Analysis Overview
SHA256
3ede22d7876473b896473266b5d67a8ce4077286fcbd24ecc2a0396ec61da99f
Threat Level: Known bad
The file F.I.S.TTrainer_JC.exe was found to be: Known bad.
Malicious Activity Summary
R77 family
r77 rootkit payload
Unsigned PE
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-08-08 15:59
Signatures
R77 family
r77 rootkit payload
| 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 |
Analysis: behavioral1
Detonation Overview
Submitted
2023-08-08 15:59
Reported
2023-08-08 16:01
Platform
win7-20230712-en
Max time kernel
122s
Max time network
125s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2584 wrote to memory of 3028 | N/A | C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe | C:\Windows\system32\WerFault.exe |
| PID 2584 wrote to memory of 3028 | N/A | C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe | C:\Windows\system32\WerFault.exe |
| PID 2584 wrote to memory of 3028 | N/A | C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe
"C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2584 -s 868
Network
Files
memory/2584-54-0x00000000003F0000-0x000000000042E000-memory.dmp
memory/2584-55-0x000007FEF5B40000-0x000007FEF652C000-memory.dmp
memory/2584-56-0x000000001B040000-0x000000001B0C0000-memory.dmp
memory/2584-57-0x000000001B040000-0x000000001B0C0000-memory.dmp
memory/2584-58-0x000000001B040000-0x000000001B0C0000-memory.dmp
memory/2584-59-0x000000001B040000-0x000000001B0C0000-memory.dmp
memory/2584-63-0x000000001B040000-0x000000001B0C0000-memory.dmp
memory/2584-64-0x000007FEF5B40000-0x000007FEF652C000-memory.dmp
memory/2584-65-0x000000001B040000-0x000000001B0C0000-memory.dmp
memory/2584-66-0x000000001B040000-0x000000001B0C0000-memory.dmp
memory/2584-67-0x000000001B040000-0x000000001B0C0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-08 15:59
Reported
2023-08-08 16:01
Platform
win10v2004-20230703-en
Max time kernel
142s
Max time network
151s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe
"C:\Users\Admin\AppData\Local\Temp\F.I.S.TTrainer_JC.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 420 -p 1228 -ip 1228
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1228 -s 1180
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 516 -p 1228 -ip 1228
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1228 -s 1180
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.133.241.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.8.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.65.42.20.in-addr.arpa | udp |
Files
memory/1228-133-0x00007FFC85B60000-0x00007FFC86621000-memory.dmp
memory/1228-135-0x0000021138FB0000-0x0000021138FC0000-memory.dmp
memory/1228-134-0x0000021138FB0000-0x0000021138FC0000-memory.dmp
memory/1228-136-0x0000021138FB0000-0x0000021138FC0000-memory.dmp
memory/1228-137-0x0000021138FB0000-0x0000021138FC0000-memory.dmp
memory/1228-138-0x00007FFC85B60000-0x00007FFC86621000-memory.dmp