Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
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submitted
09-07-2024 01:48
General
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Target
45de59851d68929632346d6f894dc8c1b6a5c4197db83c2e33c60631efc0b39f.exe
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Size
66KB
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MD5
87d6d2488b1260e70f4042bf1f292529
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SHA1
161f9a79f8197c9b5de1beb7bd4d425d5c23b45b
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SHA256
45de59851d68929632346d6f894dc8c1b6a5c4197db83c2e33c60631efc0b39f
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SHA512
a9d3930de1ff5849e61d1807c6de4b063790dc03f7e4f3f2101cbddde55002ffcc85d2ff433b753a5936403feedbc93c0f3658ffb5e8051d00ba58641e6afda7
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SSDEEP
1536:/NeRBl5PT/rx1mzwRMSTdLpJy/jIlkugRGVy/SR1qo+tEgfNni:/QRrmzwR5JysFV12i
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>encrypted</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;
}
.title {
margin-left: 0;
}
.title.sub {
margin-left:30px;
dispaly:inline-block;
}
</style>
</head>
<body>
<div class='header'>
<img src='data:image/png;base64,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'>
<div>Dear Management</div>
</div>
<div class='bold'> If you are reading this message, it means that:<br><ul>
- your network infrastructure has been compromised,<br>
- critical data was leaked,<br>
- files are encrypted</span></div></ul>
<div class='bold'> The best and only thing you can do is to contact us to settle the matter before any losses occurs.</span></div>
<div class='bold'> Onion site: <span class='mark'><a href='http://xb6q2aggycmlcrjtbjendcnnwpmmwbosqaugxsqb4nx6cmod3emy7sad.onion'>http://xb6q2aggycmlcrjtbjendcnnwpmmwbosqaugxsqb4nx6cmod3emy7sad.onion</a></span></div>
<div class='bold'> Telegram channel: <span class='mark'><a href='https://t.me/eightbase'>https://t.me/eightbase</a></span></div>
</div>
<div class='note info'>
<div class='title'>1. THE FOLLOWING IS STRICTLY FORBIDDEN</div>
<div class='title.sub'> 1.1 EDITING FILES ON HDD.</div>
<ul>Renaming, copying or moving any files could DAMAGE the cipher and decryption will be impossible.</ul>
<div class='title.sub'> 1.2 USING THIRD-PARTY SOFTWARE.</div>
<ul>Trying to recover with any software can also break the cipher and file recovery will become a problem.</ul>
<div class='title.sub'> 1.3 SHUTDOWN OR RESTART THE PC.</div>
<ul>Boot and recovery errors can also damage the cipher. Sorry about that, but doing so is entirely at your own risk.</ul>
</div>
<div class='note info'>
<div class='title'>2. EXPLANATION OF THE SITUATION</div>
<div class='title.sub'> 2.1 HOW DID THIS HAPPEN</div>
<ul>The security of your IT perimeter has been compromised (it's not perfect at all).
We encrypted your workstations and servers to make the fact of the intrusion visible and to prevent you from hiding critical data leaks.
We spent a lot of time researching and finding out the most important directories of your business, your weak points.
We have already downloaded a huge amount of critical data and analyzed it. Now its fate is up to you, it will either be deleted or sold, or shared with the media.</ul>
<div class='title.sub'> 2.2 VALUABLE DATA WE USUALLY STEAL:</div>
<ul>- Databases, legal documents, personal information.<br>
- Audit reports.<br>
- Audit SQL database.<br>
- Any financial documents (Statements, invoices, accounting, transfers etc.).<br>
- Work files and corporate correspondence.<br>
- Any backups.<br>
- Confidential documents.</ul>
<div class='title.sub'> 2.3 TO DO LIST (best practies)</div>
<ul>- Contact us as soon as possible.
- Contact us only in our live chat, otherwise you can run into scammers.
- Purchase our decryption tool and decrypt your files. There is no other way to do this.
- Realize that dealing with us is the shortest way to success and secrecy.
- Give up the idea of using decryption help programs, otherwise you will destroy the system permanently.
- Avoid any third-party negotiators and recovery groups. They can become the source of leaks.</ul>
</div>
<div class='note info'>
<div class='title'>3. POSSIBLE DECISIONS</div>
<div class='title.sub'> 3.1 NOT MAKING THE DEAL</div>
<ul>- After 4 days starting tomorrow your leaked data will be Disclosed or sold.<br>
- We will also send the data to all interested supervisory organizations and the media.<br>
- Decryption key will be deleted permanently and recovery will be impossible.<br>
- Losses from the situation can be measured based on your annual budget.</ul>
<div class='title.sub'> 3.2 MAKING THE WIN-WIN DEAL</div>
<ul>- Databases, legal documents, personal information.<br>
- You will get the only working Decryption Tool and the how-to-use Manual.<br>
- You will get our guarantees (with log provided) of non-recovarable deletion of all your leaked data.<br>
- You will get our guarantees of secrecy and removal of all traces related to the deal in the Internet.<br>
- You will get our security report on how to fix your security breaches.</ul>
</div>
</div>
<div class='note info'>
<div class='title'>4. EVIDENCE OF THE LEAKAGE</div>
<div class='bold'> In our contact form or mail:</span></div>
<div class='bold'> Onion site: <span class='mark'><a href='http://xb6q2aggycmlcrjtbjendcnnwpmmwbosqaugxsqb4nx6cmod3emy7sad.onion'>http://xb6q2aggycmlcrjtbjendcnnwpmmwbosqaugxsqb4nx6cmod3emy7sad.onion</a></span></div>
<ul>
<li>Write us to the mails: <span class='mark'>[email protected]</span></li> or <span class='mark'>[email protected]</span>
<li>Write this ID in the title of your message <span class='mark'>5406376B-3483</span></li>
</ul>
</div>
</div>
<div class='note info'>
<div class='title'>5. HOW TO CONTACT US</div>
<ul>
5.1 Download and install TOR Browser <a href='https://torproject.org'>https://torproject.org</a><br>
5.2 Go to our contact form website at <a href='http://xb6q2aggycmlcrjtbjendcnnwpmmwbosqaugxsqb4nx6cmod3emy7sad.onion'>http://xb6q2aggycmlcrjtbjendcnnwpmmwbosqaugxsqb4nx6cmod3emy7sad.onion</a><br>
5.3 You can request sample files chat to review leaked data samples.<br>
5.4 In case TOR Browser is restricted in your area use VPN services.<br>
5.5 All leaked Data samples will be Disclosed in 4 Days if you remain silent.<br>
5.6 Your Decryption keys will be permanently destroyed at the moment the leaked Data is Disclosed.
</ul>
</div>
<div class='note alert'>
<div class='title'>6. RESPONSIBILITY</div>
<div class='title.sub'> 6.1 Breaking critical points of this offer will cause:</div>
<ul>
<li>Deletion of your decryption keys.</li>
<li>Immediate sale or complete Disclosure of your leaked data.</li>
<li>Notification of government supervision agencies, your competitors and clients.</li>
</ul>
</div>
</body>
</html>
Emails
class='mark'>[email protected]</span></li>
class='mark'>[email protected]</span>
URLs
http://www.w3.org/TR/html4/strict.dtd'>
Signatures
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Phobos
Phobos ransomware appeared at the beginning of 2019.
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit 1 TTPs 4 IoCs
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Renames multiple (523) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Deletes backup catalog 3 TTPs 2 IoCs
Uses wbadmin.exe to inhibit system recovery.
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Modifies Windows Firewall 2 TTPs 2 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Drops startup file 3 IoCs
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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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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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Drops file in Program Files directory 64 IoCs
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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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Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
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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 behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of WriteProcessMemory 42 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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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\45de59851d68929632346d6f894dc8c1b6a5c4197db83c2e33c60631efc0b39f.exe"C:\Users\Admin\AppData\Local\Temp\45de59851d68929632346d6f894dc8c1b6a5c4197db83c2e33c60631efc0b39f.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\45de59851d68929632346d6f894dc8c1b6a5c4197db83c2e33c60631efc0b39f.exe"C:\Users\Admin\AppData\Local\Temp\45de59851d68929632346d6f894dc8c1b6a5c4197db83c2e33c60631efc0b39f.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\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet3⤵
- Deletes backup catalog
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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⤵
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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⤵
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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⤵
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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⤵
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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\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet3⤵
- Deletes backup catalog
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Checks SCSI registry key(s)
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
3File Deletion
3Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.7MB
MD5976989b321f9cd4b7dfc654348027f04
SHA14c44762ef8f2819eedf328b22ccfcc4a063c651a
SHA2562b1799334522d06c115f1a460fbf3ca3a4b4495d3353d6fc4459a6248e500d24
SHA51247b06092101e7b955dc459f994d247a9224af67372a26bf116b3aa2478365116c5b4bb5ec9b9090441be7155509efa704b7b096fa6e50e7b95d140c6cb805527
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Filesize
9KB
MD5b8cfc52f089ef41204695656b68b87bb
SHA12a4338d59ab68382c9641dc266bb95ec18753521
SHA256a15911a961fee55b4450ecf4d86d7ecf70d2dd9fd4a3c39bda778b627b67f205
SHA5124714c41fa558f9dfa23765750e8ce3a4bd8c26f1b4218369df01933c33c30403cc7ec8e33bef1c6df7efc94c7561f0de9d9c5109e3aa83c2fcdc35fdfb221af0