Malware Analysis Report

2024-10-24 17:09

Sample ID 240909-1bdl7staja
Target c05fc0a3bc5d6f17aa4993862d18fefc210b6c6e46ea07e6f2645e5056e50c2e
SHA256 c05fc0a3bc5d6f17aa4993862d18fefc210b6c6e46ea07e6f2645e5056e50c2e
Tags
xlm discovery
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

c05fc0a3bc5d6f17aa4993862d18fefc210b6c6e46ea07e6f2645e5056e50c2e

Threat Level: Known bad

The file c05fc0a3bc5d6f17aa4993862d18fefc210b6c6e46ea07e6f2645e5056e50c2e was found to be: Known bad.

Malicious Activity Summary

xlm discovery

System Location Discovery: System Language Discovery

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

2024-09-09 21:28

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-09 21:28

Reported

2024-09-09 21:29

Platform

win7-20240903-en

Max time kernel

16s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\c05fc0a3bc5d6f17aa4993862d18fefc210b6c6e46ea07e6f2645e5056e50c2e.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\c05fc0a3bc5d6f17aa4993862d18fefc210b6c6e46ea07e6f2645e5056e50c2e.xlsx

Network

N/A

Files

memory/2436-1-0x000000007238D000-0x0000000072398000-memory.dmp

memory/2436-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2436-3-0x000000007238D000-0x0000000072398000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-09 21:28

Reported

2024-09-09 21:29

Platform

win10v2004-20240802-en

Max time kernel

56s

Max time network

59s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c05fc0a3bc5d6f17aa4993862d18fefc210b6c6e46ea07e6f2645e5056e50c2e.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 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\c05fc0a3bc5d6f17aa4993862d18fefc210b6c6e46ea07e6f2645e5056e50c2e.xlsx"

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 18.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.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 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 129.68.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 10.73.50.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp

Files

memory/5020-1-0x00007FFD1E78D000-0x00007FFD1E78E000-memory.dmp

memory/5020-4-0x00007FFCDE770000-0x00007FFCDE780000-memory.dmp

memory/5020-3-0x00007FFCDE770000-0x00007FFCDE780000-memory.dmp

memory/5020-2-0x00007FFCDE770000-0x00007FFCDE780000-memory.dmp

memory/5020-0-0x00007FFCDE770000-0x00007FFCDE780000-memory.dmp

memory/5020-5-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-6-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-7-0x00007FFCDE770000-0x00007FFCDE780000-memory.dmp

memory/5020-10-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-11-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-14-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-13-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-12-0x00007FFCDC710000-0x00007FFCDC720000-memory.dmp

memory/5020-15-0x00007FFCDC710000-0x00007FFCDC720000-memory.dmp

memory/5020-16-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-17-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-9-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-8-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-20-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-30-0x00007FFD1E78D000-0x00007FFD1E78E000-memory.dmp

memory/5020-31-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp

memory/5020-32-0x00007FFD1E6F0000-0x00007FFD1E8E5000-memory.dmp