Analysis
-
max time kernel
74s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
-
submitted
02-10-2023 15:19
General
-
Target
c2317e46c10621501b8fb1022136b0c3.exe
-
Size
260KB
-
MD5
c2317e46c10621501b8fb1022136b0c3
-
SHA1
982a7c80f27f9dd71b8214e07c7beb81c13d3ec7
-
SHA256
fa620f37539b2c7e53d4c06de1b680d0eab5c3a5280b89d1700e014bfd320519
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SHA512
2b28c632bda2a059f7725d28ee068f397385bf09714fbb8ad9b76f3b826d7bda9051d87911e29ba2bb36e5288441d06bc0f8ba85a1f28514ca22f7f07ed5850d
-
SSDEEP
6144:b6ugHwcL96M7w0hpE6E7v1/Lf97PMam5pRLUZmlZe8cUy:brgHwzlQEr1/DZPMasPLi8R
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>cartilage</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: #C6B5C4;
}
img {
display:inline-block;
}
.bold {
font-weight: bold;
}
.mark {
background: #B5CC8E;
padding: 2px 5px;
}
.header {
text-align: center;
font-size: 30px;
line-height: 50px;
font-weight: bold;
margin-bottom:20px;
}
.info {
background: #e6ecf2;
border-left: 10px solid #B58CB2;
}
.alert {
background: #FFE4E4;
border-left: 10px solid #FFA07A;
}
.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.</div>
<div class='bold'>If you want to restore them, write us to the e-mail <span class='mark'>[email protected]</span></div>
<div class='bold'>Or write us to the Tox: <span class='mark'>78E21CFF7AA85F713C1530AEF2E74E62830BEE77238F4B0A73E5E3251EAD56427BF9F7A1A074</span></div>
<div class='bold'>Write this ID in the title of your message <span class='mark'>DA46B401-3483</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 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 3 files for free decryption. The total size of files must be less than 4Mb (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='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>
</body>
</html>
Emails
class='mark'>[email protected]</span></div>
URLs
http://www.w3.org/TR/html4/strict.dtd'>
Extracted
Path
F:\info.hta
Ransom Note
All your files have been encrypted!
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 [email protected]
Or write us to the Tox: 78E21CFF7AA85F713C1530AEF2E74E62830BEE77238F4B0A73E5E3251EAD56427BF9F7A1A074
Write this ID in the title of your message DA46B401-3483
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 tool that will decrypt all your files.
Free decryption as guarantee
Before paying you can send us up to 3 files for free decryption. The total size of files must be less than 4Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.)
How to obtain Bitcoins
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. https://localbitcoins.com/buy_bitcoins
Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/
Attention!
Do not rename encrypted files.
Do not try to decrypt your data using third party software, it may cause permanent data loss.
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.
Emails
Signatures
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Phobos
Phobos ransomware appeared at the beginning of 2019.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
Modifies boot configuration data using bcdedit 1 TTPs 4 IoCs
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Renames multiple (312) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Deletes backup catalog 3 TTPs 2 IoCs
Uses wbadmin.exe to inhibit system recovery.
-
Modifies Windows Firewall 1 TTPs 2 IoCs
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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
-
Drops desktop.ini file(s) 64 IoCs
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Suspicious use of SetThreadContext 2 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).
-
Interacts with shadow copies 2 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
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Modifies Internet Explorer settings 1 TTPs 4 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 64 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\c2317e46c10621501b8fb1022136b0c3.exe"C:\Users\Admin\AppData\Local\Temp\c2317e46c10621501b8fb1022136b0c3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c2317e46c10621501b8fb1022136b0c3.exeC:\Users\Admin\AppData\Local\Temp\c2317e46c10621501b8fb1022136b0c3.exe2⤵
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c2317e46c10621501b8fb1022136b0c3.exe"C:\Users\Admin\AppData\Local\Temp\c2317e46c10621501b8fb1022136b0c3.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\c2317e46c10621501b8fb1022136b0c3.exeC:\Users\Admin\AppData\Local\Temp\c2317e46c10621501b8fb1022136b0c3.exe4⤵
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\netsh.exenetsh advfirewall set currentprofile state off4⤵
- Modifies Windows Firewall
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C:\Windows\system32\netsh.exenetsh firewall set opmode mode=disable4⤵
- Modifies Windows Firewall
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\info.hta"3⤵
- Modifies Internet Explorer settings
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\users\public\desktop\info.hta"3⤵
- Modifies Internet Explorer settings
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\info.hta"3⤵
- Modifies Internet Explorer settings
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "F:\info.hta"3⤵
- Modifies Internet Explorer settings
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- 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⤵
-
C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\ProPsWW2.cab.id[DA46B401-3483].[[email protected]].8baseFilesize
189.5MB
MD589a3ac9d0ec189bf56cb40e7d16cc121
SHA14beaa21e6a2f6f318d6a8ed529c37d8ef87fef32
SHA2568e0bc6d71ca58f12fb9824bfe71c583c03aa3dc64cced6af16f5bddf48a08b42
SHA512bd422525a97e5aa803f92ea75e131195c184ce3db4f9bff3c3fcab16d7e1e64e8702b75a51f920ad85d73dfed44131ec1b34abf5373e1a26b7a858a1fa9c7ea0
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C:\Users\Admin\Desktop\info.htaFilesize
5KB
MD54efdf34b3b05c375034570651d7b1aa7
SHA12c6e57675f832ea2bd95d3cd3ac1408230eb9790
SHA256699ba651d82d874d83aed8d0d34bac3d65a7ccc52c701101b7da621d708ddc55
SHA51208f3ac4298ef398789af3eff72ea14bce387f4502244b0d84888e5d1dc6830d20b5cff9d88c0800eaa852a5ea5c62dde14cf57d9b22bc73a31d54e59ee49592f
-
C:\info.htaFilesize
5KB
MD54efdf34b3b05c375034570651d7b1aa7
SHA12c6e57675f832ea2bd95d3cd3ac1408230eb9790
SHA256699ba651d82d874d83aed8d0d34bac3d65a7ccc52c701101b7da621d708ddc55
SHA51208f3ac4298ef398789af3eff72ea14bce387f4502244b0d84888e5d1dc6830d20b5cff9d88c0800eaa852a5ea5c62dde14cf57d9b22bc73a31d54e59ee49592f
-
C:\info.htaFilesize
5KB
MD54efdf34b3b05c375034570651d7b1aa7
SHA12c6e57675f832ea2bd95d3cd3ac1408230eb9790
SHA256699ba651d82d874d83aed8d0d34bac3d65a7ccc52c701101b7da621d708ddc55
SHA51208f3ac4298ef398789af3eff72ea14bce387f4502244b0d84888e5d1dc6830d20b5cff9d88c0800eaa852a5ea5c62dde14cf57d9b22bc73a31d54e59ee49592f
-
C:\users\public\desktop\info.htaFilesize
5KB
MD54efdf34b3b05c375034570651d7b1aa7
SHA12c6e57675f832ea2bd95d3cd3ac1408230eb9790
SHA256699ba651d82d874d83aed8d0d34bac3d65a7ccc52c701101b7da621d708ddc55
SHA51208f3ac4298ef398789af3eff72ea14bce387f4502244b0d84888e5d1dc6830d20b5cff9d88c0800eaa852a5ea5c62dde14cf57d9b22bc73a31d54e59ee49592f
-
F:\info.htaFilesize
5KB
MD54efdf34b3b05c375034570651d7b1aa7
SHA12c6e57675f832ea2bd95d3cd3ac1408230eb9790
SHA256699ba651d82d874d83aed8d0d34bac3d65a7ccc52c701101b7da621d708ddc55
SHA51208f3ac4298ef398789af3eff72ea14bce387f4502244b0d84888e5d1dc6830d20b5cff9d88c0800eaa852a5ea5c62dde14cf57d9b22bc73a31d54e59ee49592f
-
memory/1984-25-0x0000000001010000-0x0000000001058000-memory.dmpFilesize
288KB
-
memory/1984-43-0x0000000074A20000-0x000000007510E000-memory.dmpFilesize
6.9MB
-
memory/1984-26-0x0000000074A20000-0x000000007510E000-memory.dmpFilesize
6.9MB
-
memory/2708-39-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/2708-45-0x0000000000401000-0x000000000040A000-memory.dmpFilesize
36KB
-
memory/2932-4-0x0000000000990000-0x00000000009C4000-memory.dmpFilesize
208KB
-
memory/2932-0-0x0000000001010000-0x0000000001058000-memory.dmpFilesize
288KB
-
memory/2932-5-0x0000000000CC0000-0x0000000000D0C000-memory.dmpFilesize
304KB
-
memory/2932-3-0x00000000048C0000-0x0000000004900000-memory.dmpFilesize
256KB
-
memory/2932-24-0x0000000074A70000-0x000000007515E000-memory.dmpFilesize
6.9MB
-
memory/2932-2-0x0000000000460000-0x00000000004A6000-memory.dmpFilesize
280KB
-
memory/2932-1-0x0000000074A70000-0x000000007515E000-memory.dmpFilesize
6.9MB
-
memory/3008-55-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-80-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-22-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-20-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/3008-58-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-59-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-61-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-62-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-63-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-70-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-16-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-81-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-23-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-72-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-68-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-64-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-107-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-104-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-103-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-109-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-299-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-14-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-12-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-10-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-8-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB
-
memory/3008-6-0x0000000000400000-0x0000000000413000-memory.dmpFilesize
76KB