Malware Analysis Report

2025-01-22 19:14

Sample ID 240720-139hysxflg
Target bc6fc398389f90dc1093c5a56338170c09e6d9ef70f5683b383bf64e21a657e9
SHA256 bc6fc398389f90dc1093c5a56338170c09e6d9ef70f5683b383bf64e21a657e9
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

bc6fc398389f90dc1093c5a56338170c09e6d9ef70f5683b383bf64e21a657e9

Threat Level: Likely malicious

The file bc6fc398389f90dc1093c5a56338170c09e6d9ef70f5683b383bf64e21a657e9 was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action

Office macro that triggers on suspicious action

Suspicious Office macro

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-20 22:11

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

2024-07-20 22:11

Reported

2024-07-20 22:12

Platform

win7-20240708-en

Max time kernel

23s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\bc6fc398389f90dc1093c5a56338170c09e6d9ef70f5683b383bf64e21a657e9.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

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\bc6fc398389f90dc1093c5a56338170c09e6d9ef70f5683b383bf64e21a657e9.xls

Network

N/A

Files

memory/2328-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2328-1-0x0000000072C5D000-0x0000000072C68000-memory.dmp

memory/2328-8-0x0000000006B70000-0x0000000006C70000-memory.dmp

memory/2328-9-0x0000000072C5D000-0x0000000072C68000-memory.dmp

memory/2328-10-0x0000000006B70000-0x0000000006C70000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-20 22:11

Reported

2024-07-20 22:12

Platform

win10v2004-20240709-en

Max time kernel

46s

Max time network

38s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\bc6fc398389f90dc1093c5a56338170c09e6d9ef70f5683b383bf64e21a657e9.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

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\bc6fc398389f90dc1093c5a56338170c09e6d9ef70f5683b383bf64e21a657e9.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 240.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
GB 52.109.28.47:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 21.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.65.42.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/4900-0-0x00007FF953750000-0x00007FF953760000-memory.dmp

memory/4900-3-0x00007FF953750000-0x00007FF953760000-memory.dmp

memory/4900-2-0x00007FF953750000-0x00007FF953760000-memory.dmp

memory/4900-1-0x00007FF953750000-0x00007FF953760000-memory.dmp

memory/4900-4-0x00007FF953750000-0x00007FF953760000-memory.dmp

memory/4900-5-0x00007FF99376D000-0x00007FF99376E000-memory.dmp

memory/4900-6-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-9-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-10-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-8-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-7-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-12-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-13-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-11-0x00007FF950DF0000-0x00007FF950E00000-memory.dmp

memory/4900-14-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-15-0x00007FF950DF0000-0x00007FF950E00000-memory.dmp

memory/4900-30-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-32-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-33-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-31-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

MD5 8160c55b7341b6cd1d7e64783ee950e9
SHA1 604e1907ab60461681e002976ede3a1157580915
SHA256 47b3f120441fcb90b88188098cc15065cebf3d8ac1795b4a673a2d1564ed1c11
SHA512 c6d763821134342742ffbfb18b13f5aaca8121717c23e0e6ed38f03405ebc3dde7027776d599d0bb6e5cbeaa0a4ab3f49e21604bc157e5205021b10563777e0c

memory/4900-45-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-46-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp

memory/4900-47-0x00007FF9936D0000-0x00007FF9938C5000-memory.dmp