Analysis Overview
SHA256
a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da
Threat Level: Known bad
The file a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da was found to be: Known bad.
Malicious Activity Summary
Emotet
Emotet family
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-11-13 17:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 17:41
Reported
2024-11-13 17:43
Platform
win7-20240903-en
Max time kernel
142s
Max time network
147s
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 2340 wrote to memory of 1532 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2340 wrote to memory of 1532 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2340 wrote to memory of 1532 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2340 wrote to memory of 1532 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2340 wrote to memory of 1532 | 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\a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WcytzhBPMqNj\iYkobZQJrci.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/2340-0-0x0000000180000000-0x0000000180030000-memory.dmp
memory/2340-3-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/2340-7-0x000007FEF6BF0000-0x000007FEF6CC6000-memory.dmp
memory/1532-8-0x000007FEF6BF0000-0x000007FEF6CC6000-memory.dmp
memory/1532-11-0x000007FEF6BF0000-0x000007FEF6CC6000-memory.dmp
memory/1532-18-0x000007FEF6BF0000-0x000007FEF6CC6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-13 17:41
Reported
2024-11-13 17:43
Platform
win10v2004-20241007-en
Max time kernel
138s
Max time network
148s
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 2376 wrote to memory of 2880 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2376 wrote to memory of 2880 | 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\a42a1da89a214bb64badd660e3003b82d9cfdb2edb101b54c1abadf534c898da.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WrGKnxxWslYzAWZ\MRktWIi.dll"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.208.201.84.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 |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| BR | 186.250.48.5:443 | tcp | |
| IT | 80.211.107.116:8080 | tcp | |
| US | 174.138.33.49:7080 | tcp | |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| 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/2376-0-0x0000000180000000-0x0000000180030000-memory.dmp
memory/2376-3-0x00000000027D0000-0x00000000027D1000-memory.dmp
memory/2376-7-0x00007FFE66D40000-0x00007FFE66E16000-memory.dmp