Analysis Overview
SHA256
3aa187495c8454f3c75a9091e6fd6bceddd7e2891b2a47098138efa2919e589f
Threat Level: Shows suspicious behavior
The file abcb40f4f221f98029c84af144dba3c8_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
UPX packed file
Writes to the Master Boot Record (MBR)
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-14 22:36
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-14 22:36
Reported
2024-06-14 22:39
Platform
win7-20240611-en
Max time kernel
140s
Max time network
122s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2072 wrote to memory of 2004 | N/A | C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2072 wrote to memory of 2004 | N/A | C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2072 wrote to memory of 2004 | N/A | C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2072 wrote to memory of 2004 | N/A | C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 164
Network
Files
memory/2072-0-0x0000000000400000-0x000000000046A000-memory.dmp
memory/2072-1-0x0000000000400000-0x000000000046A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-14 22:36
Reported
2024-06-14 22:39
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\abcb40f4f221f98029c84af144dba3c8_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4632 -ip 4632
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4632 -s 456
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.80.50.20.in-addr.arpa | udp |
Files
memory/4632-0-0x0000000000400000-0x000000000046A000-memory.dmp
memory/4632-1-0x0000000000400000-0x000000000046A000-memory.dmp