Malware Analysis Report

2025-08-06 03:36

Sample ID 231213-29z4jaaaen
Target 201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab
SHA256 201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab
Tags
privateloader risepro collection discovery persistence spyware stealer
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

201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab

Threat Level: Known bad

The file 201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab was found to be: Known bad.

Malicious Activity Summary

privateloader risepro collection discovery persistence spyware stealer

Privateloader family

Risepro family

Drops startup file

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Adds Run key to start application

Checks installed software on the system

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Drops file in System32 directory

Program crash

Enumerates physical storage devices

Unsigned PE

outlook_office_path

Creates scheduled task(s)

outlook_win_path

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-13 23:17

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 23:17

Reported

2023-12-13 23:20

Platform

win10-20231020-en

Max time kernel

125s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.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\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.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-1-5-21-2508097367-364665605-1201309312-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2508097367-364665605-1201309312-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2508097367-364665605-1201309312-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2508097367-364665605-1201309312-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.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\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe N/A
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.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\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.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-1-5-21-2508097367-364665605-1201309312-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2508097367-364665605-1201309312-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.exe

"C:\Users\Admin\AppData\Local\Temp\201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab.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 2980 -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 138.91.171.81:80 tcp
US 8.8.8.8:53 210.143.182.52.in-addr.arpa udp

Files

C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

MD5 ab571aa16fe8f9a8dc8617f2a6a19043
SHA1 6b2911614241750e25ea34f229423491d5d8a7c8
SHA256 201fcfce04f8d313c9cc1f43a2ac01fade791788a4e4abedf4d9d3a5ec5353ab
SHA512 d72df7d102e0a83ce7f87460625d7009f40e5ad629aced6dbc0d178bd0410cdbfa5925dc00a7e309634c995362288772561994c623f92c951163a552098aba97

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

MD5 908cc2dad5eb4412aaa2a85beb5f6341
SHA1 a5f1b88092d219e71e8969d01ee2a3ae669a5600
SHA256 210fc747617b64d2430897b4c11cd5dc81bc3a991d7c622b90918ce4d112baa4
SHA512 38729498bd42d999c38dc769cc79057917a933080d608574460fe7ba7c9409db4e01979044151bc0922b1a9816398e25b7be59976bd318b1202b5d13fcf03cd9

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

MD5 3e480304ae9468a957eb2163f1b9ed6d
SHA1 d43a5c89bd9491e157a2f5c10078a5afec502325
SHA256 95bd2de089360a85d1c8f609401f2334fc236de5226312446ee7ea17e36ebcfb
SHA512 d5ea537b7adbffcfb80c3e4909e1656a99ef7d96d9c6c06e3bda08540e7e517ec71ff9372966bdef28bafa89851f42589ee3f5c87c3f1a3fe9c3aac09c1d3933