Malware Analysis Report

2025-03-15 07:23

Sample ID 241111-zye8wawhkg
Target 023df819a6f642e52daee27c8edc3fa0f7897eb1fe6fa3afde1a4048aebc07c5
SHA256 023df819a6f642e52daee27c8edc3fa0f7897eb1fe6fa3afde1a4048aebc07c5
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

023df819a6f642e52daee27c8edc3fa0f7897eb1fe6fa3afde1a4048aebc07c5

Threat Level: Known bad

The file 023df819a6f642e52daee27c8edc3fa0f7897eb1fe6fa3afde1a4048aebc07c5 was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

Process spawned unexpected child process

Suspicious Office macro

System Location Discovery: System Language Discovery

Enumerates system info in registry

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious behavior: AddClipboardFormatListener

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 21:07

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 21:07

Reported

2024-11-11 21:09

Platform

win7-20240903-en

Max time kernel

117s

Max time network

121s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\023df819a6f642e52daee27c8edc3fa0f7897eb1fe6fa3afde1a4048aebc07c5.xlsm

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWow64\regsvr32.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

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
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWow64\regsvr32.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\023df819a6f642e52daee27c8edc3fa0f7897eb1fe6fa3afde1a4048aebc07c5.xlsm

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe /s ..\aew.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 dan-bau.com udp
US 8.8.8.8:53 advisereviews.com udp
US 195.35.10.123:443 advisereviews.com tcp
US 8.8.8.8:53 www.advisereviews.com udp
US 195.35.10.123:443 www.advisereviews.com tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp

Files

memory/1316-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1316-1-0x00000000724BD000-0x00000000724C8000-memory.dmp

C:\Users\Admin\aew.ocx

MD5 b0a39786369bdb2495b6bab7448e0b7d
SHA1 c54874baddd7aa29b0277c6592ea462c74dfd903
SHA256 b80beafab5e8d1dfe0d1292ad71b4dc9dd0aedfbb7e7305e430438de5696f364
SHA512 eb8b3ef43b94c4454e3f3a290761347ca7a4dff51319aaa5b66356b4511d20660239851325f98bc36a6f48a667c705381bfd287c51c6e5e91c32a3882799c40f

memory/1316-19-0x00000000724BD000-0x00000000724C8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 21:07

Reported

2024-11-11 21:09

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

150s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\023df819a6f642e52daee27c8edc3fa0f7897eb1fe6fa3afde1a4048aebc07c5.xlsm"

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWow64\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWow64\regsvr32.exe N/A

Checks processor information in registry

Description Indicator Process Target
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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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\023df819a6f642e52daee27c8edc3fa0f7897eb1fe6fa3afde1a4048aebc07c5.xlsm"

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe /s ..\aew.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 roaming.officeapps.live.com udp
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 dan-bau.com udp
US 8.8.8.8:53 advisereviews.com udp
US 195.35.10.123:443 advisereviews.com tcp
US 8.8.8.8:53 243.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 70.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 123.10.35.195.in-addr.arpa udp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
US 8.8.8.8:53 www.advisereviews.com udp
US 195.35.10.123:443 www.advisereviews.com tcp
US 8.8.8.8:53 25.73.42.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/3600-0-0x00007FF89F430000-0x00007FF89F440000-memory.dmp

memory/3600-1-0x00007FF8DF44D000-0x00007FF8DF44E000-memory.dmp

memory/3600-3-0x00007FF89F430000-0x00007FF89F440000-memory.dmp

memory/3600-4-0x00007FF89F430000-0x00007FF89F440000-memory.dmp

memory/3600-5-0x00007FF89F430000-0x00007FF89F440000-memory.dmp

memory/3600-2-0x00007FF89F430000-0x00007FF89F440000-memory.dmp

memory/3600-9-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-10-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-12-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-11-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-14-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-13-0x00007FF89CEB0000-0x00007FF89CEC0000-memory.dmp

memory/3600-17-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-16-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-15-0x00007FF89CEB0000-0x00007FF89CEC0000-memory.dmp

memory/3600-20-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-19-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-18-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-8-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-7-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-6-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

C:\Users\Admin\aew.ocx

MD5 b0a39786369bdb2495b6bab7448e0b7d
SHA1 c54874baddd7aa29b0277c6592ea462c74dfd903
SHA256 b80beafab5e8d1dfe0d1292ad71b4dc9dd0aedfbb7e7305e430438de5696f364
SHA512 eb8b3ef43b94c4454e3f3a290761347ca7a4dff51319aaa5b66356b4511d20660239851325f98bc36a6f48a667c705381bfd287c51c6e5e91c32a3882799c40f

memory/3600-40-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

memory/3600-41-0x00007FF8DF44D000-0x00007FF8DF44E000-memory.dmp

memory/3600-42-0x00007FF8DF3B0000-0x00007FF8DF5A5000-memory.dmp

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

MD5 ed83a121093a8c936baa3defeb89950d
SHA1 c7af80e89c59e8e078c334135ea8ca8b95ea1fe7
SHA256 cb29b22e9997d62e5557b1d50933cd23bb48f58e7ecba7e55e78b5d919afe384
SHA512 fc522d81292b24fe7cc1b7c16101c833f622bef138f801d4832b33e5b5fad2bc042eac44028c3b519b0cd901c1689d12d888b76854fb8f99b1d16eb3608ac212