Malware Analysis Report

2025-03-15 06:59

Sample ID 231228-vzb6dsdhc9
Target ebd2c9b466da4de22328c6c6cb87b008
SHA256 8f8e4edf45a537fecfcc167e283168d413500b4a1ff577e55def09a958818130
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

8f8e4edf45a537fecfcc167e283168d413500b4a1ff577e55def09a958818130

Threat Level: Known bad

The file ebd2c9b466da4de22328c6c6cb87b008 was found to be: Known bad.

Malicious Activity Summary

macro xlm

Process spawned unexpected child process

Suspicious Office macro

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-28 17:25

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-28 17:25

Reported

2024-01-09 14:33

Platform

win7-20231215-en

Max time kernel

1s

Max time network

121s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\ebd2c9b466da4de22328c6c6cb87b008.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\rundll32.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\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\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\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

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\ebd2c9b466da4de22328c6c6cb87b008.xls

C:\Windows\SysWOW64\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\Y49vfDq.txt,DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 skill.fashion udp
US 8.8.8.8:53 syracuse.best udp

Files

memory/1352-1-0x00000000724FD000-0x0000000072508000-memory.dmp

memory/1352-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1352-2-0x00000000724FD000-0x0000000072508000-memory.dmp

memory/1352-3-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1352-4-0x00000000724FD000-0x0000000072508000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-28 17:25

Reported

2024-01-09 14:33

Platform

win10v2004-20231222-en

Max time kernel

0s

Max time network

61s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ebd2c9b466da4de22328c6c6cb87b008.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\explorer.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

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\ebd2c9b466da4de22328c6c6cb87b008.xls"

C:\Windows\explorer.exe

C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding

C:\Windows\explorer.exe

explorer.exe C:\Users\Public\Documents\ENHMWOb.vbs

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\ENHMWOb.vbs"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 skill.fashion udp
US 8.8.8.8:53 240.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 85.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 195.233.44.23.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 8.179.89.13.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp

Files

memory/3688-1-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp

memory/3688-7-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp

memory/3688-9-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-10-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-14-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-15-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-17-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-19-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-22-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-23-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-21-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-20-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-18-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-16-0x00007FFF26770000-0x00007FFF26780000-memory.dmp

memory/3688-13-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-12-0x00007FFF26770000-0x00007FFF26780000-memory.dmp

memory/3688-11-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-8-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-6-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-5-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp

memory/3688-4-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-3-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp

memory/3688-2-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp

memory/3688-0-0x00007FFF289D0000-0x00007FFF289E0000-memory.dmp

memory/3688-35-0x00007FFF68950000-0x00007FFF68B45000-memory.dmp