Malware Analysis Report

2025-03-15 07:25

Sample ID 241111-y7dkzawbmf
Target 7e98525bb3be76b52439bccc8e621ce6aef36f10c01428e2d73c1a3805f860cd
SHA256 7e98525bb3be76b52439bccc8e621ce6aef36f10c01428e2d73c1a3805f860cd
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

7e98525bb3be76b52439bccc8e621ce6aef36f10c01428e2d73c1a3805f860cd

Threat Level: Known bad

The file 7e98525bb3be76b52439bccc8e621ce6aef36f10c01428e2d73c1a3805f860cd 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

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Enumerates system info in registry

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 20:25

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 20:25

Reported

2024-11-11 20:27

Platform

win7-20240903-en

Max time kernel

138s

Max time network

142s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\7e98525bb3be76b52439bccc8e621ce6aef36f10c01428e2d73c1a3805f860cd.xls

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\7e98525bb3be76b52439bccc8e621ce6aef36f10c01428e2d73c1a3805f860cd.xls

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe ..\wurod.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 easiercommunications.com udp
US 35.209.253.93:80 easiercommunications.com tcp
US 8.8.8.8:53 dulichdichvu.net udp
VN 45.122.220.108:80 dulichdichvu.net tcp
VN 45.122.220.108:443 dulichdichvu.net tcp
US 8.8.8.8:53 e6.o.lencr.org udp
GB 2.23.210.75:80 e6.o.lencr.org tcp
US 8.8.8.8:53 www.whow.fr udp
FR 185.221.225.28:443 www.whow.fr 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 genccagdas.com.tr udp
US 8.8.8.8:53 heaventechnologies.com.pk udp
FI 135.181.140.122:80 heaventechnologies.com.pk tcp
US 8.8.8.8:53 goonboy.com udp
AU 111.67.3.187:80 goonboy.com tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.22:80 crl.microsoft.com tcp

Files

memory/3000-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/3000-1-0x0000000071DBD000-0x0000000071DC8000-memory.dmp

memory/3000-2-0x0000000071DBD000-0x0000000071DC8000-memory.dmp

C:\Users\Admin\wurod.ocx

MD5 797e94343f2bd6d4cdea65cc8b1fdf00
SHA1 ad3aa4de0584f6e92e2cf571bc02eb4a8138ba66
SHA256 168c6189f01359d4d46c94a1681c214403f530d0c6d643154bc530b5e947407e
SHA512 92302d8b4e0c1ec95efafaf33c0e3248a4a071284691cf9b3d96d6f380ed668798cfda620a7389a76c9f1df07c25dd53d32cc26623f27f176f03f8b4eb8498d3

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 20:25

Reported

2024-11-11 20:27

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

148s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\7e98525bb3be76b52439bccc8e621ce6aef36f10c01428e2d73c1a3805f860cd.xls"

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\System32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

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\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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS 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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1684 wrote to memory of 3436 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 1684 wrote to memory of 3436 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe

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\7e98525bb3be76b52439bccc8e621ce6aef36f10c01428e2d73c1a3805f860cd.xls"

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe ..\wurod.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 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
FR 52.109.68.129:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 easiercommunications.com udp
US 35.209.253.93:80 easiercommunications.com tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 129.68.109.52.in-addr.arpa udp
US 8.8.8.8:53 101.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 41.173.79.40.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 dulichdichvu.net udp
VN 45.122.220.108:80 dulichdichvu.net tcp
VN 45.122.220.108:443 dulichdichvu.net tcp
US 8.8.8.8:53 108.220.122.45.in-addr.arpa udp
US 8.8.8.8:53 e6.o.lencr.org udp
GB 2.23.210.75:80 e6.o.lencr.org tcp
US 8.8.8.8:53 www.whow.fr udp
FR 185.221.225.28:443 www.whow.fr tcp
US 8.8.8.8:53 r10.o.lencr.org udp
GB 2.23.210.82:80 r10.o.lencr.org tcp
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 28.225.221.185.in-addr.arpa udp
US 8.8.8.8:53 82.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 genccagdas.com.tr udp
US 8.8.8.8:53 heaventechnologies.com.pk udp
FI 135.181.140.122:80 heaventechnologies.com.pk tcp
US 8.8.8.8:53 goonboy.com udp
AU 111.67.3.187:80 goonboy.com tcp
US 8.8.8.8:53 122.140.181.135.in-addr.arpa udp
US 8.8.8.8:53 187.3.67.111.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 66.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/1684-0-0x00007FF9E8BD0000-0x00007FF9E8BE0000-memory.dmp

memory/1684-1-0x00007FFA28BED000-0x00007FFA28BEE000-memory.dmp

memory/1684-2-0x00007FF9E8BD0000-0x00007FF9E8BE0000-memory.dmp

memory/1684-3-0x00007FF9E8BD0000-0x00007FF9E8BE0000-memory.dmp

memory/1684-5-0x00007FF9E8BD0000-0x00007FF9E8BE0000-memory.dmp

memory/1684-4-0x00007FF9E8BD0000-0x00007FF9E8BE0000-memory.dmp

memory/1684-7-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-6-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-11-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-12-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-13-0x00007FF9E6770000-0x00007FF9E6780000-memory.dmp

memory/1684-10-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-9-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-8-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-14-0x00007FF9E6770000-0x00007FF9E6780000-memory.dmp

memory/1684-15-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-18-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-17-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-16-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-30-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

memory/1684-31-0x00007FFA28BED000-0x00007FFA28BEE000-memory.dmp

memory/1684-32-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

C:\Users\Admin\wurod.ocx

MD5 797e94343f2bd6d4cdea65cc8b1fdf00
SHA1 ad3aa4de0584f6e92e2cf571bc02eb4a8138ba66
SHA256 168c6189f01359d4d46c94a1681c214403f530d0c6d643154bc530b5e947407e
SHA512 92302d8b4e0c1ec95efafaf33c0e3248a4a071284691cf9b3d96d6f380ed668798cfda620a7389a76c9f1df07c25dd53d32cc26623f27f176f03f8b4eb8498d3

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

MD5 9e2dbd855a0452e86a4481b29129944e
SHA1 f940bc144c457d1b4d73d0f3a906e2ab30bb3a95
SHA256 ef1c5c3f2f617b6a1b0ff0ae1987bcda14d9314c7622a2ffba5fa78aa25c6dee
SHA512 74ddcd560c27ebcf5baa4a0e48ffc067a008ee049128f66931e4fdd7861d078b74526494572aff11f61d2927da31d32a656be245b3ad9ea304cec5c850609b49