Malware Analysis Report

2024-09-11 01:28

Sample ID 230228-rys6qsbd5z
Target b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192
SHA256 b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192
Tags
quantum ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192

Threat Level: Known bad

The file b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192 was found to be: Known bad.

Malicious Activity Summary

quantum ransomware

Quantum Ransomware

Modifies extensions of user files

Drops desktop.ini file(s)

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Views/modifies file attributes

Modifies Internet Explorer settings

Modifies registry class

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V6

Analysis: static1

Detonation Overview

Reported

2023-02-28 14:36

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-02-28 14:36

Reported

2023-02-28 14:37

Platform

win7-20230220-en

Max time kernel

49s

Max time network

36s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe"

Signatures

Quantum Ransomware

ransomware quantum

Modifies extensions of user files

ransomware
Description Indicator Process Target
File renamed C:\Users\Admin\Pictures\DebugConnect.png => \??\c:\Users\Admin\Pictures\DebugConnect.png.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\DisableRestart.crw => \??\c:\Users\Admin\Pictures\DisableRestart.crw.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\ResumeSave.png => \??\c:\Users\Admin\Pictures\ResumeSave.png.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\SyncUndo.tif => \??\c:\Users\Admin\Pictures\SyncUndo.tif.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A

Drops desktop.ini file(s)

Description Indicator Process Target
File opened for modification \??\c:\Users\Public\Recorded TV\Sample Media\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Searches\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Music\Sample Music\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Recorded TV\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Music\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Saved Games\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Videos\Sample Videos\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Documents\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Favorites\Links\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Links\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Videos\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Desktop\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Libraries\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Pictures\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Pictures\Sample Pictures\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Contacts\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Downloads\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Favorites\Links for United States\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Videos\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Documents\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Downloads\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Music\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Desktop\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Favorites\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Pictures\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\LinksExplorer\LinksType = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\LinksExplorer\Width = "290" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60e8918d8a4bd901 C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\PageSetup C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Zoom C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\InternetRegistry C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\SearchScopes C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\GPU C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\LowRegistry C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\IETld\LowMic C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\IntelliForms C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\LinksExplorer C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{B5D93761-B77D-11ED-89CC-52C255710AF6} = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (data) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c8a3886e844ee04ca528537b5bc45899000000000200000000001066000000010000200000008d047de2f9523a6c17ff442e741f6bb151e1c091e271090bc99e204384aa1618000000000e8000000002000020000000e7ab28bfdebe98b9f9a58737189394d2ad9ce8bd04db17bdb68c6c24ab0f0bed20000000c366be607af867d154a59a51e2b75a28442c86417858becace7ccaf74a5cd4bf4000000083de1d2e1b8be1dfc0f8da7bad969873499acde722f85bdf8bb91eb2aa577b580a861ce79631eb2558b9c268881327870de02508c59110d2b7ab46fed8dec175 C:\Program Files\Internet Explorer\iexplore.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mhtml C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mhtml\OpenWithList C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\.quantum\shell\Open\command C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\.quantum\shell C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\.quantum\shell\Open C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_Classes\Local Settings C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mhtml\OpenWithList\WINWORD.EXE C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\.quantum\shell\Open\command\ = "explorer.exe README_TO_DECRYPT.html" C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WINWORD.EXE C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\attrib.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe

"C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe"

C:\Windows\system32\cmd.exe

cmd /c ""C:\Users\Admin\AppData\Local\Temp\\006C3209.bat" "C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe""

C:\Windows\system32\attrib.exe

attrib -s -r -h "C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe"

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\README_TO_DECRYPT.html

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:568 CREDAT:275457 /prefetch:2

Network

Files

C:\Users\Admin\Desktop\README_TO_DECRYPT.html

MD5 466d9ecfe8602b940a0463764fd07b78
SHA1 7b77fc2d4308a1ee0102a4a352e2d5ea402b5a98
SHA256 a5bacdaf1f6b4f8c0e21266d797e81c58d29cc1363b7a28b012eb24e1cb99455
SHA512 058e74c4b94303202e8546abe09dbb8ec3b685dee908cb95a849902b71b8bc16405312dc16ee361afbc7178702d1eff9833295276de9b6d501af4403a03568a7

C:\Users\Admin\AppData\Local\Temp\006C3209.bat

MD5 348cae913e496198548854f5ff2f6d1e
SHA1 a07655b9020205bd47084afd62a8bb22b48c0cdc
SHA256 c80128f51871eec3ae2057989a025ce244277c1c180498a5aaef45d5214b8506
SHA512 799796736d41d3fcb5a7c859571bb025ca2d062c4b86e078302be68c1a932ed4f78e003640df5405274364b5a9a9c0ba5e37177997683ee7ab54e5267590b611

memory/568-321-0x0000000002B80000-0x0000000002B90000-memory.dmp

memory/588-322-0x0000000002D50000-0x0000000002D52000-memory.dmp

C:\Users\Admin\Desktop\README_TO_DECRYPT.html

MD5 466d9ecfe8602b940a0463764fd07b78
SHA1 7b77fc2d4308a1ee0102a4a352e2d5ea402b5a98
SHA256 a5bacdaf1f6b4f8c0e21266d797e81c58d29cc1363b7a28b012eb24e1cb99455
SHA512 058e74c4b94303202e8546abe09dbb8ec3b685dee908cb95a849902b71b8bc16405312dc16ee361afbc7178702d1eff9833295276de9b6d501af4403a03568a7

C:\Users\Admin\Favorites\README_TO_DECRYPT.html

MD5 466d9ecfe8602b940a0463764fd07b78
SHA1 7b77fc2d4308a1ee0102a4a352e2d5ea402b5a98
SHA256 a5bacdaf1f6b4f8c0e21266d797e81c58d29cc1363b7a28b012eb24e1cb99455
SHA512 058e74c4b94303202e8546abe09dbb8ec3b685dee908cb95a849902b71b8bc16405312dc16ee361afbc7178702d1eff9833295276de9b6d501af4403a03568a7

C:\Users\Admin\AppData\Local\Temp\Cab7B7A.tmp

MD5 fc4666cbca561e864e7fdf883a9e6661
SHA1 2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5
SHA256 10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b
SHA512 c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

C:\Users\Admin\AppData\Local\Temp\Tar7C39.tmp

MD5 73b4b714b42fc9a6aaefd0ae59adb009
SHA1 efdaffd5b0ad21913d22001d91bf6c19ecb4ac41
SHA256 c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd
SHA512 73af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 441982728b0966b019be8b810da15a2d
SHA1 2608885d711cea33609d32a028f48b6eaa5a0a0f
SHA256 c885adf1eb643ef1edc103493cb3f2345e2837ad10e7cf7930d00c2dfbb8ca39
SHA512 72bd283c26a780d3c6ee55ce00510413bf376be2386eb4bb4bb6fd3f67aa4a578f3ebe5a4e8784946b3733411414492b3ca5534272a030ac9f478c630436a62c

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 4e08d0259e4e7d34283f9d1562f03536
SHA1 913154e942d18e695367b6d2c625bef76d1ee2fe
SHA256 effd0831ce4ffe999ab729a612472dff583d240f0eabd924107bfc4f01c06c2d
SHA512 fecb6d4f8458f7685964eb9daae3931e8f83755b9215cef5d77c95e22476a69c35a8dc2ab76aee176f913ffe3af65ace541dd0e5b568c56a1ce1f0e77fb364ee

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 94c6cdeeb2b111cf6c17c6792a53aa68
SHA1 6f420a578d125cd67793249cc31d38a5775ea239
SHA256 8556620773692e71e581b848ea955af5b68593afcad55ac1d10ce07443b73bd1
SHA512 69472b0bca1aeb489f804999d1b1b4794c3ccb43246b6fbd84b769aba541a2e78ee4866e1c29f27b95092d0a66fb700644f858eeef6fde05ec12661ec7a5da6e

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 daa6467fd75694763008ad1df57d42ba
SHA1 188ccb5fa3a3dd2529b926d30b4c038f4bb8355c
SHA256 693a85b14413238cd0bf5c1db7e1dc3db4c6a7f0e6422c1d5b28a5c09a135f85
SHA512 21694be8ccd38abde48b873b4451825aaa96a1a25d3b8300b34e40780cca64630761dba2a4b8414948187a27dd8d4e51b52990976662d833e99f58a711ad5b17

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 792da1938eea2f88df5d632e7f81fa7a
SHA1 27f2ed7b636e9856f9193c94496ced8606eaf9d0
SHA256 229f5c4a1c0c6799c616aad3ee47723be6674d59d5cb50ec680f8ff1983e8dc9
SHA512 87e34e1d6d6124fb2637959900def72d7e36b36eea2153093280dea89779788db2c6a1268872c6badc889ed295140d355f71b60c38783627b58e40287ba4e1d9

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 fb86caefa90e9deeffcbf0e096f3ddae
SHA1 e40a6d503084d06f5b9fbff80fff7282e48f709e
SHA256 521b105fbebde5537c04f0a3efb3bafe8a08ec9803c0466e70bfdd76e18ef0b6
SHA512 014465dbc8b330f7fb1b874c48b7c7c7e95145b937d5e2b0c35ab04343f69403395f4182ba54353571d15e94cd7f02784312510ed586e159067de6a4ec0b37e6

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 2bad106deea04bf8f0be0ce52502c719
SHA1 fc06d7c1a6dd1c4a237453c86e8c4d62cc06970b
SHA256 15fc4eb2a738562f9fecf1f643ac4974d1844c403db55dde098dadfb88d0dc09
SHA512 fb8259fc499e75c12fd213d7d7f81018b67cedfc24afd1f3a3e8d7018e94494021a4d8676c9e407b174dbf5eb97c51ca701e7b62511c114ccaf3511ce9e7ed60

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

MD5 d8321a5477b8f33e96e3285ad0113d71
SHA1 df16121f4f9cdb049a251a1e3f7381def4dbf5dd
SHA256 5fcd374ada1fec205d7fda582fe122f492d5ffe8ac3eb41511999cd9b880e4ee
SHA512 9d516202b19e61e7c955a5e7990254fb0e9b0660e79a0ac59593926f677da238bd9f009eae67f2badf011e9f15e8dbe8afcf3db964496b5c656ce985d60e4e0b

Analysis: behavioral2

Detonation Overview

Submitted

2023-02-28 14:36

Reported

2023-02-28 14:37

Platform

win10v2004-20230220-en

Max time kernel

64s

Max time network

66s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe"

Signatures

Quantum Ransomware

ransomware quantum

Modifies extensions of user files

ransomware
Description Indicator Process Target
File renamed C:\Users\Admin\Pictures\ImportClear.crw => \??\c:\Users\Admin\Pictures\ImportClear.crw.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\OpenPop.tif => \??\c:\Users\Admin\Pictures\OpenPop.tif.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\SkipClose.crw => \??\c:\Users\Admin\Pictures\SkipClose.crw.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\UndoDisconnect.png => \??\c:\Users\Admin\Pictures\UndoDisconnect.png.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\CheckpointConnect.crw => \??\c:\Users\Admin\Pictures\CheckpointConnect.crw.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\CompressUnprotect.crw => \??\c:\Users\Admin\Pictures\CompressUnprotect.crw.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\RegisterGrant.crw => \??\c:\Users\Admin\Pictures\RegisterGrant.crw.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\SubmitUnpublish.raw => \??\c:\Users\Admin\Pictures\SubmitUnpublish.raw.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File renamed C:\Users\Admin\Pictures\UseSplit.tif => \??\c:\Users\Admin\Pictures\UseSplit.tif.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A

Drops desktop.ini file(s)

Description Indicator Process Target
File opened for modification \??\c:\Users\Public\Libraries\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Music\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Videos\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Contacts\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Favorites\Links\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Videos\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\AccountPictures\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Desktop\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Documents\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Downloads\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\3D Objects\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Desktop\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Documents\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Downloads\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Links\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Music\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\OneDrive\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Pictures\Saved Pictures\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Saved Games\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Favorites\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Pictures\Camera Roll\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Pictures\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Admin\Searches\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
File opened for modification \??\c:\Users\Public\Pictures\desktop.ini C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000_Classes\.quantum\shell\Open\command\ = "explorer.exe README_TO_DECRYPT.html" C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000_Classes\.quantum\shell\Open\command C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000_Classes\.quantum C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000_Classes\.quantum\shell C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000_Classes\.quantum\shell\Open C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe N/A

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\attrib.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe

"C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\\0E5693F8.bat" "C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe""

C:\Windows\system32\attrib.exe

attrib -s -r -h "C:\Users\Admin\AppData\Local\Temp\b63e94928da25e18caa1506305b9ca3dedc267e747dfa4710860e757d2cc8192.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 210.81.184.52.in-addr.arpa udp
US 8.8.8.8:53 161.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 226.101.242.52.in-addr.arpa udp
US 8.8.8.8:53 96.108.152.52.in-addr.arpa udp
US 20.42.65.90:443 tcp
US 8.8.8.8:53 62.13.109.52.in-addr.arpa udp
US 8.8.8.8:53 254.111.26.67.in-addr.arpa udp

Files

C:\Users\Admin\Contacts\README_TO_DECRYPT.html

MD5 a7666c61eac5209ab349bb22b56d21ee
SHA1 0196a5f6d00d36b5f0d4c150a83d3268f6a2c324
SHA256 0ff90fa41cfe5a948185a8d2a4f398800df535c1a3386ad265e5753c518aa623
SHA512 1be019bb7593bd2b6613840cc6115d53e52b1a3453f7bbc6cacb60eb76b692ec38731b28f0e7181259f3feba57d72cd8cbad4d37e2bfaafb84accb9fa3afe39f

C:\Users\Admin\AppData\Local\Temp\0E5693F8.bat

MD5 348cae913e496198548854f5ff2f6d1e
SHA1 a07655b9020205bd47084afd62a8bb22b48c0cdc
SHA256 c80128f51871eec3ae2057989a025ce244277c1c180498a5aaef45d5214b8506
SHA512 799796736d41d3fcb5a7c859571bb025ca2d062c4b86e078302be68c1a932ed4f78e003640df5405274364b5a9a9c0ba5e37177997683ee7ab54e5267590b611