Malware Analysis Report

2025-08-05 12:22

Sample ID 231214-af7gzabge9
Target 9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0
SHA256 9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0
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

9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0

Threat Level: Known bad

The file 9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0 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 web browsers

Drops startup file

Reads user/profile data of local email clients

Checks installed software on the system

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Adds Run key to start application

Drops file in System32 directory

Unsigned PE

Program crash

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

outlook_office_path

outlook_win_path

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-14 00:10

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 00:10

Reported

2023-12-14 00:12

Platform

win10v2004-20231130-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.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\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.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-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.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\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe N/A
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.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\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeManageVolumePrivilege N/A C:\Windows\System32\svchost.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.exe

"C:\Users\Admin\AppData\Local\Temp\9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0.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 WPDBusEnum

C:\Windows\system32\svchost.exe

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

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 432 -p 4844 -ip 4844

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 1712

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k UnistackSvcGroup

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 193.233.132.51:50500 tcp
N/A 224.0.0.251:5353 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 95.221.229.192.in-addr.arpa udp
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 18.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.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 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 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 195.233.44.23.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 211.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 170.117.168.52.in-addr.arpa udp

Files

C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

MD5 ed9548572a37b6fce0099e79dae82d83
SHA1 f561a3def7cd1c56e0e705afa6d1abbee5c2b807
SHA256 9c1017bf865d7dc2ac174b9a7de5ce90ce19ae430662a4c55c7b1d18d4b5e7f0
SHA512 a4baffe90d97222cf86fcae1b5df1e2456c8999029f689ea824bbaf948396d969ce69d40fd9f1ac96086c112c86257acc58d4329f2c8b20074d1186e91f5791b

C:\Users\Admin\AppData\Local\Temp\posterBoxXRiK9hX_zAQZ_\ZunTSaNJLBVfWeb Data

MD5 f70aa3fa04f0536280f872ad17973c3d
SHA1 50a7b889329a92de1b272d0ecf5fce87395d3123
SHA256 8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8
SHA512 30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

C:\Users\Admin\AppData\Local\Temp\posterBoxXRiK9hX_zAQZ_\QdX9ITDLyCRBWeb Data

MD5 5bca7f96843d97e2c39afbb8b5f9865b
SHA1 e64666a5d705a768e2351621577a386400111251
SHA256 e25c46923271e687a972edfcf511d7685c24ce2e509a5b10d0ba4cd6f2bfeab2
SHA512 40771d495b407c0ede8ad3e5d8e77cf588a607426f0597f0c10a81ec7b2614f28a66a1c5ff36bf8bf6905bdc6b537d8cc5a749725adfc57f72ec3c9ee17f76d3

C:\Users\Admin\AppData\Local\Temp\grandUIAXRiK9hX_zAQZ_\information.txt

MD5 b407522642223795e4a3414a304885e3
SHA1 5610c384647723e168fe95fffa996288e331d8cc
SHA256 b7c0c6ec641a6e99ca9278567ce20c9a8121f010be4276a64683628f7b033835
SHA512 90c196a9ca39a77725a07b67b43395c19f3d0792a77350d06807f65cac40b8b5fdfc84ad9e1b85f406cbb05fae3d853660b818c51b30e4c8dc82857c890ae09f

memory/4576-82-0x0000024539C40000-0x0000024539C50000-memory.dmp

memory/4576-98-0x0000024539D40000-0x0000024539D50000-memory.dmp

memory/4576-114-0x00000245422B0000-0x00000245422B1000-memory.dmp

memory/4576-115-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-116-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-117-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-118-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-119-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-120-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-121-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-122-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-123-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-124-0x00000245422E0000-0x00000245422E1000-memory.dmp

memory/4576-125-0x0000024541F00000-0x0000024541F01000-memory.dmp

memory/4576-126-0x0000024541EF0000-0x0000024541EF1000-memory.dmp

memory/4576-128-0x0000024541F00000-0x0000024541F01000-memory.dmp

memory/4576-131-0x0000024541EF0000-0x0000024541EF1000-memory.dmp

memory/4576-134-0x00000245395F0000-0x00000245395F1000-memory.dmp

memory/4576-146-0x0000024542030000-0x0000024542031000-memory.dmp

memory/4576-148-0x0000024542040000-0x0000024542041000-memory.dmp

memory/4576-149-0x0000024542040000-0x0000024542041000-memory.dmp

memory/4576-150-0x0000024542150000-0x0000024542151000-memory.dmp