Malware Analysis Report

2025-08-06 03:35

Sample ID 231213-3b92hsbeg5
Target e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4
SHA256 e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4
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

e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4

Threat Level: Known bad

The file e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4 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 web browsers

Reads user/profile data of local email clients

Drops startup file

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 use of AdjustPrivilegeToken

Checks processor information in registry

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

outlook_office_path

outlook_win_path

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-13 23:21

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 23:21

Reported

2023-12-13 23:24

Platform

win10v2004-20231130-en

Max time kernel

141s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.exe N/A
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI C:\Users\Admin\AppData\Local\Temp\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.exe

"C:\Users\Admin\AppData\Local\Temp\e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4.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 408 -p 4488 -ip 4488

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 1676

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 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 17.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
N/A 224.0.0.251:5353 udp
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 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 81.59.117.34.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.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 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 211.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

MD5 219a78e642ad2c0350149bfe490c2ed3
SHA1 3a5d6ed0920825a1cca53df3a9b62e603ef346bc
SHA256 e9e79b9b5180ab5c25c4edeb67f428467f24c0ecabb51526ff527b7f6673e1b4
SHA512 a7739f82a6c0509b7255a4024acd9d35a06719fbe37af842111de4c1e3606de2b48fe81ac5582f006058d495e18569e6c1c6d337236eb0e08ee8354cebfa467e

C:\Users\Admin\AppData\Local\Temp\posterBoxqsJMMUZwNh8FS\ZunTSaNJLBVfWeb Data

MD5 f70aa3fa04f0536280f872ad17973c3d
SHA1 50a7b889329a92de1b272d0ecf5fce87395d3123
SHA256 8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8
SHA512 30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

C:\Users\Admin\AppData\Local\Temp\posterBoxqsJMMUZwNh8FS\QdX9ITDLyCRBWeb Data

MD5 5bca7f96843d97e2c39afbb8b5f9865b
SHA1 e64666a5d705a768e2351621577a386400111251
SHA256 e25c46923271e687a972edfcf511d7685c24ce2e509a5b10d0ba4cd6f2bfeab2
SHA512 40771d495b407c0ede8ad3e5d8e77cf588a607426f0597f0c10a81ec7b2614f28a66a1c5ff36bf8bf6905bdc6b537d8cc5a749725adfc57f72ec3c9ee17f76d3

C:\Users\Admin\AppData\Local\Temp\grandUIAqsJMMUZwNh8FS\information.txt

MD5 ef4c2377a90e6f6b2d95b148c9c50d42
SHA1 9e5c71708e1736e8614c1583f2a8f4105a4db3e3
SHA256 41d46cd57c82744103fc44d4ec37d733447932a17019e993d986be09514e5955
SHA512 6f94163c11a402313417c9c8e2debc27fc2e1dc3a10137557f1655dbea1348b8dbe3df38fb724b51189947dfe684f5ba3e5a9af54cfdf00bbf07fc317f32ddc0

memory/3860-82-0x000001F7D4240000-0x000001F7D4250000-memory.dmp

memory/3860-98-0x000001F7D4340000-0x000001F7D4350000-memory.dmp

memory/3860-114-0x000001F7DC8A0000-0x000001F7DC8A1000-memory.dmp

memory/3860-115-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-116-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-117-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-118-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-119-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-120-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-121-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-122-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-123-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-124-0x000001F7DC8D0000-0x000001F7DC8D1000-memory.dmp

memory/3860-125-0x000001F7DC500000-0x000001F7DC501000-memory.dmp

memory/3860-126-0x000001F7DC4F0000-0x000001F7DC4F1000-memory.dmp

memory/3860-128-0x000001F7DC500000-0x000001F7DC501000-memory.dmp

memory/3860-131-0x000001F7DC4F0000-0x000001F7DC4F1000-memory.dmp

memory/3860-134-0x000001F7D3BE0000-0x000001F7D3BE1000-memory.dmp

C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm

MD5 da8b7cd82c044ed951396684298dd375
SHA1 7a713f5b48bd6112de8bdeb404602300630f983d
SHA256 d3b8c27a9aae23de8feb646c553e467fef60f2829ef75d18c42bc844b4f9904d
SHA512 e437890da0409a82bc5a2520f89077ae934d86b366902323724dc85a62c3cf66edb6a36cfce3640060ed585f89ebfff2485dcc8e0beebea737710ab7dcd34a18

memory/3860-146-0x000001F7DC620000-0x000001F7DC621000-memory.dmp

memory/3860-148-0x000001F7DC630000-0x000001F7DC631000-memory.dmp

memory/3860-149-0x000001F7DC630000-0x000001F7DC631000-memory.dmp

memory/3860-150-0x000001F7DC740000-0x000001F7DC741000-memory.dmp