Analysis Overview
SHA256
dce25b7e9cab6c3925db0fece17e93d6af1869ea6c6632f2731488a62e25588b
Threat Level: Shows suspicious behavior
The file 02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Installs/modifies Browser Helper Object
Unsigned PE
Modifies registry class
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-22 12:11
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-22 12:11
Reported
2024-06-22 12:14
Platform
win7-20240508-en
Max time kernel
122s
Max time network
123s
Command Line
Signatures
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}! | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}!\ = "360°²È«ÎÀÊ¿" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode\ = "Safemon class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode\Clsid | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\ProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode\Clsid\ = "{B69F34DD-F0F9-42DC-9EDD-957187DA688D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\ProgID\ = "02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\ = "Safemon class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2056 wrote to memory of 2076 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2056 wrote to memory of 2076 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2056 wrote to memory of 2076 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2056 wrote to memory of 2076 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2056 wrote to memory of 2076 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2056 wrote to memory of 2076 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2056 wrote to memory of 2076 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.dll
Network
Files
memory/2076-0-0x0000000000340000-0x00000000003B4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-22 12:11
Reported
2024-06-22 12:14
Platform
win10v2004-20240226-en
Max time kernel
145s
Max time network
151s
Command Line
Signatures
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}!\ = "360°²È«ÎÀÊ¿" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}! | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode\ = "Safemon class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode\Clsid\ = "{B69F34DD-F0F9-42DC-9EDD-957187DA688D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\ProgID | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\ProgID\ = "02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\ = "Safemon class" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.360SafeMode\Clsid | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B69F34DD-F0F9-42DC-9EDD-957187DA688D}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5092 wrote to memory of 4416 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 5092 wrote to memory of 4416 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 5092 wrote to memory of 4416 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\02109a9c548708dbf6d6b2a1fe3e8372_JaffaCakes118.dll
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| GB | 216.58.212.202:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 202.212.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 93.65.42.20.in-addr.arpa | udp |
Files
memory/4416-0-0x0000000000BA0000-0x0000000000C14000-memory.dmp