1⤵
- UAC bypass
- Modifies extensions of user files
- Checks whether UAC is enabled
- Drops desktop.ini file(s)
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1604 -
C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:1696
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:284
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C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:2000
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:316
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C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
PID:1348
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1932
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1488
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C:\Windows\system32\taskeng.exetaskeng.exe {008B12BE-C93C-4BD1-A89A-B9E7F2482F89} S-1-5-21-3499517378-2376672570-1134980332-1000:MLXLFKOI\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe2⤵
- Executes dropped EXE
PID:624
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4KB
MD5b212ad90af566d55320734f3ff4487c7
SHA16d03e8d3a0dbf77c0e6becf774acc8f68219d121
SHA2568e73565adb46e4915661c16d0a0b13e6964c26fbaf22f1958940c47927443922
SHA512d037e1c669df2aac5d0f32f731a27008af4a910a896823f8559a3b3c6781e6dabb72b6c03f32648c8938c7c9f84a927dd17b6e7df22218ba08df997488762abe
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Filesize
235KB
MD5f6f120d1262b88f79debb5d848ac7db9
SHA11339282f9b2d2a41326daf3cf284ec2ae8f0f93c
SHA2561bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281
SHA5121067c1a73cf891d651fa007f4ccc4452f32801fe3859933ef1bcc00985e35ce016fa6c601c0e3c10df2080fc9b8a776b2f18d40bd64dfb98177ab638c4b545bd
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Filesize
235KB
MD5f6f120d1262b88f79debb5d848ac7db9
SHA11339282f9b2d2a41326daf3cf284ec2ae8f0f93c
SHA2561bc0575b3fc6486cb2510dac1ac6ae4889b94a955d3eade53d3ba3a92d133281
SHA5121067c1a73cf891d651fa007f4ccc4452f32801fe3859933ef1bcc00985e35ce016fa6c601c0e3c10df2080fc9b8a776b2f18d40bd64dfb98177ab638c4b545bd
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Filesize
536B
MD54e224d444b8fe5cb36da0dbddbb8cf91
SHA18445e8018946487d9cfccce37206048709546ddb
SHA25608cafc7136c868afe6ec24779d948cfc1e936f9802308baa15128273825080e0
SHA512792e3681f58f61b4f0f7a3319b0076b099bbe0c7e6d3ed01d1a94511863359f0b7fec7eb74fc990fc663cc54e6dac42309100a1683d0b64cd039e8a741f0d943