Malware Analysis Report

2025-08-10 17:27

Sample ID 231213-16bq4ahfhq
Target 68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a
SHA256 68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a
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

68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a

Threat Level: Known bad

The file 68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a was found to be: Known bad.

Malicious Activity Summary

privateloader risepro collection discovery persistence spyware stealer

Risepro family

Privateloader family

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Drops startup file

Looks up external IP address via web service

Checks installed software on the system

Accesses Microsoft Outlook profiles

Adds Run key to start application

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Program crash

outlook_office_path

outlook_win_path

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-13 22:15

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 22:15

Reported

2023-12-13 22:17

Platform

win10v2004-20231127-en

Max time kernel

145s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.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\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.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-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.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 C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe N/A
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.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\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.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-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.exe

"C:\Users\Admin\AppData\Local\Temp\68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a.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 -p -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 -pss -s 444 -p 2212 -ip 2212

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2212 -s 1808

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 193.233.132.51:50500 tcp
US 8.8.8.8:53 1.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 51.132.233.193.in-addr.arpa udp
US 8.8.8.8:53 188.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 ipinfo.io udp
US 34.117.59.81:443 ipinfo.io tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 82.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 81.59.117.34.in-addr.arpa udp
US 8.8.8.8:53 167.109.18.2.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 196.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 213.80.50.20.in-addr.arpa udp

Files

C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

MD5 b991c96def9c2535aa07413e4ddede9a
SHA1 5bb261e16b3d1c877e57742c87312fdfa25ac297
SHA256 68b90c296d7d3a9e57d7791ca1a800be26e1b8469a12e3cc6c3f68020b805e5a
SHA512 fafc373ee0f03ad8f22f8a3177a6659d66afb436c2d165e4f58d3ea9bf1aedf33aee74d7be9d345c4ebe037201d203f36ad31d5d5e70c4e74e2896d214f0e45e

C:\Users\Admin\AppData\Local\Temp\posterBoxrguLPR8U6IfaB\ZunTSaNJLBVfWeb Data

MD5 f70aa3fa04f0536280f872ad17973c3d
SHA1 50a7b889329a92de1b272d0ecf5fce87395d3123
SHA256 8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8
SHA512 30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

C:\Users\Admin\AppData\Local\Temp\posterBoxrguLPR8U6IfaB\QdX9ITDLyCRBWeb Data

MD5 15b15858232eb73939154fa51070f7d9
SHA1 c5d442be8afd48c12f3e10324d74c274ebad25d8
SHA256 415b5d95ff3e636716deaa385106694fcc257f82be4fe831fdaed420bba50cf2
SHA512 8477c2a94ecbecff9d79d3f73713d568ab29260cd51397f54939629531aa84eeaaffc742bef744da071718b597b15e8870c547cf1dfeb122686bb9e59a7dfd86

C:\Users\Admin\AppData\Local\Temp\grandUIArguLPR8U6IfaB\information.txt

MD5 1fc51370c1abaaf64a06d4e1fc494dd3
SHA1 29b3a16fc06ac4d9a170f6f27ea5015f4b4cd036
SHA256 053f8033e5549c114cd9f06575af5c33b7304e5f7e4e919324622b7238eee94f
SHA512 0e0f293c24d2e37a559aa17ed28f528c3be88aa1b1e688998105eee707485373a791971c9fa8d2c8e39b6799fe1ca13750f11f44b8002c1f84d92531a10ee8cb