Analysis Overview
SHA256
742c592f403e6ca27a661bce036058d6f2d1505ccf8f470f2c81c82e1ab675d6
Threat Level: Known bad
The file f59c7f968b7af0b65e3944acf921106f_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Expiro, m0yv
Expiro payload
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-04-17 10:56
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-17 10:56
Reported
2024-04-17 10:58
Platform
win7-20240319-en
Max time kernel
121s
Max time network
124s
Command Line
Signatures
Expiro, m0yv
Expiro payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2324 wrote to memory of 2880 | N/A | C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2324 wrote to memory of 2880 | N/A | C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2324 wrote to memory of 2880 | N/A | C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2324 wrote to memory of 2880 | N/A | C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 124
Network
Files
memory/2324-0-0x0000000001220000-0x000000000130E000-memory.dmp
memory/2324-1-0x0000000001220000-0x000000000130E000-memory.dmp
memory/2324-2-0x0000000001220000-0x000000000130E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-17 10:56
Reported
2024-04-17 10:58
Platform
win10v2004-20240412-en
Max time kernel
146s
Max time network
155s
Command Line
Signatures
Expiro, m0yv
Expiro payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f59c7f968b7af0b65e3944acf921106f_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5032 -ip 5032
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 336
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.114.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.143.182.52.in-addr.arpa | udp |
Files
memory/5032-0-0x0000000000C40000-0x0000000000D2E000-memory.dmp
memory/5032-1-0x0000000000C40000-0x0000000000D2E000-memory.dmp
memory/5032-2-0x0000000000C40000-0x0000000000D2E000-memory.dmp