Malware Analysis Report

2025-03-15 07:56

Sample ID 240806-1n3rvsvgpc
Target 2fb58fef549bdf2c43f0a84e5da21ff6f46cac7f6668159c698338e72ff8dde8
SHA256 2fb58fef549bdf2c43f0a84e5da21ff6f46cac7f6668159c698338e72ff8dde8
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

2fb58fef549bdf2c43f0a84e5da21ff6f46cac7f6668159c698338e72ff8dde8

Threat Level: Likely malicious

The file 2fb58fef549bdf2c43f0a84e5da21ff6f46cac7f6668159c698338e72ff8dde8 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

Checks processor information in registry

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-06 21:48

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

2024-08-06 21:48

Reported

2024-08-06 21:49

Platform

win7-20240708-en

Max time kernel

24s

Max time network

16s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\2fb58fef549bdf2c43f0a84e5da21ff6f46cac7f6668159c698338e72ff8dde8.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\2fb58fef549bdf2c43f0a84e5da21ff6f46cac7f6668159c698338e72ff8dde8.xls

Network

N/A

Files

memory/2296-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2296-1-0x00000000722DD000-0x00000000722E8000-memory.dmp

memory/2296-2-0x00000000004D0000-0x00000000005D0000-memory.dmp

memory/2296-4-0x00000000004D0000-0x00000000005D0000-memory.dmp

memory/2296-5-0x00000000004D0000-0x00000000005D0000-memory.dmp

memory/2296-3-0x00000000004D0000-0x00000000005D0000-memory.dmp

memory/2296-6-0x00000000004D0000-0x00000000005D0000-memory.dmp

memory/2296-9-0x00000000722DD000-0x00000000722E8000-memory.dmp

memory/2296-10-0x00000000004D0000-0x00000000005D0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-06 21:48

Reported

2024-08-06 21:49

Platform

win10v2004-20240802-en

Max time kernel

47s

Max time network

36s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\2fb58fef549bdf2c43f0a84e5da21ff6f46cac7f6668159c698338e72ff8dde8.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\2fb58fef549bdf2c43f0a84e5da21ff6f46cac7f6668159c698338e72ff8dde8.xls"

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 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 36.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 253.15.104.51.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 71.190.18.2.in-addr.arpa udp

Files

memory/1760-0-0x00007FFD54770000-0x00007FFD54780000-memory.dmp

memory/1760-2-0x00007FFD54770000-0x00007FFD54780000-memory.dmp

memory/1760-5-0x00007FFD54770000-0x00007FFD54780000-memory.dmp

memory/1760-6-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-7-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-8-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-11-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-10-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-12-0x00007FFD525B0000-0x00007FFD525C0000-memory.dmp

memory/1760-9-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-4-0x00007FFD9478D000-0x00007FFD9478E000-memory.dmp

memory/1760-3-0x00007FFD54770000-0x00007FFD54780000-memory.dmp

memory/1760-1-0x00007FFD54770000-0x00007FFD54780000-memory.dmp

memory/1760-13-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-14-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-16-0x00007FFD525B0000-0x00007FFD525C0000-memory.dmp

memory/1760-15-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-18-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-19-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-17-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-34-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-35-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-36-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-37-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-40-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-41-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-42-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp

memory/1760-43-0x00007FFD946F0000-0x00007FFD948E5000-memory.dmp