Malware Analysis Report

2025-03-15 07:03

Sample ID 231230-zbf7nadggq
Target 1be403f0be675166380fc9052e4646ea
SHA256 672eb9bea92a76b9fb13ddbce37b5988deb2a34286400d4b08392ba0515736ef
Tags
macro 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

672eb9bea92a76b9fb13ddbce37b5988deb2a34286400d4b08392ba0515736ef

Threat Level: Known bad

The file 1be403f0be675166380fc9052e4646ea was found to be: Known bad.

Malicious Activity Summary

macro xlm

Process spawned unexpected child process

Blocklisted process makes network request

Suspicious Office macro

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-30 20:32

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-30 20:32

Reported

2024-01-01 04:11

Platform

win7-20231215-en

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-30 20:32

Reported

2024-01-01 04:11

Platform

win10v2004-20231215-en

Max time kernel

134s

Max time network

162s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1be403f0be675166380fc9052e4646ea.xlsm"

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SYSTEM32\MSHTA.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SYSTEM32\MSHTA.exe N/A
N/A N/A C:\Windows\SYSTEM32\MSHTA.exe N/A

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

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2100 wrote to memory of 1596 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\SYSTEM32\MSHTA.exe
PID 2100 wrote to memory of 1596 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\SYSTEM32\MSHTA.exe

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\1be403f0be675166380fc9052e4646ea.xlsm"

C:\Windows\SYSTEM32\MSHTA.exe

MSHTA C:\ProgramData\OJFNkoUwjrFxm.sct

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 6.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 3.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 5.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 cdn.discordapp.com udp
US 162.159.134.233:443 cdn.discordapp.com tcp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 233.134.159.162.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 214.80.50.20.in-addr.arpa udp

Files

memory/2100-0-0x00007FFB47C90000-0x00007FFB47CA0000-memory.dmp

memory/2100-1-0x00007FFB47C90000-0x00007FFB47CA0000-memory.dmp

memory/2100-3-0x00007FFB47C90000-0x00007FFB47CA0000-memory.dmp

memory/2100-2-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-4-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-6-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-7-0x00007FFB47C90000-0x00007FFB47CA0000-memory.dmp

memory/2100-8-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-9-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-5-0x00007FFB47C90000-0x00007FFB47CA0000-memory.dmp

memory/2100-10-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-11-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-12-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-13-0x00007FFB45C30000-0x00007FFB45C40000-memory.dmp

memory/2100-14-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-15-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-19-0x00007FFB45C30000-0x00007FFB45C40000-memory.dmp

memory/2100-26-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-27-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-28-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

C:\ProgramData\OJFNkoUwjrFxm.sct

MD5 3f200ad60b8b10c4b4e0bde8fd6e2d6e
SHA1 ff98ce8fe26c731d1240da314a837f7c18845b6e
SHA256 1c4fa4588c445e5ee2f2b8ec466ff4078073a6a1ead5405e2a24c55e20233c3c
SHA512 e2cf08bf5a5fbc788c7086de41d3f4460838adc34fcdbd49e50e43584fa2d59730778f8c646bc97330a3ed64bf098a7d6231a0b492848000bc7dcf54500aa686

memory/2100-54-0x00007FFB47C90000-0x00007FFB47CA0000-memory.dmp

memory/2100-55-0x00007FFB47C90000-0x00007FFB47CA0000-memory.dmp

memory/2100-57-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-56-0x00007FFB47C90000-0x00007FFB47CA0000-memory.dmp

memory/2100-58-0x00007FFB47C90000-0x00007FFB47CA0000-memory.dmp

memory/2100-59-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp

memory/2100-60-0x00007FFB87C10000-0x00007FFB87E05000-memory.dmp