Malware Analysis Report

2025-03-15 05:41

Sample ID 240628-1a9cgsvhqp
Target 540be1cf399466c622e7c5c46d3b109481c52243d9f9eaaecc4388ceeb616285
SHA256 540be1cf399466c622e7c5c46d3b109481c52243d9f9eaaecc4388ceeb616285
Tags
macro
score
8/10

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
8/10

SHA256

540be1cf399466c622e7c5c46d3b109481c52243d9f9eaaecc4388ceeb616285

Threat Level: Likely malicious

The file 540be1cf399466c622e7c5c46d3b109481c52243d9f9eaaecc4388ceeb616285 was found to be: Likely malicious.

Malicious Activity Summary

macro

Suspicious Office macro

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-28 21:27

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-28 21:27

Reported

2024-06-28 21:29

Platform

win7-20240419-en

Max time kernel

48s

Max time network

21s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\540be1cf399466c622e7c5c46d3b109481c52243d9f9eaaecc4388ceeb616285.xlsm

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
Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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 (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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 created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel 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

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\540be1cf399466c622e7c5c46d3b109481c52243d9f9eaaecc4388ceeb616285.xlsm

Network

Country Destination Domain Proto
US 8.8.8.8:53 docs.google.com udp
GB 142.250.200.14:443 docs.google.com tcp
US 8.8.8.8:53 www.dropbox.com udp
GB 162.125.64.18:443 www.dropbox.com tcp
GB 162.125.64.18:443 www.dropbox.com tcp

Files

memory/1916-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1916-1-0x000000007283D000-0x0000000072848000-memory.dmp

memory/1916-26-0x0000000006170000-0x0000000006270000-memory.dmp

memory/1916-39-0x0000000006170000-0x0000000006270000-memory.dmp

memory/1916-41-0x0000000006170000-0x0000000006270000-memory.dmp

memory/1916-65-0x0000000006170000-0x0000000006270000-memory.dmp

memory/1916-66-0x0000000006170000-0x0000000006270000-memory.dmp

memory/1916-67-0x000000007283D000-0x0000000072848000-memory.dmp

memory/1916-68-0x0000000006170000-0x0000000006270000-memory.dmp

memory/1916-69-0x0000000006170000-0x0000000006270000-memory.dmp

memory/1916-70-0x0000000006170000-0x0000000006270000-memory.dmp

memory/1916-71-0x0000000006170000-0x0000000006270000-memory.dmp

memory/1916-72-0x0000000006170000-0x0000000006270000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 21:27

Reported

2024-06-28 21:29

Platform

win10v2004-20240508-en

Max time kernel

47s

Max time network

36s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\540be1cf399466c622e7c5c46d3b109481c52243d9f9eaaecc4388ceeb616285.xlsm"

Signatures

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\EXCEL.EXE N/A
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

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

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\540be1cf399466c622e7c5c46d3b109481c52243d9f9eaaecc4388ceeb616285.xlsm"

Network

Country Destination Domain Proto
US 8.8.8.8:53 roaming.officeapps.live.com udp
FR 52.109.68.129:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 240.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 114.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 129.68.109.52.in-addr.arpa udp
US 8.8.8.8:53 docs.google.com udp
GB 142.250.200.14:443 docs.google.com tcp
US 8.8.8.8:53 www.dropbox.com udp
GB 162.125.64.18:443 www.dropbox.com tcp
US 8.8.8.8:53 18.64.125.162.in-addr.arpa udp
US 8.8.8.8:53 14.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 168.117.168.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 95.12.20.2.in-addr.arpa udp

Files

memory/2044-0-0x00007FFF98550000-0x00007FFF98560000-memory.dmp

memory/2044-2-0x00007FFF98550000-0x00007FFF98560000-memory.dmp

memory/2044-1-0x00007FFF98550000-0x00007FFF98560000-memory.dmp

memory/2044-3-0x00007FFF98550000-0x00007FFF98560000-memory.dmp

memory/2044-4-0x00007FFFD856D000-0x00007FFFD856E000-memory.dmp

memory/2044-6-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-5-0x00007FFF98550000-0x00007FFF98560000-memory.dmp

memory/2044-8-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-7-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-10-0x00007FFF96100000-0x00007FFF96110000-memory.dmp

memory/2044-12-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-13-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-11-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-9-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-14-0x00007FFF96100000-0x00007FFF96110000-memory.dmp

memory/2044-17-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-22-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-21-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-20-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-19-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-18-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-16-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-15-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-76-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

memory/2044-159-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp