Analysis Overview
SHA256
9d071c0f4585b9e6db048911dccbefef5ed1101920bff5c315e50e3b487b7198
Threat Level: Known bad
The file Clientbuilt.exe was found to be: Known bad.
Malicious Activity Summary
Discordrat family
Discord RAT
Legitimate hosting services abused for malware hosting/C2
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-24 11:51
Signatures
Discordrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-24 11:51
Reported
2024-08-24 11:53
Platform
win7-20240704-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Discord RAT
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2520 wrote to memory of 2252 | N/A | C:\Users\Admin\AppData\Local\Temp\Clientbuilt.exe | C:\Windows\system32\WerFault.exe |
| PID 2520 wrote to memory of 2252 | N/A | C:\Users\Admin\AppData\Local\Temp\Clientbuilt.exe | C:\Windows\system32\WerFault.exe |
| PID 2520 wrote to memory of 2252 | N/A | C:\Users\Admin\AppData\Local\Temp\Clientbuilt.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Clientbuilt.exe
"C:\Users\Admin\AppData\Local\Temp\Clientbuilt.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2520 -s 596
Network
Files
memory/2520-0-0x000007FEF66B3000-0x000007FEF66B4000-memory.dmp
memory/2520-1-0x000000013F3A0000-0x000000013F3B8000-memory.dmp
memory/2520-2-0x000007FEF66B0000-0x000007FEF709C000-memory.dmp
memory/2520-3-0x000007FEF66B3000-0x000007FEF66B4000-memory.dmp
memory/2520-4-0x000007FEF66B0000-0x000007FEF709C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-24 11:51
Reported
2024-08-24 11:53
Platform
win10v2004-20240802-en
Max time kernel
134s
Max time network
129s
Command Line
Signatures
Discord RAT
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | discord.com | N/A | N/A |
| N/A | discord.com | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Clientbuilt.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Clientbuilt.exe
"C:\Users\Admin\AppData\Local\Temp\Clientbuilt.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | gateway.discord.gg | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 162.159.134.234:443 | gateway.discord.gg | tcp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | discord.com | udp |
| US | 162.159.137.232:443 | discord.com | tcp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 234.134.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | geolocation-db.com | udp |
| DE | 159.89.102.253:443 | geolocation-db.com | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.137.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
memory/4876-0-0x00007FFA10843000-0x00007FFA10845000-memory.dmp
memory/4876-1-0x00000203C61B0000-0x00000203C61C8000-memory.dmp
memory/4876-2-0x00000203E07A0000-0x00000203E0962000-memory.dmp
memory/4876-3-0x00007FFA10840000-0x00007FFA11301000-memory.dmp
memory/4876-4-0x00000203E0FE0000-0x00000203E1508000-memory.dmp
memory/4876-5-0x00007FFA10843000-0x00007FFA10845000-memory.dmp
memory/4876-6-0x00007FFA10840000-0x00007FFA11301000-memory.dmp