Analysis Overview
SHA256
e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f
Threat Level: Known bad
The file e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f was found to be: Known bad.
Malicious Activity Summary
r77 rootkit payload
R77 family
Unsigned PE
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-08-12 09:43
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
2023-08-12 09:43
Reported
2023-08-12 09:46
Platform
win7-20230712-en
Max time kernel
119s
Max time network
122s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2576 wrote to memory of 284 | N/A | C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe | C:\Windows\system32\WerFault.exe |
| PID 2576 wrote to memory of 284 | N/A | C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe | C:\Windows\system32\WerFault.exe |
| PID 2576 wrote to memory of 284 | N/A | C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe
"C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2576 -s 836
Network
Files
memory/2576-54-0x0000000000340000-0x0000000000372000-memory.dmp
memory/2576-55-0x000007FEF5CF0000-0x000007FEF66DC000-memory.dmp
memory/2576-57-0x000000001AF60000-0x000000001AFE0000-memory.dmp
memory/2576-56-0x000000001AF60000-0x000000001AFE0000-memory.dmp
memory/2576-58-0x000000001AF60000-0x000000001AFE0000-memory.dmp
memory/2576-62-0x000000001AF60000-0x000000001AFE0000-memory.dmp
memory/2576-63-0x000007FEF5CF0000-0x000007FEF66DC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-12 09:43
Reported
2023-08-12 09:46
Platform
win10v2004-20230703-en
Max time kernel
150s
Max time network
146s
Command Line
Signatures
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe
"C:\Users\Admin\AppData\Local\Temp\e97617802dd6b284e55f1bde9022d69718c4ccb13f7ba77c31463cd6965c623f.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | flingtrainer.com | udp |
| US | 104.26.0.11:443 | flingtrainer.com | tcp |
| US | 8.8.8.8:53 | x2.c.lencr.org | udp |
| NL | 23.222.33.142:80 | x2.c.lencr.org | tcp |
| US | 8.8.8.8:53 | 11.0.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 142.33.222.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.8.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.173.189.20.in-addr.arpa | udp |
Files
memory/4156-133-0x00007FFB695A0000-0x00007FFB6A061000-memory.dmp
memory/4156-134-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-135-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-136-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-137-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-138-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-139-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-149-0x00007FFB695A0000-0x00007FFB6A061000-memory.dmp
memory/4156-150-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-151-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-152-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-153-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-155-0x000001592F750000-0x000001592F760000-memory.dmp
memory/4156-154-0x000001592F750000-0x000001592F760000-memory.dmp