Malware Analysis Report

2025-03-15 07:24

Sample ID 241111-z77dqaxblf
Target 643523eda5c9108ed0f1fd8876a8fe1b7011dc4c70e099770fcf993dbbc0a5c4
SHA256 643523eda5c9108ed0f1fd8876a8fe1b7011dc4c70e099770fcf993dbbc0a5c4
Tags
macro 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

643523eda5c9108ed0f1fd8876a8fe1b7011dc4c70e099770fcf993dbbc0a5c4

Threat Level: Known bad

The file 643523eda5c9108ed0f1fd8876a8fe1b7011dc4c70e099770fcf993dbbc0a5c4 was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

Suspicious Office macro

System Location Discovery: System Language Discovery

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 21:22

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 21:22

Reported

2024-11-11 21:25

Platform

win7-20240729-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\643523eda5c9108ed0f1fd8876a8fe1b7011dc4c70e099770fcf993dbbc0a5c4.xlsm

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\643523eda5c9108ed0f1fd8876a8fe1b7011dc4c70e099770fcf993dbbc0a5c4.xlsm

Network

Country Destination Domain Proto
US 8.8.8.8:53 inorte.com.br udp
US 104.21.76.175:80 inorte.com.br tcp
US 8.8.8.8:53 otoway.com udp
US 52.20.84.62:80 otoway.com tcp
US 8.8.8.8:53 xhamster-deutsch.biz udp

Files

memory/2136-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2136-1-0x000000007258D000-0x0000000072598000-memory.dmp

memory/2136-4-0x000000007258D000-0x0000000072598000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 21:22

Reported

2024-11-11 21:25

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

141s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\643523eda5c9108ed0f1fd8876a8fe1b7011dc4c70e099770fcf993dbbc0a5c4.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

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\643523eda5c9108ed0f1fd8876a8fe1b7011dc4c70e099770fcf993dbbc0a5c4.xlsm"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.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 inorte.com.br udp
US 172.67.197.252:80 inorte.com.br tcp
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 252.197.67.172.in-addr.arpa udp
US 8.8.8.8:53 otoway.com udp
US 52.20.84.62:80 otoway.com tcp
US 8.8.8.8:53 xhamster-deutsch.biz udp
US 8.8.8.8:53 62.84.20.52.in-addr.arpa udp
US 8.8.8.8:53 253.15.104.51.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 28.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 69.209.201.84.in-addr.arpa udp

Files

memory/3080-1-0x00007FFD560CD000-0x00007FFD560CE000-memory.dmp

memory/3080-0-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/3080-3-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/3080-4-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/3080-2-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/3080-5-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-6-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-7-0x00007FFD160B0000-0x00007FFD160C0000-memory.dmp

memory/3080-8-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-11-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-10-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-9-0x00007FFD138B0000-0x00007FFD138C0000-memory.dmp

memory/3080-13-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-12-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-14-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-16-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-17-0x00007FFD138B0000-0x00007FFD138C0000-memory.dmp

memory/3080-15-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-18-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-29-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

memory/3080-30-0x00007FFD560CD000-0x00007FFD560CE000-memory.dmp

memory/3080-31-0x00007FFD56030000-0x00007FFD56225000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

MD5 c97cf9368fd0dbc68c30a7a97aa0298c
SHA1 a1ad71c711a883a5ea9335b00661dd920d717b08
SHA256 e3d82c1d3ed4953be6fa27b968104a0bb6b4d968bd91edb9705f06a97e065a2a
SHA512 5de07e4c2f08fecbfc2996841764e0fd5444d4e033a97966bd83e50ed8394e4d7df4dfb681ea0961d109fca4f47d4e10434284f3fe9f3ab322aa7b11a0b7dd63