Malware Analysis Report

2025-03-15 07:24

Sample ID 241111-1f5aqaxdjb
Target b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3
SHA256 b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3
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

b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3

Threat Level: Known bad

The file b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3 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

Checks processor information in registry

Enumerates system info in registry

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 21:36

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 21:36

Reported

2024-11-11 21:39

Platform

win7-20240903-en

Max time kernel

121s

Max time network

121s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3.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\b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3.xlsm

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe -s ..\si.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 henrysfreshroast.com udp
US 138.207.69.73:80 henrysfreshroast.com tcp
US 138.207.69.73:443 henrysfreshroast.com tcp
US 8.8.8.8:53 r10.o.lencr.org udp
GB 2.23.210.75:80 r10.o.lencr.org tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.22:80 crl.microsoft.com tcp

Files

memory/1984-1-0x00000000729FD000-0x0000000072A08000-memory.dmp

memory/1984-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

C:\Users\Admin\si.ocx

MD5 2fc1c11a3c2295b3194b1bf83b86982c
SHA1 8ae7381b0af50a07310f7ffbecfa780f7740305f
SHA256 4ac4fc0780ce238c703abf6b7193462805ecaed4e36cdc2b74a89af0e260cd6c
SHA512 58d05cc0e6f3e767156e50a4e082d86799463cf2f8f09df4d0c5e213ffed9db5e912d5f911d58454d2211a8c7c5d65216477f7bdcd9156e1f54f4f52919bb0b8

memory/1984-21-0x00000000729FD000-0x0000000072A08000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 21:36

Reported

2024-11-11 21:39

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3.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 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

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\b352ff5f3809f1f54cfa88eb8a1ff3bd4db6ae59a323ef8db61a44a29d0508a3.xlsm"

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe -s ..\si.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
US 8.8.8.8:53 henrysfreshroast.com udp
US 138.207.69.73:80 henrysfreshroast.com tcp
NL 52.109.89.19:443 roaming.officeapps.live.com tcp
US 138.207.69.73:443 henrysfreshroast.com tcp
US 8.8.8.8:53 r10.o.lencr.org udp
GB 2.23.210.75:80 r10.o.lencr.org tcp
US 8.8.8.8:53 19.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.69.207.138.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 69.194.219.23.in-addr.arpa udp
US 8.8.8.8:53 75.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 122.10.44.20.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 100.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp

Files

memory/2356-0-0x00007FFA5FC70000-0x00007FFA5FC80000-memory.dmp

memory/2356-3-0x00007FFA5FC70000-0x00007FFA5FC80000-memory.dmp

memory/2356-2-0x00007FFA5FC70000-0x00007FFA5FC80000-memory.dmp

memory/2356-4-0x00007FFA5FC70000-0x00007FFA5FC80000-memory.dmp

memory/2356-1-0x00007FFA9FC8D000-0x00007FFA9FC8E000-memory.dmp

memory/2356-5-0x00007FFA5FC70000-0x00007FFA5FC80000-memory.dmp

memory/2356-9-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-8-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-11-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-10-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-7-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-12-0x00007FFA5D5A0000-0x00007FFA5D5B0000-memory.dmp

memory/2356-6-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-13-0x00007FFA5D5A0000-0x00007FFA5D5B0000-memory.dmp

memory/2356-14-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-16-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-15-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-18-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-19-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-17-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-21-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-20-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

C:\Users\Admin\si.ocx

MD5 2fc1c11a3c2295b3194b1bf83b86982c
SHA1 8ae7381b0af50a07310f7ffbecfa780f7740305f
SHA256 4ac4fc0780ce238c703abf6b7193462805ecaed4e36cdc2b74a89af0e260cd6c
SHA512 58d05cc0e6f3e767156e50a4e082d86799463cf2f8f09df4d0c5e213ffed9db5e912d5f911d58454d2211a8c7c5d65216477f7bdcd9156e1f54f4f52919bb0b8

memory/2356-43-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-44-0x00007FFA9FC8D000-0x00007FFA9FC8E000-memory.dmp

memory/2356-45-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-46-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

memory/2356-50-0x00007FFA9FBF0000-0x00007FFA9FDE5000-memory.dmp

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

MD5 e6d29c25de87db0d426ae59489f7e2c3
SHA1 61de218090f0d23fe708b55fe45a719d4bcc0c30
SHA256 336189e5a58b063f97aa857878a156da031a4d7cb33a0e5c6927c5c1a3c04647
SHA512 5f6636dca4363e4f67e7a62c757bf26a28df4e58bfac76379bbe5e39f0a5bbad4df58eaf5534095f579d73bdc25763ed88e8e9dd05c10c707348a7d84af9c28d