Malware Analysis Report

2024-10-24 17:09

Sample ID 240909-z5dcvsserh
Target 9c40b0cf242069fa38e0fd6731010ba0d6a1a3c06c94beb85e00ddd46186858e
SHA256 9c40b0cf242069fa38e0fd6731010ba0d6a1a3c06c94beb85e00ddd46186858e
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

9c40b0cf242069fa38e0fd6731010ba0d6a1a3c06c94beb85e00ddd46186858e

Threat Level: Known bad

The file 9c40b0cf242069fa38e0fd6731010ba0d6a1a3c06c94beb85e00ddd46186858e was found to be: Known bad.

Malicious Activity Summary

xlm discovery

System Location Discovery: System Language Discovery

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-09 21:17

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-09 21:17

Reported

2024-09-09 21:18

Platform

win7-20240903-en

Max time kernel

26s

Max time network

17s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\9c40b0cf242069fa38e0fd6731010ba0d6a1a3c06c94beb85e00ddd46186858e.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\9c40b0cf242069fa38e0fd6731010ba0d6a1a3c06c94beb85e00ddd46186858e.xlsx

Network

N/A

Files

memory/2624-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2624-1-0x0000000071FCD000-0x0000000071FD8000-memory.dmp

memory/2624-3-0x0000000071FCD000-0x0000000071FD8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-09 21:17

Reported

2024-09-09 21:18

Platform

win10v2004-20240802-en

Max time kernel

47s

Max time network

35s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\9c40b0cf242069fa38e0fd6731010ba0d6a1a3c06c94beb85e00ddd46186858e.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\9c40b0cf242069fa38e0fd6731010ba0d6a1a3c06c94beb85e00ddd46186858e.xlsx"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 97.32.109.52.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 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/1676-2-0x00007FFCF8BF0000-0x00007FFCF8C00000-memory.dmp

memory/1676-3-0x00007FFD38C0D000-0x00007FFD38C0E000-memory.dmp

memory/1676-5-0x00007FFCF8BF0000-0x00007FFCF8C00000-memory.dmp

memory/1676-4-0x00007FFCF8BF0000-0x00007FFCF8C00000-memory.dmp

memory/1676-1-0x00007FFCF8BF0000-0x00007FFCF8C00000-memory.dmp

memory/1676-10-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-0-0x00007FFCF8BF0000-0x00007FFCF8C00000-memory.dmp

memory/1676-9-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-8-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-6-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-11-0x00007FFCF68F0000-0x00007FFCF6900000-memory.dmp

memory/1676-7-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-13-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-12-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-14-0x00007FFCF68F0000-0x00007FFCF6900000-memory.dmp

memory/1676-16-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-20-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-21-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-19-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-18-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-17-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-15-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp

memory/1676-33-0x00007FFD38B70000-0x00007FFD38D65000-memory.dmp