Malware Analysis Report

2025-03-15 07:56

Sample ID 240807-1rjs6aybjf
Target 597c05c024e75ffbcedd5d39719bdf56f46770dffd57d2bad6507b06297a77fb
SHA256 597c05c024e75ffbcedd5d39719bdf56f46770dffd57d2bad6507b06297a77fb
Tags
macro macro_on_action discovery
score
8/10

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
8/10

SHA256

597c05c024e75ffbcedd5d39719bdf56f46770dffd57d2bad6507b06297a77fb

Threat Level: Likely malicious

The file 597c05c024e75ffbcedd5d39719bdf56f46770dffd57d2bad6507b06297a77fb was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action discovery

Suspicious Office macro

Office macro that triggers on suspicious action

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-07 21:52

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: behavioral1

Detonation Overview

Submitted

2024-08-07 21:52

Reported

2024-08-07 21:54

Platform

win7-20240705-en

Max time kernel

23s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\597c05c024e75ffbcedd5d39719bdf56f46770dffd57d2bad6507b06297a77fb.xls

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

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\597c05c024e75ffbcedd5d39719bdf56f46770dffd57d2bad6507b06297a77fb.xls

Network

N/A

Files

memory/2388-1-0x000000007273D000-0x0000000072748000-memory.dmp

memory/2388-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2388-2-0x000000007273D000-0x0000000072748000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-07 21:52

Reported

2024-08-07 21:54

Platform

win10v2004-20240802-en

Max time kernel

44s

Max time network

35s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\597c05c024e75ffbcedd5d39719bdf56f46770dffd57d2bad6507b06297a77fb.xls"

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\597c05c024e75ffbcedd5d39719bdf56f46770dffd57d2bad6507b06297a77fb.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 10.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 71.190.18.2.in-addr.arpa udp

Files

memory/3588-0-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

memory/3588-2-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

memory/3588-3-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

memory/3588-1-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

memory/3588-4-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

memory/3588-5-0x00007FFD8778D000-0x00007FFD8778E000-memory.dmp

memory/3588-9-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-8-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-7-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-6-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-10-0x00007FFD45230000-0x00007FFD45240000-memory.dmp

memory/3588-11-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-14-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-13-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-12-0x00007FFD45230000-0x00007FFD45240000-memory.dmp

memory/3588-15-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-19-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-18-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-17-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-16-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-21-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-20-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

memory/3588-31-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp