Analysis Overview
SHA256
b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b
Threat Level: Known bad
The file b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b was found to be: Known bad.
Malicious Activity Summary
Risepro family
Privateloader family
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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
Program crash
Unsigned PE
Enumerates physical storage devices
outlook_win_path
outlook_office_path
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-13 21:37
Signatures
Privateloader family
Risepro family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-13 21:37
Reported
2023-12-13 21:40
Platform
win10-20231025-en
Max time kernel
127s
Max time network
135s
Command Line
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\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| 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\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.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\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
| 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\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
Adds Run key to start application
| 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\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
Checks installed software on the system
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 created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy | C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
Creates scheduled task(s)
| 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 behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
Suspicious use of WriteProcessMemory
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\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.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\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.exe
"C:\Users\Admin\AppData\Local\Temp\b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b.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 -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 -u -p 1828 -s 1600
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 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 6.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
Files
C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe
| MD5 | 47d99588a42bd1fb9d272c449c4ab9cc |
| SHA1 | d2461d29500a220e26a7408420c191b8c4eed3eb |
| SHA256 | b02b8ac5bc8420a269b0a43a0e792e59f4c6d2c6c0cd8825558c59ce3b74b86b |
| SHA512 | 11c31f3947e60bd9e4c7c98cf8057ae701d91f8958b86a0d0d33abccae198a84c70c22762b0d153ea21a6b8142969f45934a2351003abb20d6ec202076710138 |
C:\Users\Admin\AppData\Local\Temp\posterBoxvLUxZOvIIqqf7\QdX9ITDLyCRBWeb Data
| MD5 | 5962032f5f9ef10ad7afb6c595abf5c6 |
| SHA1 | fe47554bacd8ac1f3b9c249eb36c50aa0a8fd241 |
| SHA256 | 0a5f892414b30f17d2a99466c400da50eef364501550d1835578042b084baa1e |
| SHA512 | c4fb5d51f9b973f331a381577c7e5df57a92547d8192dfa100f41d0e1f5c1075dc04709372f7de929d433ac2a2b8c432c876744a41718b2005fc3453d2260f8e |
C:\Users\Admin\AppData\Local\Temp\grandUIAvLUxZOvIIqqf7\information.txt
| MD5 | 3d7497924c74cd6ec70469ae33a5208c |
| SHA1 | c46b09121c86d19396039bb7613700a3f521bb3a |
| SHA256 | 8e86f5542ff3f2d1c870be0a7f65c958f46432383999bd79ca9af07ce6d04f9c |
| SHA512 | dc4d4905869355037aa7ba433f96d55ac6b3cbf42497fb7ccf7ba4bb5de89ed31fcef510bd11716ee487f7bef9354ece751629abb20d677d01b90a871e365a8c |