General
-
Target
JaffaCakes118_45c46ce6e6c549d90e06f1ab9722e01a075153dd6b667c0e716d37bf10fe05ea
-
Size
300KB
-
Sample
241222-grthtaxjhj
-
MD5
cb9b02262dd099c2be852f80b612d9df
-
SHA1
7023a0b5d68d80b1bae3cf17745b6d3a1a830bbb
-
SHA256
45c46ce6e6c549d90e06f1ab9722e01a075153dd6b667c0e716d37bf10fe05ea
-
SHA512
33c53c1b81645043e6d54ccc92569fa2b7585228bcda13432b599bbaf74879d141cee50a6cef31317918ff669cd220d5831e57fe60e3b9bc2508eef012efad7f
-
SSDEEP
6144:9sgET/FMKlMEuBZaxAs+NEUNIJ5hY9/6CCS5nIFVyc9pnlWV5KeQKQ/DYiTs26Ju:9sDFllMNZaxAs+L3GS5IFD9pn8vKeQKs
Score
10/10
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;">CE41AB83A698B125083605A4E6858E8A4AFADEA9D9BB75E2617503994CCD0AD38BF07B6C1DF0CAECB440C5DABA532DA45F5D578890D9969B95D452CA842E8548<br>8BDC7B74AA60F4B758128E36793B0E6CDA7DA584D6C77C31013A5FD7FC00339BF4AB80EDD1A4C1CE16578D2B7A61B5730D8F3CD24EA6EC7F2229DA102816<br>A946F0EC76FC192E3C07AC64FEA9EE84A7BBC3040F9586F2E0237B46CE5C29C8132CAC0830DD7D035F14269CCB19F73838026022F6662030820C81B59852<br>9A836C1560C5DDB3B412E4706B59719AA770C402CE5A3486CFFFF153CAA99B1EEE99EB131FCBCBBB407D373C63FA8C4AAFD3ED6EE63B51D3A69F852EEA16<br>D2C8F6AFBC8EA638794538A539EAFAAB74226998CEB4B29DD815CE6CC5C68F2914162F66C3D1F820C79BB389D1311FB35823FC58229224D13F191A12F0D7<br>8FA55F5DFCCDD8261E611FCAF159BC7F0ADF051B18C301DD1AB34325808435477AF1A102BBB4D256553CC0C61B1C84737A06D301C5E337C235763EB776DC<br>D0F5BC0C297FFB837F5650B3538133571123ADDAFC35D901AF99000CA71BD3BB3B6300C1E9D1BF4F7DF759E3A72B50B004042511B6B4195270CD2FF59902<br>753A1D58624310FEB40B1247226DFBAF65BB1DDB7AFD5208F902DF72DEC398CAF9F096EE6965D532E4B8C97F2C2675720CE1D08D3000F9ECE3510A99A351<br>E127B93525CFD3801A9E1776B54C</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>.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>.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
Extracted
Path
\Device\HarddiskVolume1\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;">3F85C0ABD86DD7BB78CB594B141F00FA15414B23D1D1DAEE538D67F2D4D210C112C033013E684E8951D2849D281A4645F8EAA839925FA8A3DCCDD7B5DAACF30F<br>6E198A3D7998928A9CE2A28ADB497DABD189AD4F2D617A86A93943BC8E3E54AF8F6ABEB60ABD6F03F461003ADFDC29AEF59A075A85514AFB28F39E1135D7<br>7F779B495474E6FC518B806C10130A7361959A9F77F4FF89D027E2C98E8E8ECF3ED63B4DB9C378479E6C230B506EF23A8F365A7BC3ADC689534BC1F67DA4<br>A89E08B3A42A61CDB7099102E9856E1B6D42E0E7607437504D49EF810B20D64D960EF5635CEF61E210540DB00063379A95274092493B061814B18D6A3FDE<br>C363F6F83362DBF2FEA47B88C9B3C634501B8E8C5AB56A547BE7F5A831F6F898574E6BDE0AE19FCCC7E84FBC4444429CA034641E922997178B3BE9A5D149<br>C6268B069F139AF421BC1BB9FAF924F14D51B8FC0F370F2561209D043EBBA85C4DB6AC290272DE79D49CA6CDD2EA867F6974D366F4FDD14744B2DC3B29F1<br>637ADCC70EAD2375A2F60687714FB20989B1608E89EAE245756DC513B729CE8931052A765F9D4B94817F868BFB3E399034A9E88895DD001736A6E24C6030<br>B75873C611CD4D81CBCC4F2AFA77E1BDEE4E98D24CC709572240A69FDEE8A6E22E3FAB41135F6F044312815EB3C86C8C30C2A91684CC0208954131420435<br>FCC62E3E8166026F0E07C709EC48</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>.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>.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
Targets
-
-
Target
46c9bed88ac58193eb8c1b2ca91cfede01a74dafa4315ff57b7d3bb0c8a779cd
-
Size
669KB
-
MD5
f3f4909771e23ec301ae2a2c5945f25c
-
SHA1
0cbbc30d64966d7108f3404979058285d8ed250c
-
SHA256
46c9bed88ac58193eb8c1b2ca91cfede01a74dafa4315ff57b7d3bb0c8a779cd
-
SHA512
fd928762c0ddc8301092504874b0ff4ad81a65c4cd385a493db2a5dcce786bcb2f915869958a6618ba10ac443ac6af6a458fed5ec2aedc52e0c649d9d72c27ad
-
SSDEEP
12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8DEKD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWxKrKe
Score10/10-
MedusaLocker
Ransomware with several variants first seen in September 2019.
-
MedusaLocker payload
-
Medusalocker family
-
UAC bypass
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Renames multiple (328) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Executes dropped EXE
-
Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
-
Checks whether UAC is enabled
-
Drops desktop.ini file(s)
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Direct Volume Access
1Impair Defenses
1Disable or Modify Tools
1Indicator Removal
2File Deletion
2Modify Registry
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1