Malware Analysis Report

2025-03-15 07:55

Sample ID 240808-1xkyea1aln
Target bce5e7637681b00e6b64cf96de66be7b7205a8e5e0026c4d9c4ef9edfcee74af
SHA256 bce5e7637681b00e6b64cf96de66be7b7205a8e5e0026c4d9c4ef9edfcee74af
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

bce5e7637681b00e6b64cf96de66be7b7205a8e5e0026c4d9c4ef9edfcee74af

Threat Level: Likely malicious

The file bce5e7637681b00e6b64cf96de66be7b7205a8e5e0026c4d9c4ef9edfcee74af was found to be: Likely malicious.

Malicious Activity Summary

macro macro_on_action discovery

Office macro that triggers on suspicious action

Suspicious Office macro

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-08 22:01

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

2024-08-08 22:01

Reported

2024-08-08 22:02

Platform

win7-20240704-en

Max time kernel

25s

Max time network

19s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\bce5e7637681b00e6b64cf96de66be7b7205a8e5e0026c4d9c4ef9edfcee74af.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\bce5e7637681b00e6b64cf96de66be7b7205a8e5e0026c4d9c4ef9edfcee74af.xls

Network

N/A

Files

memory/2056-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2056-1-0x0000000071EDD000-0x0000000071EE8000-memory.dmp

memory/2056-8-0x00000000060C0000-0x00000000061C0000-memory.dmp

memory/2056-9-0x0000000071EDD000-0x0000000071EE8000-memory.dmp

memory/2056-10-0x00000000060C0000-0x00000000061C0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-08 22:01

Reported

2024-08-08 22:02

Platform

win10v2004-20240802-en

Max time kernel

54s

Max time network

55s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\bce5e7637681b00e6b64cf96de66be7b7205a8e5e0026c4d9c4ef9edfcee74af.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
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

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\bce5e7637681b00e6b64cf96de66be7b7205a8e5e0026c4d9c4ef9edfcee74af.xls"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3364,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4632 /prefetch:8

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 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 79.239.69.13.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

memory/4068-0-0x00007FF8161F0000-0x00007FF816200000-memory.dmp

memory/4068-2-0x00007FF8161F0000-0x00007FF816200000-memory.dmp

memory/4068-1-0x00007FF8161F0000-0x00007FF816200000-memory.dmp

memory/4068-4-0x00007FF8161F0000-0x00007FF816200000-memory.dmp

memory/4068-3-0x00007FF85620D000-0x00007FF85620E000-memory.dmp

memory/4068-5-0x00007FF8161F0000-0x00007FF816200000-memory.dmp

memory/4068-8-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-7-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-9-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-6-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-13-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-12-0x00007FF813C60000-0x00007FF813C70000-memory.dmp

memory/4068-16-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-17-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-20-0x00007FF813C60000-0x00007FF813C70000-memory.dmp

memory/4068-19-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-18-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-15-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-14-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-11-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-10-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-29-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-30-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-32-0x00007FF856170000-0x00007FF856365000-memory.dmp

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

MD5 cda2c96854e2e2aeb4318490bfcfcffb
SHA1 a4b3a3dcefed480b23c2004ac7cc7f8a29946b7c
SHA256 9e5a0c3111dbe5a2ff29615a61c8dfb1540a7fdedd5f0a3dfb9653b43a79aa9c
SHA512 eaf83a9de70a972387b3246c5cbb0a29b95850d4a1a96df25f79d4dfc0c596a223eb02de9897c958e12cc7ddc576d034d2fe52d4c0999e621ca369fa8ab781fa

memory/4068-46-0x00007FF856170000-0x00007FF856365000-memory.dmp

memory/4068-47-0x00007FF856170000-0x00007FF856365000-memory.dmp