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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20250217-en -
resource tags
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submitted
06/03/2025, 21:07
General
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Target
fe1b479880db7637fc96d334f216e5e966879a77fac1b85d1fd892a050fbe638.exe
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Size
70KB
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MD5
760b7e6a810644e590d70673b6f5e63a
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SHA1
f60f8a4a666d7c3226f30dddfe69472e1a88b579
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SHA256
fe1b479880db7637fc96d334f216e5e966879a77fac1b85d1fd892a050fbe638
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SHA512
8a583dc0e81b4e67053c3175fa29ab7042dbc621cbe7181a3bbfbc7661d6faea3b8be1a1fdcd968fcc388c94394de9858ec537c479c19f9878a831a20ddffd83
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SSDEEP
1536:cFOPbkyoTwtPto0Rl0DsN9/zLec5oGFACZrqdKaNSEjrZKk:cYPxAwtPtoe/zLaGmCZrqcaYEjrZK
Score
10/10
Malware Config
Extracted
Path
C:\info.hta
Ransom Note
<!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.01//EN' 'http://www.w3.org/TR/html4/strict.dtd'>
<html>
<head>
<meta charset='windows-1251'>
<title>phobos</title>
<HTA:APPLICATION
ICON='msiexec.exe'
SINGLEINSTANCE='yes'
SysMenu="no">
<script language='JScript'>
window.moveTo(50, 50);
window.resizeTo(screen.width - 100, screen.height - 100);
</script>
<style type='text/css'>
body {
font: 15px Tahoma, sans-serif;
margin: 10px;
line-height: 25px;
background: #EDEDED;
}
img {
display:inline-block;
}
.bold {
font-weight: bold;
}
.mark {
background: #D0D0E8;
padding: 2px 5px;
}
.header {
text-align: center;
font-size: 30px;
line-height: 50px;
font-weight: bold;
margin-bottom:20px;
}
.info {
background: #D0D0E8;
border-left: 10px solid #00008B;
}
.alert {
background: #FFE4E4;
border-left: 10px solid #FF0000;
}
.private {
border: 1px dashed #000;
background: #FFFFEF;
}
.note {
height: auto;
padding-bottom: 1px;
margin: 15px 0;
}
.note .title {
font-weight: bold;
text-indent: 10px;
height: 30px;
line-height: 30px;
padding-top: 10px;
}
.note .mark {
background: #A2A2B5;
}
.note ul {
margin-top: 0;
}
.note pre {
margin-left: 15px;
line-height: 13px;
font-size: 13px;
}
.footer {
position:fixed;
bottom:0;
right:0;
text-align: right;
}
</style>
</head>
<body>
<div class='header'>
<img src='data:image/png;base64,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'>
<div>All your files have been encrypted!</div>
</div>
<div class='bold'>All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail <span class='mark'>[email protected]</span></div> <div class='bold'>Write this ID in the title of your message <span class='mark'>B9467A40-0001</span></div>
<div class='bold'>In case of no answer in 24 hours write us to this e-mail:<span class='mark'>[email protected]</span></div>
<div class='bold'>If there is no response from our mail, you can install the Jabber client and write to us in support of <span class='mark'>[email protected]</span> </div>
<div>
You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the decryption tool that will decrypt all your files.
</div>
<div class='note info'>
<div class='title'>Free decryption as guarantee</div>
<ul>Before paying you can send us up to 5 files for free decryption. The total size of files must be less than 10Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) </ul>
</div>
<div class='note info'>
<div class='title'>How to obtain Bitcoins</div>
<ul>
The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price.
<br><a href='https://localbitcoins.com/buy_bitcoins'>https://localbitcoins.com/buy_bitcoins</a>
<br> Also you can find other places to buy Bitcoins and beginners guide here:
<br><a href='http://www.coindesk.com/information/how-can-i-buy-bitcoins/'>http://www.coindesk.com/information/how-can-i-buy-bitcoins/</a>
</ul>
</div>
<div class='title'>Jabber client installation instructions:</div>
<div class='note info'>
<ul>
<li>Download the jabber (Pidgin) client from https://pidgin.im/download/windows/</li>
<li>After installation, the Pidgin client will prompt you to create a new account.</li>
<li>Click "Add"</li><li>In the "Protocol" field, select XMPP</li>
<li>In "Username" - come up with any name</li>
<li>In the field "domain" - enter any jabber-server, there are a lot of them, for example - exploit.im</li>
<li>Create a password</li><li>At the bottom, put a tick "Create account"</li>
<li>Click add</li>
<li>If you selected "domain" - exploit.im, then a new window should appear in which you will need to re-enter your data:</li>
<ul>
<li>User</li>
<li>password</li>
<li>You will need to follow the link to the captcha (there you will see the characters that you need to enter in the field below)</li>
</ul>
<li>If you don't understand our Pidgin client installation instructions, you can find many installation tutorials on youtube - <a href = "https://www.youtube.com/results?search_query=pidgin+jabber+install">https://www.youtube.com/results?search_query=pidgin+jabber+install</a></li>
</ul>
</div>
<div class='note alert'>
<div class='title'>Attention!</div>
<ul>
<li>Do not rename encrypted files.</li>
<li>Do not try to decrypt your data using third party software, it may cause permanent data loss.</li>
<li>Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.</li>
</ul>
</div>
<div class='footer'>
<img src='data:image/png;base64,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' />
</div>
</body>
</html>
Emails
class='mark'>[email protected]</span></div>
class='mark'>[email protected]</span></div>
class='mark'>[email protected]</span>
URLs
http://www.w3.org/TR/html4/strict.dtd'>
https://pidgin.im/download/windows/</li>
Signatures
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Phobos
Phobos ransomware appeared at the beginning of 2019.
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Phobos family
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (70) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Modifies Windows Firewall 2 TTPs 2 IoCs
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Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
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Drops startup file 3 IoCs
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 2 IoCs
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Drops desktop.ini file(s) 64 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Interacts with shadow copies 3 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
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Modifies registry class 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 26 IoCs
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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\fe1b479880db7637fc96d334f216e5e966879a77fac1b85d1fd892a050fbe638.exe"C:\Users\Admin\AppData\Local\Temp\fe1b479880db7637fc96d334f216e5e966879a77fac1b85d1fd892a050fbe638.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\fe1b479880db7637fc96d334f216e5e966879a77fac1b85d1fd892a050fbe638.exe"C:\Users\Admin\AppData\Local\Temp\fe1b479880db7637fc96d334f216e5e966879a77fac1b85d1fd892a050fbe638.exe"2⤵
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\netsh.exenetsh advfirewall set currentprofile state off3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
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C:\Windows\system32\netsh.exenetsh firewall set opmode mode=disable3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\users\public\desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "F:\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
- System Location Discovery: System Language Discovery
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Direct Volume Access
1Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
2File Deletion
2Modify Registry
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
8KB
MD504f1930161622dbd27669c32bdcbb75d
SHA1f96f03404696f0fbf709545659f48ba35d48aaaa
SHA256f6de07d0e710f629de4fc57cdac8a047130105f967c4f995adac14418c197a20
SHA51268c9f08fa531ec1ba1bb26e46ce1ac75872ff0f29e7b79fc78c8e1301f5091be058548e5fe2e83e796b1f70dc9132dd8afe0a153c35d1f9ab66b6687f248b89e