Malware Analysis Report

2025-03-15 05:23

Sample ID 240628-1y82matbqe
Target c1d81e5a7f22bb2dc1d06417ee0d12127956e61003c397881d908bdb23ee61fa
SHA256 c1d81e5a7f22bb2dc1d06417ee0d12127956e61003c397881d908bdb23ee61fa
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

c1d81e5a7f22bb2dc1d06417ee0d12127956e61003c397881d908bdb23ee61fa

Threat Level: Likely malicious

The file c1d81e5a7f22bb2dc1d06417ee0d12127956e61003c397881d908bdb23ee61fa 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 22:04

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 22:04

Reported

2024-06-28 22:05

Platform

win7-20240508-en

Max time kernel

45s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\c1d81e5a7f22bb2dc1d06417ee0d12127956e61003c397881d908bdb23ee61fa.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 (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\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-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\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 created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\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-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\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-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" 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\c1d81e5a7f22bb2dc1d06417ee0d12127956e61003c397881d908bdb23ee61fa.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/2256-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2256-1-0x00000000725FD000-0x0000000072608000-memory.dmp

memory/2256-26-0x00000000060F0000-0x00000000061F0000-memory.dmp

memory/2256-63-0x00000000060F0000-0x00000000061F0000-memory.dmp

memory/2256-65-0x00000000060F0000-0x00000000061F0000-memory.dmp

memory/2256-64-0x00000000060F0000-0x00000000061F0000-memory.dmp

memory/2256-66-0x00000000060F0000-0x00000000061F0000-memory.dmp

memory/2256-67-0x00000000725FD000-0x0000000072608000-memory.dmp

memory/2256-68-0x00000000060F0000-0x00000000061F0000-memory.dmp

memory/2256-69-0x00000000060F0000-0x00000000061F0000-memory.dmp

memory/2256-70-0x00000000060F0000-0x00000000061F0000-memory.dmp

memory/2256-71-0x00000000060F0000-0x00000000061F0000-memory.dmp

memory/2256-72-0x00000000060F0000-0x00000000061F0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 22:04

Reported

2024-06-28 22:05

Platform

win10v2004-20240508-en

Max time kernel

46s

Max time network

35s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c1d81e5a7f22bb2dc1d06417ee0d12127956e61003c397881d908bdb23ee61fa.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\c1d81e5a7f22bb2dc1d06417ee0d12127956e61003c397881d908bdb23ee61fa.xlsm"

Network

Country Destination Domain Proto
US 8.8.8.8:53 roaming.officeapps.live.com udp
NL 52.109.89.19:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 240.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.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 19.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 145.83.221.88.in-addr.arpa udp
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 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 14.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 18.64.125.162.in-addr.arpa udp
US 8.8.8.8:53 26.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

memory/3760-1-0x00007FF811BAD000-0x00007FF811BAE000-memory.dmp

memory/3760-5-0x00007FF7D1B90000-0x00007FF7D1BA0000-memory.dmp

memory/3760-3-0x00007FF7D1B90000-0x00007FF7D1BA0000-memory.dmp

memory/3760-7-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-8-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-6-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-9-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-10-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-12-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-13-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-11-0x00007FF7CF6E0000-0x00007FF7CF6F0000-memory.dmp

memory/3760-4-0x00007FF7D1B90000-0x00007FF7D1BA0000-memory.dmp

memory/3760-2-0x00007FF7D1B90000-0x00007FF7D1BA0000-memory.dmp

memory/3760-14-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-15-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-0-0x00007FF7D1B90000-0x00007FF7D1BA0000-memory.dmp

memory/3760-16-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-18-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-19-0x00007FF7CF6E0000-0x00007FF7CF6F0000-memory.dmp

memory/3760-17-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-75-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-158-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-159-0x00007FF811BAD000-0x00007FF811BAE000-memory.dmp

memory/3760-160-0x00007FF811B10000-0x00007FF811D05000-memory.dmp

memory/3760-161-0x00007FF811B10000-0x00007FF811D05000-memory.dmp