Analysis Overview
SHA256
37c4531329fa012f60ff5ca4b66b6658498bf58b8ba282a782d9da4d8a84104f
Threat Level: Known bad
The file Olggolg3aHWcYpAQtYdrGEo5IC3.zip was found to be: Known bad.
Malicious Activity Summary
Emotet
Adds Run key to start application
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-08 09:47
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-08 09:47
Reported
2023-03-08 09:50
Platform
win7-20230220-en
Max time kernel
150s
Max time network
161s
Command Line
Signatures
Emotet
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 1888 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1888 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1888 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1888 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1888 wrote to memory of 1728 | 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\1XJjowbGw9CafDWMFZbigWvOtVEfvuO.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\PMniWFBO\ZeLpeyv.dll"
Network
| Country | Destination | Domain | Proto |
| FR | 91.121.146.47:8080 | tcp | |
| FR | 91.121.146.47:8080 | tcp | |
| US | 66.228.32.31:7080 | tcp | |
| US | 66.228.32.31:7080 | tcp | |
| KR | 182.162.143.56:443 | tcp | |
| KR | 182.162.143.56:443 | tcp | |
| BR | 187.63.160.88:80 | tcp | |
| BR | 187.63.160.88:80 | tcp | |
| US | 167.172.199.165:8080 | tcp | |
| US | 167.172.199.165:8080 | tcp | |
| DE | 164.90.222.65:443 | tcp | |
| DE | 164.90.222.65:443 | tcp | |
| US | 104.168.155.143:8080 | tcp | |
| US | 104.168.155.143:8080 | tcp | |
| KG | 91.207.28.33:8080 | tcp | |
| US | 72.15.201.15:8080 | tcp | |
| KR | 183.111.227.137:8080 | tcp | |
| IN | 103.132.242.26:8080 | tcp | |
| GB | 159.65.88.10:8080 | tcp |
Files
memory/1888-54-0x0000000000310000-0x00000000003C0000-memory.dmp
memory/1888-56-0x0000000180000000-0x000000018002D000-memory.dmp
memory/1888-59-0x00000000001A0000-0x00000000001A1000-memory.dmp
memory/1728-60-0x0000000001E40000-0x0000000001EF0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-08 09:47
Reported
2023-03-08 09:50
Platform
win10v2004-20230220-en
Max time kernel
152s
Max time network
153s
Command Line
Signatures
Emotet
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run | C:\Windows\system32\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XoOcMqUT.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\XJYITAIBxBrS\\XoOcMqUT.dll\"" | C:\Windows\system32\regsvr32.exe | N/A |
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 384 wrote to memory of 4780 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 384 wrote to memory of 4780 | 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\1XJjowbGw9CafDWMFZbigWvOtVEfvuO.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\XJYITAIBxBrS\XoOcMqUT.dll"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 123.108.74.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 234.238.32.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.18.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| NL | 13.69.109.131:443 | tcp | |
| US | 8.8.8.8:53 | 199.176.139.52.in-addr.arpa | udp |
| US | 93.184.221.240:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| FR | 91.121.146.47:8080 | tcp | |
| US | 8.8.8.8:53 | 47.146.121.91.in-addr.arpa | udp |
| US | 93.184.221.240:80 | tcp |
Files
memory/384-133-0x0000000180000000-0x000000018002D000-memory.dmp
memory/384-136-0x0000000000AF0000-0x0000000000AF1000-memory.dmp
memory/4780-140-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/4780-153-0x0000000000400000-0x00000000004B0000-memory.dmp