Malware Analysis Report

2025-08-05 12:45

Sample ID 230308-k3xamafa63
Target Rech.zip
SHA256 09389a18b5464aa25c4029351e5fbf22e4dfff309cc08cc6f4b6d5d08a341bc2
Tags
macro macro_on_action emotet epoch4 banker persistence trojan
score
10/10

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
10/10

SHA256

09389a18b5464aa25c4029351e5fbf22e4dfff309cc08cc6f4b6d5d08a341bc2

Threat Level: Known bad

The file Rech.zip was found to be: Known bad.

Malicious Activity Summary

macro macro_on_action emotet epoch4 banker persistence trojan

Emotet

Process spawned unexpected child process

Suspicious Office macro

Office macro that triggers on suspicious action

Loads dropped DLL

Adds Run key to start application

Drops file in Windows directory

Office loads VBA resources, possible macro or embedded object present

Modifies Internet Explorer settings

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Modifies registry class

Script User-Agent

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-03-08 09:08

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-03-08 09:08

Reported

2023-03-08 09:11

Platform

win7-20230220-en

Max time kernel

147s

Max time network

34s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Rech.doc"

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\regsvr32.exe C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Debug\WIA\wiatrace.log C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Office loads VBA resources, possible macro or embedded object present

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\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\WINWORD.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.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\WINWORD.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\WINWORD.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.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\WINWORD.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\WINWORD.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.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\WINWORD.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.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\WINWORD.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\WINWORD.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\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\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\WINWORD.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.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\WINWORD.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\WINWORD.EXE N/A

Modifies registry class

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

Script User-Agent

Description Indicator Process Target
HTTP User-Agent header Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) N/A N/A

Suspicious behavior: AddClipboardFormatListener

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 832 wrote to memory of 1920 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 832 wrote to memory of 1920 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 832 wrote to memory of 1920 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 832 wrote to memory of 1920 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 832 wrote to memory of 1920 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 832 wrote to memory of 1920 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 832 wrote to memory of 1920 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 1920 wrote to memory of 1688 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1920 wrote to memory of 1688 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1920 wrote to memory of 1688 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1920 wrote to memory of 1688 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1920 wrote to memory of 1688 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1920 wrote to memory of 1688 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1920 wrote to memory of 1688 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 832 wrote to memory of 1364 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 832 wrote to memory of 1364 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 832 wrote to memory of 1364 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe
PID 832 wrote to memory of 1364 N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE C:\Windows\splwow64.exe

Processes

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

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Rech.doc"

C:\Windows\SysWOW64\regsvr32.exe

"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\100856.tmp"

C:\Windows\system32\regsvr32.exe

/s "C:\Users\Admin\AppData\Local\Temp\100856.tmp"

C:\Windows\splwow64.exe

C:\Windows\splwow64.exe 12288

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.dnautik.com udp
RS 195.252.110.130:80 www.dnautik.com tcp

Files

memory/832-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/832-57-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-58-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-59-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-60-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-61-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-62-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-64-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-63-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-65-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-66-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-67-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-68-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-69-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-70-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-71-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-72-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-73-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-74-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-76-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-75-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-77-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-78-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-79-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-80-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-81-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-82-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-83-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-84-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-85-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-86-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-87-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-89-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-88-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-91-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-90-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-92-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-93-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-95-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-94-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-96-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-98-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-97-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-99-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-100-0x0000000000770000-0x0000000000870000-memory.dmp

memory/832-112-0x0000000000770000-0x0000000000870000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\100900.zip

MD5 7d74461b5fd70928dc244547869f8244
SHA1 0a69beecdd517a2b9e618147856367fceae23bd4
SHA256 335051721cda978a48a4e088a1d1cdf3c982a46a64d438fc153b187eef2eb86b
SHA512 4f7c40b88e1abfc258d3a8ae620b1c70c47996f57041d39435f32dcbcc7d318dbc48ca41262a2604dd468db15a30532edab8358b5dc8ee8b1f5f16f02a7d20eb

memory/832-1077-0x00000000062A0000-0x00000000062A1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\100856.tmp

MD5 10d06673f1cdeb8164c37974f22af5e6
SHA1 2410d65e5d971d4793e26601ae79aabc3b780811
SHA256 0ea8aa916237b8c56266eaa242153eff8f19dd85ade9d6bc0c3c065909415325
SHA512 b4142923c6a1c37208f95e59cfb09b4ff885503b0d115a77bf38bc957ee8931b24aeef1895f8e4ff0f7fe7ad3c1eabe3a3c21e9c2b83794a5950ee4f83ce060b

\Users\Admin\AppData\Local\Temp\100856.tmp

MD5 10d06673f1cdeb8164c37974f22af5e6
SHA1 2410d65e5d971d4793e26601ae79aabc3b780811
SHA256 0ea8aa916237b8c56266eaa242153eff8f19dd85ade9d6bc0c3c065909415325
SHA512 b4142923c6a1c37208f95e59cfb09b4ff885503b0d115a77bf38bc957ee8931b24aeef1895f8e4ff0f7fe7ad3c1eabe3a3c21e9c2b83794a5950ee4f83ce060b

\Users\Admin\AppData\Local\Temp\100856.tmp

MD5 10d06673f1cdeb8164c37974f22af5e6
SHA1 2410d65e5d971d4793e26601ae79aabc3b780811
SHA256 0ea8aa916237b8c56266eaa242153eff8f19dd85ade9d6bc0c3c065909415325
SHA512 b4142923c6a1c37208f95e59cfb09b4ff885503b0d115a77bf38bc957ee8931b24aeef1895f8e4ff0f7fe7ad3c1eabe3a3c21e9c2b83794a5950ee4f83ce060b

memory/1688-1268-0x0000000000130000-0x0000000000131000-memory.dmp

memory/832-1269-0x00000000062A0000-0x00000000062A1000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

MD5 54da8f045a7abfd22ca5508639adef3f
SHA1 170f556b2d1e38156b56ce65be02154ab8b43f2e
SHA256 f43bbdb4e4e18790a457e29e4206965115b8a78027c2ec579411784db6177619
SHA512 7d0f503832c52d6bb16b159cdbfd6cf433f1bc8475ccb5e7581551f071d2ec55e8671407f5dda5e66574c527a13aa26789a70de11e41512ffe3ff8f6f252c9c4

Analysis: behavioral2

Detonation Overview

Submitted

2023-03-08 09:08

Reported

2023-03-08 09:11

Platform

win10v2004-20230220-en

Max time kernel

142s

Max time network

155s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Rech.doc" /o ""

Signatures

Emotet

trojan banker emotet

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process N/A C:\Windows\System32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\System32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run C:\Windows\system32\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FwmvqT.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\KbOss\\FwmvqT.dll\"" C:\Windows\system32\regsvr32.exe N/A

Checks processor information in registry

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

Script User-Agent

Description Indicator Process Target
HTTP User-Agent header Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) N/A N/A

Suspicious behavior: AddClipboardFormatListener

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\regsvr32.exe N/A
N/A N/A C:\Windows\System32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Processes

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

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Rech.doc" /o ""

C:\Windows\System32\regsvr32.exe

"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\100859.tmp"

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\KbOss\FwmvqT.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 76.38.195.152.in-addr.arpa udp
US 8.8.8.8:53 199.176.139.52.in-addr.arpa udp
US 8.8.8.8:53 141.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 www.dnautik.com udp
RS 195.252.110.130:80 www.dnautik.com tcp
US 8.8.8.8:53 130.110.252.195.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 15.173.189.20.in-addr.arpa udp
US 20.42.73.25:443 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
NL 173.223.113.164:443 tcp
US 209.197.3.8:80 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 8.8.8.8:53 234.238.32.23.in-addr.arpa udp
FR 91.121.146.47:8080 91.121.146.47 tcp
US 8.8.8.8:53 47.146.121.91.in-addr.arpa udp

Files

memory/1900-133-0x00007FFB95E70000-0x00007FFB95E80000-memory.dmp

memory/1900-134-0x00007FFB95E70000-0x00007FFB95E80000-memory.dmp

memory/1900-135-0x00007FFB95E70000-0x00007FFB95E80000-memory.dmp

memory/1900-136-0x00007FFB95E70000-0x00007FFB95E80000-memory.dmp

memory/1900-137-0x00007FFB95E70000-0x00007FFB95E80000-memory.dmp

memory/1900-138-0x00007FFB939F0000-0x00007FFB93A00000-memory.dmp

memory/1900-139-0x00007FFB939F0000-0x00007FFB93A00000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\100901.zip

MD5 7d74461b5fd70928dc244547869f8244
SHA1 0a69beecdd517a2b9e618147856367fceae23bd4
SHA256 335051721cda978a48a4e088a1d1cdf3c982a46a64d438fc153b187eef2eb86b
SHA512 4f7c40b88e1abfc258d3a8ae620b1c70c47996f57041d39435f32dcbcc7d318dbc48ca41262a2604dd468db15a30532edab8358b5dc8ee8b1f5f16f02a7d20eb

C:\Users\Admin\AppData\Local\Temp\100859.tmp

MD5 10d06673f1cdeb8164c37974f22af5e6
SHA1 2410d65e5d971d4793e26601ae79aabc3b780811
SHA256 0ea8aa916237b8c56266eaa242153eff8f19dd85ade9d6bc0c3c065909415325
SHA512 b4142923c6a1c37208f95e59cfb09b4ff885503b0d115a77bf38bc957ee8931b24aeef1895f8e4ff0f7fe7ad3c1eabe3a3c21e9c2b83794a5950ee4f83ce060b

memory/4092-177-0x0000000180000000-0x000000018002D000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\100859.tmp

MD5 10d06673f1cdeb8164c37974f22af5e6
SHA1 2410d65e5d971d4793e26601ae79aabc3b780811
SHA256 0ea8aa916237b8c56266eaa242153eff8f19dd85ade9d6bc0c3c065909415325
SHA512 b4142923c6a1c37208f95e59cfb09b4ff885503b0d115a77bf38bc957ee8931b24aeef1895f8e4ff0f7fe7ad3c1eabe3a3c21e9c2b83794a5950ee4f83ce060b

memory/4092-180-0x0000000000F00000-0x0000000000F01000-memory.dmp

C:\Windows\System32\KbOss\FwmvqT.dll

MD5 10d06673f1cdeb8164c37974f22af5e6
SHA1 2410d65e5d971d4793e26601ae79aabc3b780811
SHA256 0ea8aa916237b8c56266eaa242153eff8f19dd85ade9d6bc0c3c065909415325
SHA512 b4142923c6a1c37208f95e59cfb09b4ff885503b0d115a77bf38bc957ee8931b24aeef1895f8e4ff0f7fe7ad3c1eabe3a3c21e9c2b83794a5950ee4f83ce060b

memory/1756-187-0x0000000000400000-0x00000000004B0000-memory.dmp