Malware Analysis Report

2025-01-22 19:08

Sample ID 240721-zxmxbsxbjp
Target b6ab6c463e83a50d496d5997d5b7b6a7bd6afb16e95b0baf3f0cce650aeceb81
SHA256 b6ab6c463e83a50d496d5997d5b7b6a7bd6afb16e95b0baf3f0cce650aeceb81
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

b6ab6c463e83a50d496d5997d5b7b6a7bd6afb16e95b0baf3f0cce650aeceb81

Threat Level: Likely malicious

The file b6ab6c463e83a50d496d5997d5b7b6a7bd6afb16e95b0baf3f0cce650aeceb81 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

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-21 21:05

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

2024-07-21 21:05

Reported

2024-07-21 21:06

Platform

win7-20240705-en

Max time kernel

24s

Max time network

17s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\b6ab6c463e83a50d496d5997d5b7b6a7bd6afb16e95b0baf3f0cce650aeceb81.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\b6ab6c463e83a50d496d5997d5b7b6a7bd6afb16e95b0baf3f0cce650aeceb81.xls

Network

N/A

Files

memory/2548-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2548-1-0x0000000071DED000-0x0000000071DF8000-memory.dmp

memory/2548-3-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2548-4-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2548-2-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2548-5-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2548-8-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2548-9-0x0000000071DED000-0x0000000071DF8000-memory.dmp

memory/2548-10-0x0000000000630000-0x0000000000730000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-21 21:05

Reported

2024-07-21 21:07

Platform

win10v2004-20240709-en

Max time kernel

47s

Max time network

36s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b6ab6c463e83a50d496d5997d5b7b6a7bd6afb16e95b0baf3f0cce650aeceb81.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\b6ab6c463e83a50d496d5997d5b7b6a7bd6afb16e95b0baf3f0cce650aeceb81.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.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 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 27.178.89.13.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp

Files

memory/4292-0-0x00007FFD81D90000-0x00007FFD81DA0000-memory.dmp

memory/4292-2-0x00007FFD81D90000-0x00007FFD81DA0000-memory.dmp

memory/4292-1-0x00007FFD81D90000-0x00007FFD81DA0000-memory.dmp

memory/4292-4-0x00007FFD81D90000-0x00007FFD81DA0000-memory.dmp

memory/4292-3-0x00007FFDC1DAD000-0x00007FFDC1DAE000-memory.dmp

memory/4292-5-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-6-0x00007FFD81D90000-0x00007FFD81DA0000-memory.dmp

memory/4292-8-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-7-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-11-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-12-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-13-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-16-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-15-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-14-0x00007FFD7F7B0000-0x00007FFD7F7C0000-memory.dmp

memory/4292-18-0x00007FFD7F7B0000-0x00007FFD7F7C0000-memory.dmp

memory/4292-17-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-19-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-10-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-9-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-32-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-34-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

memory/4292-33-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp

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

MD5 da1a74476bf9008c05315df22756b2de
SHA1 8469604783dfc756e29a040fb3d85dc43df71916
SHA256 4a4df4699e540407939635da7ce8e1a111b6d048b65cffd9c11571e5a4cb1ee5
SHA512 4c54a8d2c85a3385df0ebc0083b89c96b22ef3faa3acf64ea68c99793b76b43aed4acec68c75bd7dda787980903108416190fff18a2f72d459f6c7eb242d3078

memory/4292-48-0x00007FFDC1D10000-0x00007FFDC1F05000-memory.dmp