Malware Analysis Report

2025-01-22 12:21

Sample ID 240625-zy1vkswckj
Target 83bd884794414b6cdbdb48b621e827a663e3595130abba1764c991a76cf75024
SHA256 83bd884794414b6cdbdb48b621e827a663e3595130abba1764c991a76cf75024
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

83bd884794414b6cdbdb48b621e827a663e3595130abba1764c991a76cf75024

Threat Level: Likely malicious

The file 83bd884794414b6cdbdb48b621e827a663e3595130abba1764c991a76cf75024 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

2024-06-25 21:08

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-25 21:08

Reported

2024-06-25 21:09

Platform

win7-20240221-en

Max time kernel

42s

Max time network

17s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\83bd884794414b6cdbdb48b621e827a663e3595130abba1764c991a76cf75024.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
Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\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-1-5-21-1298544033-3225604241-2703760938-1000\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-1-5-21-1298544033-3225604241-2703760938-1000\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-1-5-21-1298544033-3225604241-2703760938-1000\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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" 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\83bd884794414b6cdbdb48b621e827a663e3595130abba1764c991a76cf75024.xlsm

Network

Country Destination Domain Proto
US 8.8.8.8:53 docs.google.com udp
GB 142.250.187.206:443 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/2208-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2208-1-0x00000000724BD000-0x00000000724C8000-memory.dmp

memory/2208-26-0x0000000006090000-0x0000000006190000-memory.dmp

memory/2208-65-0x0000000006090000-0x0000000006190000-memory.dmp

memory/2208-62-0x0000000006090000-0x0000000006190000-memory.dmp

memory/2208-40-0x0000000006090000-0x0000000006190000-memory.dmp

memory/2208-66-0x0000000006090000-0x0000000006190000-memory.dmp

memory/2208-67-0x00000000724BD000-0x00000000724C8000-memory.dmp

memory/2208-68-0x0000000006090000-0x0000000006190000-memory.dmp

memory/2208-69-0x0000000006090000-0x0000000006190000-memory.dmp

memory/2208-70-0x0000000006090000-0x0000000006190000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-25 21:08

Reported

2024-06-25 21:09

Platform

win10v2004-20240226-en

Max time kernel

49s

Max time network

55s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\83bd884794414b6cdbdb48b621e827a663e3595130abba1764c991a76cf75024.xlsm"

Signatures

Checks processor information in registry

Description Indicator Process Target
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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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\83bd884794414b6cdbdb48b621e827a663e3595130abba1764c991a76cf75024.xlsm"

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 --no-appcompat-clear --mojo-platform-channel-handle=4268 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 101.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 docs.google.com udp
GB 142.250.187.206:443 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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 26.178.89.13.in-addr.arpa udp
US 8.8.8.8:53 159.113.53.23.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 21.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 142.250.179.234:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 pki.goog udp
US 8.8.8.8:53 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 i.pki.goog udp
US 8.8.8.8:53 i.pki.goog udp
GB 142.250.200.3:80 i.pki.goog tcp
US 8.8.8.8:53 234.179.250.142.in-addr.arpa udp
US 8.8.8.8:53 29.32.239.216.in-addr.arpa udp
US 8.8.8.8:53 3.200.250.142.in-addr.arpa udp

Files

memory/1372-0-0x00007FFCC7D90000-0x00007FFCC7DA0000-memory.dmp

memory/1372-2-0x00007FFCC7D90000-0x00007FFCC7DA0000-memory.dmp

memory/1372-1-0x00007FFD07DAD000-0x00007FFD07DAE000-memory.dmp

memory/1372-3-0x00007FFCC7D90000-0x00007FFCC7DA0000-memory.dmp

memory/1372-5-0x00007FFCC7D90000-0x00007FFCC7DA0000-memory.dmp

memory/1372-4-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-6-0x00007FFCC7D90000-0x00007FFCC7DA0000-memory.dmp

memory/1372-8-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-7-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-10-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-11-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-12-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-13-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-15-0x00007FFCC5530000-0x00007FFCC5540000-memory.dmp

memory/1372-16-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-14-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-9-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-17-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-18-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-20-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-19-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-21-0x00007FFCC5530000-0x00007FFCC5540000-memory.dmp

memory/1372-72-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-154-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-157-0x00007FFD07DAD000-0x00007FFD07DAE000-memory.dmp

memory/1372-158-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-159-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp

memory/1372-160-0x00007FFD07D10000-0x00007FFD07F05000-memory.dmp