Malware Analysis Report

2025-01-22 19:12

Sample ID 240720-13ezcaxfkh
Target a1888719fe132074a7b430e2984a3c86d647c386c20b41fc6f4f6290fdeb7b39
SHA256 a1888719fe132074a7b430e2984a3c86d647c386c20b41fc6f4f6290fdeb7b39
Tags
macro macro_on_action
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

a1888719fe132074a7b430e2984a3c86d647c386c20b41fc6f4f6290fdeb7b39

Threat Level: Likely malicious

The file a1888719fe132074a7b430e2984a3c86d647c386c20b41fc6f4f6290fdeb7b39 was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action

Office macro that triggers on suspicious action

Suspicious Office macro

Office loads VBA resources, possible macro or embedded object present

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-20 22:10

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-20 22:10

Reported

2024-07-20 22:11

Platform

win10v2004-20240709-en

Max time kernel

46s

Max time network

36s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\a1888719fe132074a7b430e2984a3c86d647c386c20b41fc6f4f6290fdeb7b39.xls"

Signatures

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
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

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\a1888719fe132074a7b430e2984a3c86d647c386c20b41fc6f4f6290fdeb7b39.xls"

Network

Country Destination Domain Proto
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 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 209.143.182.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

memory/1240-0-0x00007FFB60930000-0x00007FFB60940000-memory.dmp

memory/1240-2-0x00007FFB60930000-0x00007FFB60940000-memory.dmp

memory/1240-1-0x00007FFB60930000-0x00007FFB60940000-memory.dmp

memory/1240-3-0x00007FFB60930000-0x00007FFB60940000-memory.dmp

memory/1240-4-0x00007FFBA094D000-0x00007FFBA094E000-memory.dmp

memory/1240-5-0x00007FFB60930000-0x00007FFB60940000-memory.dmp

memory/1240-8-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-11-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-10-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-9-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-12-0x00007FFB5E760000-0x00007FFB5E770000-memory.dmp

memory/1240-7-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-6-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-16-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-18-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-19-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-17-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-15-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-14-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-13-0x00007FFB5E760000-0x00007FFB5E770000-memory.dmp

memory/1240-21-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-20-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-22-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-36-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-37-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-38-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-45-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

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

MD5 8b1e37dd36b14f339f96a981695a5715
SHA1 010096001a4b87aab261b32f6f8ecd952ca94c9d
SHA256 26e4ab6b99d80133ce54f6168c80b108d024b83197f5b241df4be454f2c0e013
SHA512 aa35df01c655fbaa7477d104a26018cbe30680b76d8440a5d04d8cb03d7b0b4700ccd2dc41bc50c80d7a5765de046ea5836077002617f32ceb70d4812487a31b

memory/1240-54-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

memory/1240-55-0x00007FFBA08B0000-0x00007FFBA0AA5000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-20 22:10

Reported

2024-07-20 22:11

Platform

win7-20240705-en

Max time kernel

24s

Max time network

18s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\a1888719fe132074a7b430e2984a3c86d647c386c20b41fc6f4f6290fdeb7b39.xls

Signatures

Office loads VBA resources, possible macro or embedded object present

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\a1888719fe132074a7b430e2984a3c86d647c386c20b41fc6f4f6290fdeb7b39.xls

Network

N/A

Files

memory/2028-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2028-1-0x00000000728DD000-0x00000000728E8000-memory.dmp

memory/2028-2-0x0000000000490000-0x0000000000590000-memory.dmp

memory/2028-4-0x0000000000490000-0x0000000000590000-memory.dmp

memory/2028-3-0x0000000000490000-0x0000000000590000-memory.dmp

memory/2028-5-0x0000000000490000-0x0000000000590000-memory.dmp

memory/2028-6-0x0000000000490000-0x0000000000590000-memory.dmp

memory/2028-9-0x00000000728DD000-0x00000000728E8000-memory.dmp

memory/2028-10-0x0000000000490000-0x0000000000590000-memory.dmp