Analysis Overview
SHA256
a33b1a0e0b70ee3c311717bdfe0ff5ffb85d3160186f595c48b4b49c51c563f2
Threat Level: Shows suspicious behavior
The file 49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Reads user/profile data of web browsers
Checks computer location settings
Credentials from Password Stores: Windows Credential Manager
Executes dropped EXE
Enumerates connected drives
Adds Run key to start application
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Browser Information Discovery
Unsigned PE
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-15 20:17
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-15 20:17
Reported
2024-10-15 20:20
Platform
win7-20240903-en
Max time kernel
148s
Max time network
154s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\smss.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\smss = "C:\\smss.exe" | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\A: | C:\smss.exe | N/A |
| File opened (read-only) | \??\B: | C:\smss.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\smss.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2092 wrote to memory of 2108 | N/A | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | C:\smss.exe |
| PID 2092 wrote to memory of 2108 | N/A | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | C:\smss.exe |
| PID 2092 wrote to memory of 2108 | N/A | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | C:\smss.exe |
| PID 2092 wrote to memory of 2108 | N/A | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | C:\smss.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe"
C:\smss.exe
"C:\smss.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
Files
C:\smss.exe
| MD5 | 58e4a5b93a533b88d14a4356b975b6ff |
| SHA1 | 7ab82768fd4556f3037f7258e02f5bbcbb1a1e1c |
| SHA256 | f09da3978ebc8a1293b5aeb4b94598d1370f79ac393cb2671fb50c15a326dc45 |
| SHA512 | 9ac69f521d6f54c0372869863a0e6582955723e0cfb5a24eec9557cdb3f11317cbadea7143e810e6a17cb1f30923bfca4d4adae780f396c7328408fa176c66f5 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-15 20:17
Reported
2024-10-15 20:20
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | N/A |
Credentials from Password Stores: Windows Credential Manager
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\smss.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\smss = "C:\\smss.exe" | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\A: | C:\smss.exe | N/A |
| File opened (read-only) | \??\B: | C:\smss.exe | N/A |
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\smss.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\smss.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3636 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | C:\smss.exe |
| PID 3636 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | C:\smss.exe |
| PID 3636 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe | C:\smss.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\49d01a61cf81e426ddf6a7b986c45ea6_JaffaCakes118.exe"
C:\smss.exe
"C:\smss.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | 134.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
| US | 8.8.8.8:53 | massaka.ath.cx | udp |
Files
C:\smss.exe
| MD5 | 58e4a5b93a533b88d14a4356b975b6ff |
| SHA1 | 7ab82768fd4556f3037f7258e02f5bbcbb1a1e1c |
| SHA256 | f09da3978ebc8a1293b5aeb4b94598d1370f79ac393cb2671fb50c15a326dc45 |
| SHA512 | 9ac69f521d6f54c0372869863a0e6582955723e0cfb5a24eec9557cdb3f11317cbadea7143e810e6a17cb1f30923bfca4d4adae780f396c7328408fa176c66f5 |