Malware Analysis Report

2024-10-24 17:09

Sample ID 240909-1gh4watcne
Target f9b115ae9e869f5ef8b5339f7662f8de0f1853a701de9b692130c7e5d8c0accc
SHA256 f9b115ae9e869f5ef8b5339f7662f8de0f1853a701de9b692130c7e5d8c0accc
Tags
discovery xlm
score
10/10

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
10/10

SHA256

f9b115ae9e869f5ef8b5339f7662f8de0f1853a701de9b692130c7e5d8c0accc

Threat Level: Known bad

The file f9b115ae9e869f5ef8b5339f7662f8de0f1853a701de9b692130c7e5d8c0accc was found to be: Known bad.

Malicious Activity Summary

discovery xlm

System Location Discovery: System Language Discovery

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-09 21:37

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-09 21:37

Reported

2024-09-09 21:38

Platform

win7-20240903-en

Max time kernel

16s

Max time network

18s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\f9b115ae9e869f5ef8b5339f7662f8de0f1853a701de9b692130c7e5d8c0accc.xlsx

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

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\f9b115ae9e869f5ef8b5339f7662f8de0f1853a701de9b692130c7e5d8c0accc.xlsx

Network

N/A

Files

memory/2552-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2552-1-0x0000000071DBD000-0x0000000071DC8000-memory.dmp

memory/2552-3-0x0000000071DBD000-0x0000000071DC8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-09 21:37

Reported

2024-09-09 21:38

Platform

win10v2004-20240802-en

Max time kernel

58s

Max time network

62s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\f9b115ae9e869f5ef8b5339f7662f8de0f1853a701de9b692130c7e5d8c0accc.xlsx"

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 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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS 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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
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\f9b115ae9e869f5ef8b5339f7662f8de0f1853a701de9b692130c7e5d8c0accc.xlsx"

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 roaming.officeapps.live.com udp
GB 52.109.28.47:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 35.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 27.178.89.13.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp

Files

memory/572-1-0x00007FFA4DE8D000-0x00007FFA4DE8E000-memory.dmp

memory/572-0-0x00007FFA0DE70000-0x00007FFA0DE80000-memory.dmp

memory/572-3-0x00007FFA0DE70000-0x00007FFA0DE80000-memory.dmp

memory/572-4-0x00007FFA0DE70000-0x00007FFA0DE80000-memory.dmp

memory/572-6-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-9-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-8-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-12-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-11-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-13-0x00007FFA0B510000-0x00007FFA0B520000-memory.dmp

memory/572-10-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-14-0x00007FFA0B510000-0x00007FFA0B520000-memory.dmp

memory/572-7-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-18-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-19-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-17-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-16-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-15-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-5-0x00007FFA0DE70000-0x00007FFA0DE80000-memory.dmp

memory/572-2-0x00007FFA0DE70000-0x00007FFA0DE80000-memory.dmp

memory/572-33-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp

memory/572-34-0x00007FFA4DE8D000-0x00007FFA4DE8E000-memory.dmp

memory/572-35-0x00007FFA4DDF0000-0x00007FFA4DFE5000-memory.dmp