Malware Analysis Report

2024-10-16 02:52

Sample ID 240622-b5ry9a1gkf
Target eef0596335d49e18109754955a5eae8fabd4b6324ed4c7a16c04a873548db968.xls
SHA256 eef0596335d49e18109754955a5eae8fabd4b6324ed4c7a16c04a873548db968
Tags
macro macro_on_action
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

eef0596335d49e18109754955a5eae8fabd4b6324ed4c7a16c04a873548db968

Threat Level: Likely malicious

The file eef0596335d49e18109754955a5eae8fabd4b6324ed4c7a16c04a873548db968.xls was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action

Suspicious Office macro

Office macro that triggers on suspicious action

Office loads VBA resources, possible macro or embedded object present

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-22 01:43

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-22 01:43

Reported

2024-06-22 01:46

Platform

win7-20231129-en

Max time kernel

144s

Max time network

121s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\eef0596335d49e18109754955a5eae8fabd4b6324ed4c7a16c04a873548db968.xls

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-1-5-21-3627615824-4061627003-3019543961-1000\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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\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-1-5-21-3627615824-4061627003-3019543961-1000\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-1-5-21-3627615824-4061627003-3019543961-1000\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-1-5-21-3627615824-4061627003-3019543961-1000\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\eef0596335d49e18109754955a5eae8fabd4b6324ed4c7a16c04a873548db968.xls

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.busyestinglsv.site udp

Files

memory/1068-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1068-1-0x0000000071D8D000-0x0000000071D98000-memory.dmp

memory/1068-2-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-3-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-4-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-7-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-8-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-6-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-5-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-9-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-10-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-17-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-27-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-25-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-28-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-26-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-24-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-23-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-22-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-21-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-19-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-18-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-46-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-16-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-15-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-33-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-38-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-52-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-51-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-50-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-49-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-48-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-47-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-45-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-44-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-43-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-42-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-41-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-40-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-39-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-37-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-36-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-35-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-34-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-32-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-31-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-30-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-29-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-14-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-13-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-12-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-11-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/1068-53-0x0000000071D8D000-0x0000000071D98000-memory.dmp

memory/1068-54-0x00000000005B0000-0x00000000006B0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 01:43

Reported

2024-06-22 01:46

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

141s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\eef0596335d49e18109754955a5eae8fabd4b6324ed4c7a16c04a873548db968.xls"

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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
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\eef0596335d49e18109754955a5eae8fabd4b6324ed4c7a16c04a873548db968.xls"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3964,i,6522675234395427298,2952738987384583032,262144 --variations-seed-version --mojo-platform-channel-handle=2812 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
US 8.8.8.8:53 76.234.34.23.in-addr.arpa udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
FR 52.109.68.129:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 www.busyestinglsv.site udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 129.68.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 4.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 31.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 199.232.210.172:80 tcp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp

Files

memory/3884-1-0x00007FFD5F36D000-0x00007FFD5F36E000-memory.dmp

memory/3884-0-0x00007FFD1F350000-0x00007FFD1F360000-memory.dmp

memory/3884-3-0x00007FFD1F350000-0x00007FFD1F360000-memory.dmp

memory/3884-2-0x00007FFD1F350000-0x00007FFD1F360000-memory.dmp

memory/3884-6-0x00007FFD1F350000-0x00007FFD1F360000-memory.dmp

memory/3884-5-0x00007FFD1F350000-0x00007FFD1F360000-memory.dmp

memory/3884-7-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-4-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-11-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-12-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-14-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-15-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-16-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-17-0x00007FFD1CDA0000-0x00007FFD1CDB0000-memory.dmp

memory/3884-13-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-10-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-9-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-8-0x00007FFD1CDA0000-0x00007FFD1CDB0000-memory.dmp

memory/3884-64-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-89-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp

memory/3884-90-0x00007FFD5F36D000-0x00007FFD5F36E000-memory.dmp

memory/3884-91-0x00007FFD5F2D0000-0x00007FFD5F4C5000-memory.dmp