Malware Analysis Report

2025-03-15 07:04

Sample ID 230305-xracyagf6v
Target quakbot_final_unprotected_modified_2.xlsb
SHA256 4c2e66230d9945ac15f19428e8d55cf0764c6bc61557bcb81a321c3189d201dd
Tags
macro xlm
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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
8/10

SHA256

4c2e66230d9945ac15f19428e8d55cf0764c6bc61557bcb81a321c3189d201dd

Threat Level: Likely malicious

The file quakbot_final_unprotected_modified_2.xlsb was found to be: Likely malicious.

Malicious Activity Summary

macro xlm

Suspicious Office macro

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-03-05 19:04

Signatures

Suspicious Office macro

macro xlm
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-03-05 19:04

Reported

2023-03-05 19:05

Platform

win7-20230220-en

Max time kernel

12s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\quakbot_final_unprotected_modified_2.xlsb

Signatures

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{A38BFFC3-A5A0-11CE-8107-00AA00611080}\ = "Tab" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{796ED650-5FE9-11CF-8D68-00AA00BDCE1D}\ = "WHTMLControlEvents" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{8BD21D53-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcOptionButton" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\TypeLib\{3C90C1DE-CE37-43F0-9184-A7A81FFAC0AF}\2.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Excel8.0" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{92E11A03-7358-11CE-80CB-00AA00611080}\ = "Pages" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{7B020EC1-AF6C-11CE-9F46-00AA00574A4F}\ = "CommandButtonEvents" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}\ = "IPage" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{8A683C91-BA84-11CF-8110-00A0C9030074} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{47FF8FE4-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents5" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{7B020EC2-AF6C-11CE-9F46-00AA00574A4F}\ = "ScrollbarEvents" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents4" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{5512D119-5CC6-11CF-8D67-00AA00BDCE1D} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{7B020EC7-AF6C-11CE-9F46-00AA00574A4F}\ = "TabStripEvents" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcList" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB}\ = "Font" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\TypeLib\{3C90C1DE-CE37-43F0-9184-A7A81FFAC0AF}\2.0\FLAGS C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{5512D113-5CC6-11CF-8D67-00AA00BDCE1D} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{04598FC2-866C-11CF-AB7C-00AA00C08FCF} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{5512D119-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLOption" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{47FF8FE1-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents2" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{8A683C90-BA84-11CF-8110-00A0C9030074}\ = "IReturnSingle" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{79176FB3-B7F2-11CE-97EF-00AA006D2776} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{47FF8FE5-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents6" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{92E11A03-7358-11CE-80CB-00AA00611080} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\"" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{9A4BBF53-4E46-101B-8BBD-00AA003E3B29} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\TypeLib\{3C90C1DE-CE37-43F0-9184-A7A81FFAC0AF}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Excel8.0\\MSForms.exd" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents10" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{8BD21D32-EC42-11CE-9E0D-00AA006002F3}\ = "MdcComboEvents" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3C90C1DE-CE37-43F0-9184-A7A81FFAC0AF}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Excel8.0\\MSForms.exd" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3C90C1DE-CE37-43F0-9184-A7A81FFAC0AF}\2.0\FLAGS\ = "6" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{82B02372-B5BC-11CF-810F-00A0C9030074}\ = "IReturnString" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Interface\{04598FC1-866C-11CF-AB7C-00AA00C08FCF}\ = "ILabelControl" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{7B020EC2-AF6C-11CE-9F46-00AA00574A4F} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{7B020EC2-AF6C-11CE-9F46-00AA00574A4F}\ = "ScrollbarEvents" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\Wow6432Node\Interface\{04598FC4-866C-11CF-AB7C-00AA00C08FCF} C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: 33 N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\AUDIODG.EXE N/A

Processes

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\quakbot_final_unprotected_modified_2.xlsb

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

C:\Windows\system32\AUDIODG.EXE

C:\Windows\system32\AUDIODG.EXE 0x450

Network

N/A

Files

memory/1376-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-03-05 19:04

Reported

2023-03-05 19:07

Platform

win10v2004-20230220-en

Max time kernel

154s

Max time network

160s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\quakbot_final_unprotected_modified_2.xlsb"

Signatures

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Processes

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\quakbot_final_unprotected_modified_2.xlsb"

Network

Country Destination Domain Proto
BE 8.238.110.126:80 tcp
US 8.8.8.8:53 82.78.101.95.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 210.81.184.52.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 191.88.109.52.in-addr.arpa udp
US 8.8.8.8:53 44.8.109.52.in-addr.arpa udp
US 8.8.8.8:53 74.239.69.13.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
NL 20.50.201.195:443 tcp
BE 8.238.110.126:80 tcp
BE 8.238.110.126:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 131.253.33.203:80 tcp
US 93.184.220.29:80 tcp
US 8.8.8.8:53 202.74.101.95.in-addr.arpa udp

Files

memory/444-133-0x00007FF993310000-0x00007FF993320000-memory.dmp

memory/444-134-0x00007FF993310000-0x00007FF993320000-memory.dmp

memory/444-135-0x00007FF993310000-0x00007FF993320000-memory.dmp

memory/444-136-0x00007FF993310000-0x00007FF993320000-memory.dmp

memory/444-137-0x00007FF993310000-0x00007FF993320000-memory.dmp

memory/444-138-0x00007FF990A40000-0x00007FF990A50000-memory.dmp

memory/444-139-0x00007FF990A40000-0x00007FF990A50000-memory.dmp

memory/444-162-0x00007FF993310000-0x00007FF993320000-memory.dmp

memory/444-163-0x00007FF993310000-0x00007FF993320000-memory.dmp

memory/444-164-0x00007FF993310000-0x00007FF993320000-memory.dmp

memory/444-165-0x00007FF993310000-0x00007FF993320000-memory.dmp