Malware Analysis Report

2025-08-05 12:22

Sample ID 231214-agr4nsacdl
Target 07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db
SHA256 07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db
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

07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db

Threat Level: Known bad

The file 07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db was found to be: Known bad.

Malicious Activity Summary

privateloader risepro collection discovery persistence spyware stealer

Privateloader family

Risepro family

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Drops startup file

Adds Run key to start application

Looks up external IP address via web service

Checks installed software on the system

Accesses Microsoft Outlook profiles

Drops file in System32 directory

Unsigned PE

Program crash

Enumerates physical storage devices

outlook_office_path

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-14 00:11

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

2023-12-14 00:11

Reported

2023-12-14 00:14

Platform

win10-20231025-en

Max time kernel

127s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.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\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.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-1-5-21-2852493121-870915337-2715324265-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2852493121-870915337-2715324265-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2852493121-870915337-2715324265-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2852493121-870915337-2715324265-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.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\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe N/A
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.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\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.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-1-5-21-2852493121-870915337-2715324265-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2852493121-870915337-2715324265-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe

"C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe"

\??\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 HR" /sc HOURLY /rl HIGHEST

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 4196 -s 1728

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 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 11.173.189.20.in-addr.arpa udp

Files

C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

MD5 515c371d3f027d65eddf2388478100e7
SHA1 9a060d1e807a70cdc3e9ba3d35780184ba689807
SHA256 07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db
SHA512 382c7a276a46cf7bc7a8ee229541712df499f9ffda43d5460415ac26ac2a9f5313c0788db55f052555a54551c040cf6386972fee4c0d94350a6a0c5f475f80c3

C:\Users\Admin\AppData\Local\Temp\posterBoxeT9A8Y9uMGZWj\QdX9ITDLyCRBWeb Data

MD5 5962032f5f9ef10ad7afb6c595abf5c6
SHA1 fe47554bacd8ac1f3b9c249eb36c50aa0a8fd241
SHA256 0a5f892414b30f17d2a99466c400da50eef364501550d1835578042b084baa1e
SHA512 c4fb5d51f9b973f331a381577c7e5df57a92547d8192dfa100f41d0e1f5c1075dc04709372f7de929d433ac2a2b8c432c876744a41718b2005fc3453d2260f8e

C:\Users\Admin\AppData\Local\Temp\grandUIAeT9A8Y9uMGZWj\information.txt

MD5 9f14d4dc77257ad67eba221c68b5e611
SHA1 125ceeea56734478b15502fe412921b9c37d0490
SHA256 d36af4fc5628e9ff778e7fd35f5aa6a22f6f45e644a552fd003ff049c3a0013a
SHA512 3e8cc930afcf17532eda5e92c6f4a1dfced7002c97e4ef65434764d9fe4e35b9f9e92e17f926c31b3555962f855f4add2c824fea49a2561f44d7533e8591e611