Malware Analysis Report

2025-01-22 12:10

Sample ID 240531-ca921sah7z
Target fd58a49be293c7db96290354b0b2f38dd29f75c2a9d703c3bf2df5fe5e729578
SHA256 fd58a49be293c7db96290354b0b2f38dd29f75c2a9d703c3bf2df5fe5e729578
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

fd58a49be293c7db96290354b0b2f38dd29f75c2a9d703c3bf2df5fe5e729578

Threat Level: Likely malicious

The file fd58a49be293c7db96290354b0b2f38dd29f75c2a9d703c3bf2df5fe5e729578 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

2024-05-31 01:53

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-31 01:53

Reported

2024-05-31 01:54

Platform

win7-20240221-en

Max time kernel

45s

Max time network

17s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\fd58a49be293c7db96290354b0b2f38dd29f75c2a9d703c3bf2df5fe5e729578.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
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\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-1-5-21-2297530677-1229052932-2803917579-1000\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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\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\fd58a49be293c7db96290354b0b2f38dd29f75c2a9d703c3bf2df5fe5e729578.xlsm

Network

Country Destination Domain Proto
US 8.8.8.8:53 docs.google.com udp
GB 142.250.200.14:443 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/2292-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2292-1-0x000000007254D000-0x0000000072558000-memory.dmp

memory/2292-26-0x0000000006770000-0x0000000006870000-memory.dmp

memory/2292-65-0x0000000006770000-0x0000000006870000-memory.dmp

memory/2292-64-0x0000000006770000-0x0000000006870000-memory.dmp

memory/2292-51-0x0000000006770000-0x0000000006870000-memory.dmp

memory/2292-66-0x0000000006770000-0x0000000006870000-memory.dmp

memory/2292-67-0x000000007254D000-0x0000000072558000-memory.dmp

memory/2292-68-0x0000000006770000-0x0000000006870000-memory.dmp

memory/2292-69-0x0000000006770000-0x0000000006870000-memory.dmp

memory/2292-70-0x0000000006770000-0x0000000006870000-memory.dmp

memory/2292-71-0x0000000006770000-0x0000000006870000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 01:53

Reported

2024-05-31 01:54

Platform

win10v2004-20240426-en

Max time kernel

46s

Max time network

36s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\fd58a49be293c7db96290354b0b2f38dd29f75c2a9d703c3bf2df5fe5e729578.xlsm"

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\fd58a49be293c7db96290354b0b2f38dd29f75c2a9d703c3bf2df5fe5e729578.xlsm"

Network

Country Destination Domain Proto
US 8.8.8.8:53 roaming.officeapps.live.com udp
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 243.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.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 142.250.200.14:443 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 14.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 18.64.125.162.in-addr.arpa udp
US 8.8.8.8:53 2.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp

Files

memory/3648-0-0x00007FFE291D0000-0x00007FFE291E0000-memory.dmp

memory/3648-3-0x00007FFE291D0000-0x00007FFE291E0000-memory.dmp

memory/3648-2-0x00007FFE291D0000-0x00007FFE291E0000-memory.dmp

memory/3648-4-0x00007FFE291D0000-0x00007FFE291E0000-memory.dmp

memory/3648-1-0x00007FFE291D0000-0x00007FFE291E0000-memory.dmp

memory/3648-7-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-6-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-5-0x00007FFE691ED000-0x00007FFE691EE000-memory.dmp

memory/3648-9-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-10-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-11-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-12-0x00007FFE26870000-0x00007FFE26880000-memory.dmp

memory/3648-13-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-8-0x00007FFE26870000-0x00007FFE26880000-memory.dmp

memory/3648-14-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-18-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-20-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-19-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-17-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-16-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-15-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-76-0x00007FFE69150000-0x00007FFE69345000-memory.dmp

memory/3648-159-0x00007FFE69150000-0x00007FFE69345000-memory.dmp