Analysis Overview
SHA256
1c9be74d8f870d1218685a86a51ffb01d96524a742fe9f610eb07d9c345e3961
Threat Level: Known bad
The file 1c9be74d8f870d1218685a86a51ffb01d96524a742fe9f610eb07d9c345e3961 was found to be: Known bad.
Malicious Activity Summary
Emotet
Adds Run key to start application
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-08 03:13
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-08 03:12
Reported
2023-03-08 03:19
Platform
win7-20230220-en
Max time kernel
294s
Max time network
305s
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 1996 wrote to memory of 1924 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1996 wrote to memory of 1924 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1996 wrote to memory of 1924 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1996 wrote to memory of 1924 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1996 wrote to memory of 1924 | 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\1c9be74d8f870d1218685a86a51ffb01d96524a742fe9f610eb07d9c345e3961.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\OSgbxgZwJQAZiRC\icKH.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 | |
| DE | 173.212.193.249:8080 | tcp | |
| ES | 82.223.21.224:8080 | tcp | |
| JP | 172.105.226.75:8080 | tcp | |
| JP | 172.105.226.75:8080 | tcp | |
| AU | 103.43.75.120:443 | tcp | |
| US | 167.172.253.162:8080 | tcp | |
| KR | 1.234.2.232:8080 | tcp | |
| SG | 159.89.202.34:443 | tcp | |
| SG | 159.89.202.34:443 | tcp | |
| BR | 186.194.240.217:443 | tcp | |
| GR | 185.4.135.165:8080 | tcp | |
| SG | 139.59.126.41:443 | tcp | |
| DE | 164.68.99.3:8080 | tcp | |
| FI | 95.217.221.146:8080 | tcp | |
| ZA | 129.232.188.93:443 | tcp | |
| CO | 45.176.232.124:443 | tcp | |
| TH | 163.44.196.120:8080 | tcp | |
| FR | 79.137.35.198:8080 | tcp | |
| SG | 153.92.5.27:8080 | tcp | |
| JP | 160.16.142.56:8080 | tcp |
Files
memory/1996-54-0x0000000001E60000-0x0000000001F10000-memory.dmp
memory/1996-56-0x0000000180000000-0x000000018002D000-memory.dmp
memory/1996-59-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/1924-60-0x0000000001D30000-0x0000000001DE0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-08 03:12
Reported
2023-03-08 03:19
Platform
win10v2004-20230220-en
Max time kernel
293s
Max time network
265s
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\exWjcJxSvunsssb.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\UmJQqmljI\\exWjcJxSvunsssb.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 1504 wrote to memory of 628 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 1504 wrote to memory of 628 | 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\1c9be74d8f870d1218685a86a51ffb01d96524a742fe9f610eb07d9c345e3961.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\UmJQqmljI\exWjcJxSvunsssb.dll"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.146.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 151.122.125.40.in-addr.arpa | udp |
| US | 13.89.178.26:443 | tcp | |
| US | 8.8.8.8:53 | 58.104.205.20.in-addr.arpa | udp |
| FR | 91.121.146.47:8080 | 91.121.146.47 | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 47.146.121.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 234.238.32.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 62.13.109.52.in-addr.arpa | udp |
| US | 117.18.237.29:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 8.8.8.8:53 | 2.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
Files
memory/1504-133-0x0000000180000000-0x000000018002D000-memory.dmp
memory/1504-136-0x0000000000850000-0x0000000000851000-memory.dmp
memory/628-140-0x0000000000400000-0x00000000004B0000-memory.dmp