Malware Analysis Report

2025-01-22 15:50

Sample ID 231222-plcxwaccc6
Target 8bdb3e71f3a863e181a017098aac33b4
SHA256 e0fc338c807723c411e3aca11f766e44da5e2606e5f325c5457435a2f0a55ed1
Tags
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

e0fc338c807723c411e3aca11f766e44da5e2606e5f325c5457435a2f0a55ed1

Threat Level: Known bad

The file 8bdb3e71f3a863e181a017098aac33b4 was found to be: Known bad.

Malicious Activity Summary

xlm

Process spawned unexpected child process

Process spawned suspicious child process

Modifies Internet Explorer settings

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-22 12:24

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-22 12:24

Reported

2023-12-23 15:12

Platform

win7-20231215-en

Max time kernel

0s

Max time network

121s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\8bdb3e71f3a863e181a017098aac33b4.xlsm

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

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\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-1-5-21-3601492379-692465709-652514833-1000\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
Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" 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\8bdb3e71f3a863e181a017098aac33b4.xlsm

C:\Windows\SysWOW64\wscript.exe

wscript C:\zer\spp.vbs

Network

Country Destination Domain Proto
NL 46.17.98.187:80 tcp
NL 46.17.98.187:80 tcp
US 8.8.8.8:53 google.com udp
GB 172.217.169.78:80 google.com tcp

Files

memory/1728-1-0x000000007278D000-0x0000000072798000-memory.dmp

memory/1728-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1728-2-0x000000007278D000-0x0000000072798000-memory.dmp

memory/1728-5-0x000000007278D000-0x0000000072798000-memory.dmp

memory/1728-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-22 12:24

Reported

2023-12-23 15:12

Platform

win10v2004-20231215-en

Max time kernel

1s

Max time network

120s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\8bdb3e71f3a863e181a017098aac33b4.xlsm"

Signatures

Process spawned suspicious 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:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.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

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\8bdb3e71f3a863e181a017098aac33b4.xlsm"

C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE

"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 3604

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 3604

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 149.177.190.20.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 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.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 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
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 8.8.8.8:53 udp

Files

memory/4636-4-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-7-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-11-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-13-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-14-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-16-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-18-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-20-0x00007FF982D10000-0x00007FF982D20000-memory.dmp

memory/4636-21-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-19-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-17-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-15-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-12-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-10-0x00007FF982D10000-0x00007FF982D20000-memory.dmp

memory/4636-9-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-8-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-5-0x00007FF985570000-0x00007FF985580000-memory.dmp

memory/4636-6-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-3-0x00007FF985570000-0x00007FF985580000-memory.dmp

memory/4636-2-0x00007FF985570000-0x00007FF985580000-memory.dmp

memory/4636-1-0x00007FF985570000-0x00007FF985580000-memory.dmp

memory/4636-0-0x00007FF985570000-0x00007FF985580000-memory.dmp

memory/3668-25-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-27-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-32-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-31-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-30-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-28-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/4636-37-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-41-0x00007FF985570000-0x00007FF985580000-memory.dmp

memory/3668-47-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-46-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-45-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-44-0x00007FF985570000-0x00007FF985580000-memory.dmp

memory/3668-43-0x00007FF9C54F0000-0x00007FF9C56E5000-memory.dmp

memory/3668-42-0x00007FF985570000-0x00007FF985580000-memory.dmp

memory/3668-40-0x00007FF985570000-0x00007FF985580000-memory.dmp