Malware Analysis Report

2025-03-15 07:02

Sample ID 231230-zh473aehgr
Target 1c154bc92d1e6b9bb5ca4af708819bd1
SHA256 14fdcdd4324a92ccaddf4eeaf550fe12a1fa2bbb3f15e1a4fb7b7a3650c0dd08
Tags
macro xlm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

14fdcdd4324a92ccaddf4eeaf550fe12a1fa2bbb3f15e1a4fb7b7a3650c0dd08

Threat Level: Known bad

The file 1c154bc92d1e6b9bb5ca4af708819bd1 was found to be: Known bad.

Malicious Activity Summary

macro xlm

Process spawned unexpected child process

Suspicious Office macro

Deletes itself

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener

NTFS ADS

Modifies registry class

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Views/modifies file attributes

Modifies Internet Explorer settings

Suspicious behavior: RenamesItself

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-30 20:44

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-30 20:44

Reported

2024-01-01 04:37

Platform

win7-20231129-en

Max time kernel

121s

Max time network

123s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\1c154bc92d1e6b9bb5ca4af708819bd1.xls

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\cmd.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\cmd.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\cmd.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

Deletes itself

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

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
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 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 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 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
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\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 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 created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML 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 (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" 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\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" 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
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
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
Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\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
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor 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
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 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key 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 created \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\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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit 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\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\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\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit 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\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 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
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32 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 (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe 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
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command 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\MACHINE\SOFTWARE\Classes\.mht\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 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print 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 deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\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\.mht\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" 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
Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler 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}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll" 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\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList 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\ = "[open(\"%1\")]" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word 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\topic\ = "system" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

NTFS ADS

Description Indicator Process Target
File created C:\Users\Admin\AppData\Local\Temp\BD167F00\:Zone.Identifier:$DATA 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 behavior: RenamesItself

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2012 wrote to memory of 1528 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 1528 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 1528 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 1528 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 1520 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 1520 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 1520 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 1520 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 2316 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 2316 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 2316 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 2012 wrote to memory of 2316 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\cmd.exe
PID 1528 wrote to memory of 2844 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 1528 wrote to memory of 2844 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 1528 wrote to memory of 2844 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe
PID 1528 wrote to memory of 2844 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\attrib.exe

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\attrib.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\1c154bc92d1e6b9bb5ca4af708819bd1.xls

C:\Windows\SysWOW64\attrib.exe

attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"

Network

N/A

Files

memory/2012-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2012-1-0x0000000071D7D000-0x0000000071D88000-memory.dmp

memory/2012-6-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-51-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-53-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-78-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-80-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-119-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-152-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-198-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-200-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-246-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-244-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-309-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-311-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-313-0x0000000071D7D000-0x0000000071D88000-memory.dmp

memory/2012-315-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-341-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-342-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-343-0x0000000006200000-0x0000000006300000-memory.dmp

memory/2012-347-0x0000000071D7D000-0x0000000071D88000-memory.dmp

memory/2012-346-0x000000005FFF0000-0x0000000060000000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-30 20:44

Reported

2024-01-01 04:37

Platform

win10v2004-20231215-en

Max time kernel

0s

Max time network

137s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1c154bc92d1e6b9bb5ca4af708819bd1.xls"

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\system32\cmd.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\system32\cmd.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\system32\cmd.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Suspicious use of SetWindowsHookEx

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

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1c154bc92d1e6b9bb5ca4af708819bd1.xls"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"

C:\Windows\system32\attrib.exe

attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 0.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 18.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 91.16.208.104.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp

Files

memory/1460-0-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp

memory/1460-2-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-1-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp

memory/1460-3-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp

memory/1460-4-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-6-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-5-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp

memory/1460-8-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-7-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp

memory/1460-9-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-12-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-14-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-15-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-17-0x00007FFE03820000-0x00007FFE03830000-memory.dmp

memory/1460-16-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-13-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-11-0x00007FFE03820000-0x00007FFE03830000-memory.dmp

memory/1460-10-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-24-0x0000023C4A5A0000-0x0000023C4ADA0000-memory.dmp

memory/1460-36-0x0000023C4A5A0000-0x0000023C4ADA0000-memory.dmp

memory/1460-38-0x0000023C4A5A0000-0x0000023C4ADA0000-memory.dmp

memory/1460-43-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-47-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-48-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-49-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-50-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-51-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-60-0x0000023C4A5A0000-0x0000023C4ADA0000-memory.dmp

memory/1460-73-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-77-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-83-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-92-0x0000023C4A5A0000-0x0000023C4ADA0000-memory.dmp

memory/1460-96-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-108-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-109-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-113-0x0000023C4A5A0000-0x0000023C4ADA0000-memory.dmp

memory/1460-114-0x0000023C4A5A0000-0x0000023C4ADA0000-memory.dmp

memory/1460-117-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-118-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-119-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-120-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-121-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-122-0x0000023C4A5A0000-0x0000023C4ADA0000-memory.dmp

memory/1460-123-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-124-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-125-0x0000023C4F8F0000-0x0000023C508C0000-memory.dmp

memory/1460-126-0x0000023C4A5A0000-0x0000023C4ADA0000-memory.dmp

memory/1460-145-0x00007FFE45A90000-0x00007FFE45C85000-memory.dmp

memory/1460-144-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp

memory/1460-143-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp

memory/1460-142-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp

memory/1460-141-0x00007FFE05B10000-0x00007FFE05B20000-memory.dmp