Analysis Overview
SHA256
07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db
Threat Level: Known bad
The file 07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db was found to be: Known bad.
Malicious Activity Summary
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
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-14 00:11
Signatures
Privateloader family
Risepro family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-14 00:11
Reported
2023-12-14 00:14
Platform
win10-20231025-en
Max time kernel
127s
Max time network
132s
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\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.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\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
| 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
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
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.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\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)
| 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\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\07cf715867a8e20e73c41776a193ab1e9c9fcacfca687bdd57f97598312cd7db.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\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 |