Malware Analysis Report

2025-01-22 16:12

Sample ID 241107-1bvwgsyfrd
Target 4df94a55702b408aa3b593ec97d0ca0a5b1f5e7bb232eb79fd990f416a632820
SHA256 4df94a55702b408aa3b593ec97d0ca0a5b1f5e7bb232eb79fd990f416a632820
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

4df94a55702b408aa3b593ec97d0ca0a5b1f5e7bb232eb79fd990f416a632820

Threat Level: Known bad

The file 4df94a55702b408aa3b593ec97d0ca0a5b1f5e7bb232eb79fd990f416a632820 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

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Enumerates system info in registry

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 21:29

Signatures

Suspicious Office macro

macro xlm
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 21:29

Reported

2024-11-07 21:30

Platform

win7-20240903-en

Max time kernel

31s

Max time network

32s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\4df94a55702b408aa3b593ec97d0ca0a5b1f5e7bb232eb79fd990f416a632820.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\4df94a55702b408aa3b593ec97d0ca0a5b1f5e7bb232eb79fd990f416a632820.xls

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe -s ..\adw.dll

Network

Country Destination Domain Proto
US 8.8.8.8:53 church.ktc-center.net udp
GB 151.236.62.132:80 church.ktc-center.net tcp
US 8.8.8.8:53 chobemaster.com udp
MY 103.215.139.89:443 chobemaster.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 christianchapman.com udp
US 54.85.251.137:443 christianchapman.com tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp

Files

memory/2092-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2092-1-0x000000007367D000-0x0000000073688000-memory.dmp

C:\Users\Admin\adw.dll

MD5 98f4a2fc2ed62a2d58dfd8665525bdf6
SHA1 6263986a53868c51cea22db308470af551bb2075
SHA256 3c1a63b59c237d3bb143e42eb9d309be15312ff604c51bc8ab1fdd1c4b3e08fe
SHA512 1ac507d20459ea5a4fb58c6be36fcc0dfc7c1e117a99bae97c52b5498dfbc7bfdb8cf20840fd202db59dbb711e815c3f3f90efb43fec296f0260ee89bce35455

memory/2092-25-0x000000007367D000-0x0000000073688000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-07 21:29

Reported

2024-11-07 21:30

Platform

win10v2004-20241007-en

Max time kernel

46s

Max time network

34s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4df94a55702b408aa3b593ec97d0ca0a5b1f5e7bb232eb79fd990f416a632820.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\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\4df94a55702b408aa3b593ec97d0ca0a5b1f5e7bb232eb79fd990f416a632820.xls"

C:\Windows\SysWow64\regsvr32.exe

C:\Windows\SysWow64\regsvr32.exe -s ..\adw.dll

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
GB 52.109.32.7:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 church.ktc-center.net udp
GB 151.236.62.132:80 church.ktc-center.net tcp
US 8.8.8.8:53 chobemaster.com udp
MY 103.215.139.89:443 chobemaster.com tcp
US 8.8.8.8:53 r10.o.lencr.org udp
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 7.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 132.62.236.151.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 89.139.215.103.in-addr.arpa udp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
GB 2.23.210.82:80 r10.o.lencr.org tcp
US 8.8.8.8:53 christianchapman.com udp
US 54.85.251.137:443 christianchapman.com tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 137.251.85.54.in-addr.arpa udp
US 8.8.8.8:53 82.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 8.179.89.13.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp

Files

memory/1404-1-0x00007FF8FDC0D000-0x00007FF8FDC0E000-memory.dmp

memory/1404-4-0x00007FF8BDBF0000-0x00007FF8BDC00000-memory.dmp

memory/1404-3-0x00007FF8BDBF0000-0x00007FF8BDC00000-memory.dmp

memory/1404-2-0x00007FF8BDBF0000-0x00007FF8BDC00000-memory.dmp

memory/1404-0-0x00007FF8BDBF0000-0x00007FF8BDC00000-memory.dmp

memory/1404-5-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

memory/1404-6-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

memory/1404-9-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

memory/1404-8-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

memory/1404-7-0x00007FF8BDBF0000-0x00007FF8BDC00000-memory.dmp

memory/1404-10-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

memory/1404-11-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

memory/1404-12-0x00007FF8BB7C0000-0x00007FF8BB7D0000-memory.dmp

memory/1404-13-0x00007FF8BB7C0000-0x00007FF8BB7D0000-memory.dmp

memory/1404-14-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

memory/1404-16-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

memory/1404-15-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

C:\Users\Admin\adw.dll

MD5 98f4a2fc2ed62a2d58dfd8665525bdf6
SHA1 6263986a53868c51cea22db308470af551bb2075
SHA256 3c1a63b59c237d3bb143e42eb9d309be15312ff604c51bc8ab1fdd1c4b3e08fe
SHA512 1ac507d20459ea5a4fb58c6be36fcc0dfc7c1e117a99bae97c52b5498dfbc7bfdb8cf20840fd202db59dbb711e815c3f3f90efb43fec296f0260ee89bce35455

memory/1404-40-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

memory/1404-41-0x00007FF8FDC0D000-0x00007FF8FDC0E000-memory.dmp

memory/1404-42-0x00007FF8FDB70000-0x00007FF8FDD65000-memory.dmp

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

MD5 afa61d23c64f9614e5b68117b06467c1
SHA1 d76750b16bd4d8af0c4bdb243d2cf1725baefba8
SHA256 1c2ea1f8ab0129fd5310d8e4d5dd0eac302bcc1c60266cd8e89d090fb4c680ad
SHA512 08025815c9d0deea23af34fb570aae9d324c69a99db72edc69ec9a0e9c2a32fd39087c1310666308c7bb63aab53438555f9d62416d87471e23039771c7cc93bd