Analysis Overview
SHA256
8aa1286fb55478109fa9ab49358a8b06d6125f73a611e90d753109ac26603464
Threat Level: Known bad
The file 4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Vidar
Vidar Stealer
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-31 04:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-31 04:06
Reported
2024-03-31 04:09
Platform
win7-20240221-en
Max time kernel
142s
Max time network
124s
Command Line
Signatures
Vidar
Vidar Stealer
| 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 |
| 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\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2428 wrote to memory of 2352 | N/A | C:\Users\Admin\AppData\Local\Temp\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2428 wrote to memory of 2352 | N/A | C:\Users\Admin\AppData\Local\Temp\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2428 wrote to memory of 2352 | N/A | C:\Users\Admin\AppData\Local\Temp\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2428 wrote to memory of 2352 | N/A | C:\Users\Admin\AppData\Local\Temp\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 1332
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | mas.to | udp |
| US | 104.21.11.154:443 | mas.to | tcp |
Files
memory/2428-1-0x0000000001860000-0x0000000001960000-memory.dmp
memory/2428-2-0x0000000001730000-0x0000000001806000-memory.dmp
memory/2428-3-0x0000000000400000-0x0000000001728000-memory.dmp
memory/2428-19-0x0000000000400000-0x0000000001728000-memory.dmp
memory/2428-20-0x0000000001860000-0x0000000001960000-memory.dmp
memory/2428-22-0x0000000001730000-0x0000000001806000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-31 04:06
Reported
2024-03-31 04:09
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
152s
Command Line
Signatures
Vidar
Vidar Stealer
| 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 |
| 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\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4cafd5c0f431df7e009e7d6d64c74531_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1076 -ip 1076
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1076 -s 1636
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mas.to | udp |
| US | 172.67.166.96:443 | mas.to | tcp |
| US | 8.8.8.8:53 | 96.166.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 3.36.251.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 40.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.173.189.20.in-addr.arpa | udp |
Files
memory/1076-1-0x0000000001790000-0x0000000001890000-memory.dmp
memory/1076-2-0x0000000003370000-0x0000000003446000-memory.dmp
memory/1076-3-0x0000000000400000-0x0000000001728000-memory.dmp
memory/1076-10-0x0000000000400000-0x0000000001728000-memory.dmp
memory/1076-11-0x0000000003370000-0x0000000003446000-memory.dmp