Malware Analysis Report

2025-03-15 05:41

Sample ID 240628-1cyc1awamm
Target 4b6d77371a886940afd2569ac7636589e6bb35be7399ad0f4db62ac64797fa85
SHA256 4b6d77371a886940afd2569ac7636589e6bb35be7399ad0f4db62ac64797fa85
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

4b6d77371a886940afd2569ac7636589e6bb35be7399ad0f4db62ac64797fa85

Threat Level: Likely malicious

The file 4b6d77371a886940afd2569ac7636589e6bb35be7399ad0f4db62ac64797fa85 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 21:30

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 21:30

Reported

2024-06-28 21:32

Platform

win7-20240508-en

Max time kernel

42s

Max time network

21s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\4b6d77371a886940afd2569ac7636589e6bb35be7399ad0f4db62ac64797fa85.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-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\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-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\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-1-5-21-268080393-3149932598-1824759070-1000\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-1-5-21-268080393-3149932598-1824759070-1000\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-1-5-21-268080393-3149932598-1824759070-1000\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-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" 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\4b6d77371a886940afd2569ac7636589e6bb35be7399ad0f4db62ac64797fa85.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/1972-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1972-1-0x000000007264D000-0x0000000072658000-memory.dmp

memory/1972-26-0x0000000006150000-0x0000000006250000-memory.dmp

memory/1972-63-0x0000000006150000-0x0000000006250000-memory.dmp

memory/1972-64-0x0000000006150000-0x0000000006250000-memory.dmp

memory/1972-65-0x0000000006150000-0x0000000006250000-memory.dmp

memory/1972-66-0x0000000006150000-0x0000000006250000-memory.dmp

memory/1972-67-0x000000007264D000-0x0000000072658000-memory.dmp

memory/1972-68-0x0000000006150000-0x0000000006250000-memory.dmp

memory/1972-69-0x0000000006150000-0x0000000006250000-memory.dmp

memory/1972-70-0x0000000006150000-0x0000000006250000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 21:30

Reported

2024-06-28 21:32

Platform

win10v2004-20240508-en

Max time kernel

47s

Max time network

47s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4b6d77371a886940afd2569ac7636589e6bb35be7399ad0f4db62ac64797fa85.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\4b6d77371a886940afd2569ac7636589e6bb35be7399ad0f4db62ac64797fa85.xlsm"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 168.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 243.76.109.52.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 14.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 18.64.125.162.in-addr.arpa udp
US 8.8.8.8:53 23.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

memory/2380-0-0x00007FFA4F670000-0x00007FFA4F680000-memory.dmp

memory/2380-1-0x00007FFA8F68D000-0x00007FFA8F68E000-memory.dmp

memory/2380-3-0x00007FFA4F670000-0x00007FFA4F680000-memory.dmp

memory/2380-4-0x00007FFA4F670000-0x00007FFA4F680000-memory.dmp

memory/2380-6-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-10-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-9-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-11-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-8-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-12-0x00007FFA4CE60000-0x00007FFA4CE70000-memory.dmp

memory/2380-7-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-13-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-5-0x00007FFA4F670000-0x00007FFA4F680000-memory.dmp

memory/2380-2-0x00007FFA4F670000-0x00007FFA4F680000-memory.dmp

memory/2380-14-0x00007FFA4CE60000-0x00007FFA4CE70000-memory.dmp

memory/2380-15-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-17-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-16-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-18-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-21-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-20-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-19-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-75-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-158-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-159-0x00007FFA8F68D000-0x00007FFA8F68E000-memory.dmp

memory/2380-160-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp

memory/2380-161-0x00007FFA8F5F0000-0x00007FFA8F7E5000-memory.dmp