Malware Analysis Report

2025-08-05 12:23

Sample ID 231213-3jmwysabaq
Target 8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc
SHA256 8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc
Tags
collection discovery persistence spyware stealer privateloader risepro
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 Overview

score
10/10

SHA256

8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc

Threat Level: Known bad

The file 8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc was found to be: Known bad.

Malicious Activity Summary

collection discovery persistence spyware stealer privateloader risepro

Risepro family

Privateloader family

Reads user/profile data of local email clients

Drops startup file

Reads user/profile data of web browsers

Accesses Microsoft Outlook profiles

Checks installed software on the system

Adds Run key to start application

Looks up external IP address via web service

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

outlook_win_path

Suspicious use of WriteProcessMemory

outlook_office_path

Creates scheduled task(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-13 23:32

Signatures

Privateloader family

privateloader

Risepro family

risepro

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-13 23:32

Reported

2023-12-13 23:35

Platform

win10-20231023-en

Max time kernel

125s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe"

Signatures

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2184424523-918736138-622003966-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2184424523-918736138-622003966-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2184424523-918736138-622003966-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2184424523-918736138-622003966-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A

Checks installed software on the system

discovery

Looks up external IP address via web service

Description Indicator Process Target
N/A ipinfo.io N/A N/A
N/A ipinfo.io N/A N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2184424523-918736138-622003966-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2184424523-918736138-622003966-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe

"C:\Users\Admin\AppData\Local\Temp\8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc.exe"

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST

\??\c:\windows\system32\svchost.exe

c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s fhsvc

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 1580

Network

Country Destination Domain Proto
US 193.233.132.51:50500 tcp
US 8.8.8.8:53 ipinfo.io udp
US 34.117.59.81:443 ipinfo.io tcp
US 8.8.8.8:53 51.132.233.193.in-addr.arpa udp
US 8.8.8.8:53 81.59.117.34.in-addr.arpa udp
US 8.8.8.8:53 129.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp

Files

C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

MD5 dd038158781c1d250a98026b61d261d0
SHA1 5b7ca483b79403d0290ccb9cf1fd296a11fdde5b
SHA256 8119b6577450b97da247def0ce5951d072c447014884b1ad5f6fc32e4e4d26cc
SHA512 ebfeb415fe3cb866d0da02233a3a523a8c36314ea8a53698ea4a39743e5e99626e261fe5e41032dda27e4617b860600fb7d50d80e0e753b7620bba56463415e5

C:\Users\Admin\AppData\Local\Temp\posterBoxb6QwInRx3iUe6\QdX9ITDLyCRBWeb Data

MD5 90a4e3db168e5bdc6b5e562ce7f41a06
SHA1 2bf235c33b3395caefc1b9f1a280f83422f94d40
SHA256 fdd37b06f981e619d6690edeaa17ba8d86c66cec9331632f3d9922bb2c6eabf5
SHA512 e30f0a67bbdc6507ac5babaa5fe1e0db7cde6b62812f6365fe83293e5fbba3f62db43c80c635a43b3b0ffb2e08ac2faf79eff0d3bea8e2aaaca6c55fb0833c0b

C:\Users\Admin\AppData\Local\Temp\grandUIAb6QwInRx3iUe6\information.txt

MD5 178bd57fdc61eef86bd16e88c4c89776
SHA1 43e460bd958e44eae97080d95d90e232f25b2e8b
SHA256 7cad8f228829c37a4f6d79c6713e421d54fcfee9fbefaaea7df52e7c84bcf15b
SHA512 d823e143902f212c1c5d78c67b403b9d93b35c230198b53a2d5d9eec09609e88a7733bb400864a7ce563fa5a30dce3dd63697b1934d3e0f23ae05957a6766d28