Malware Analysis Report

2024-10-16 02:52

Sample ID 240623-1b7kaasfpb
Target eb8af5d546fbb56771e69a33d0f71e6d166d6552c185f46aafef4b37825ee349
SHA256 eb8af5d546fbb56771e69a33d0f71e6d166d6552c185f46aafef4b37825ee349
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

eb8af5d546fbb56771e69a33d0f71e6d166d6552c185f46aafef4b37825ee349

Threat Level: Likely malicious

The file eb8af5d546fbb56771e69a33d0f71e6d166d6552c185f46aafef4b37825ee349 was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action

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

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-23 21:29

Signatures

Office macro that triggers on suspicious action

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-23 21:29

Reported

2024-06-23 21:30

Platform

win7-20240611-en

Max time kernel

33s

Max time network

19s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\eb8af5d546fbb56771e69a33d0f71e6d166d6552c185f46aafef4b37825ee349.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-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\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
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\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
Set value (int) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel 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\eb8af5d546fbb56771e69a33d0f71e6d166d6552c185f46aafef4b37825ee349.xls

Network

N/A

Files

memory/2984-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2984-1-0x0000000072AFD000-0x0000000072B08000-memory.dmp

memory/2984-2-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-8-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-11-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-12-0x0000000006BC0000-0x0000000006CC0000-memory.dmp

memory/2984-10-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-9-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-7-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-6-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-5-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-4-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-3-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-14-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-18-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-24-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-27-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-13-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-34-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-33-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-32-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-30-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-29-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-28-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-26-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-25-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-22-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-21-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-20-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-19-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-17-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-16-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-15-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-31-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2984-35-0x0000000072AFD000-0x0000000072B08000-memory.dmp

memory/2984-36-0x0000000000630000-0x0000000000730000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 21:29

Reported

2024-06-23 21:30

Platform

win10v2004-20240611-en

Max time kernel

35s

Max time network

36s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\eb8af5d546fbb56771e69a33d0f71e6d166d6552c185f46aafef4b37825ee349.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\eb8af5d546fbb56771e69a33d0f71e6d166d6552c185f46aafef4b37825ee349.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
FR 52.109.68.129:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 18.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 129.68.109.52.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 11.179.89.13.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp

Files

memory/1292-4-0x00007FFD0CC6D000-0x00007FFD0CC6E000-memory.dmp

memory/1292-3-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

memory/1292-2-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

memory/1292-1-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

memory/1292-0-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

memory/1292-5-0x00007FFCCCC50000-0x00007FFCCCC60000-memory.dmp

memory/1292-8-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-7-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-6-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-9-0x00007FFCCA5C0000-0x00007FFCCA5D0000-memory.dmp

memory/1292-10-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-11-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-14-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-13-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-12-0x00007FFCCA5C0000-0x00007FFCCA5D0000-memory.dmp

memory/1292-16-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-18-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-19-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-17-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-15-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-40-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-41-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp

memory/1292-80-0x00007FFD0CBD0000-0x00007FFD0CDC5000-memory.dmp