Analysis Overview
SHA256
4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe
Threat Level: Known bad
The file 4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe was found to be: Known bad.
Malicious Activity Summary
Emotet family
Emotet
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-11-12 21:45
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-12 21:45
Reported
2024-11-12 21:48
Platform
win7-20240903-en
Max time kernel
142s
Max time network
145s
Command Line
Signatures
Emotet
Emotet family
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1916 wrote to memory of 2004 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1916 wrote to memory of 2004 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1916 wrote to memory of 2004 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1916 wrote to memory of 2004 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1916 wrote to memory of 2004 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TfPFIOmfC\qTjsjZh.dll"
Network
| Country | Destination | Domain | Proto |
| KR | 218.38.121.17:443 | tcp | |
| KR | 218.38.121.17:443 | tcp | |
| BR | 186.250.48.5:443 | tcp | |
| IT | 80.211.107.116:8080 | tcp | |
| US | 174.138.33.49:7080 | tcp | |
| SG | 165.22.254.236:8080 | tcp | |
| DE | 185.148.169.10:8080 | tcp | |
| DE | 62.171.178.147:8080 | tcp | |
| SG | 128.199.217.206:443 | tcp | |
| ID | 210.57.209.142:8080 | tcp | |
| ID | 36.67.23.59:443 | tcp |
Files
memory/1916-0-0x0000000180000000-0x0000000180030000-memory.dmp
memory/1916-3-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/1916-7-0x000007FEF6C30000-0x000007FEF6CC1000-memory.dmp
memory/2004-8-0x000007FEF6C30000-0x000007FEF6CC1000-memory.dmp
memory/2004-11-0x000007FEF6C30000-0x000007FEF6CC1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-12 21:45
Reported
2024-11-12 21:48
Platform
win10v2004-20241007-en
Max time kernel
138s
Max time network
149s
Command Line
Signatures
Emotet
Emotet family
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4984 wrote to memory of 1792 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 4984 wrote to memory of 1792 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\Yamhq\RqJusd.dll"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 74.208.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.209.201.84.in-addr.arpa | udp |
| KR | 218.38.121.17:443 | 218.38.121.17 | tcp |
| US | 8.8.8.8:53 | 17.121.38.218.in-addr.arpa | udp |
| BR | 186.250.48.5:443 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| IT | 80.211.107.116:8080 | tcp | |
| US | 174.138.33.49:7080 | tcp | |
| SG | 165.22.254.236:8080 | tcp | |
| DE | 185.148.169.10:8080 | tcp | |
| DE | 62.171.178.147:8080 | tcp | |
| SG | 128.199.217.206:443 | tcp | |
| ID | 210.57.209.142:8080 | tcp |
Files
memory/4984-0-0x0000000180000000-0x0000000180030000-memory.dmp
memory/4984-3-0x0000000000DA0000-0x0000000000DA1000-memory.dmp
memory/4984-7-0x00007FFD8C7A0000-0x00007FFD8C831000-memory.dmp