Analysis Overview
SHA256
283a178339785cf21bcffbf55a62afc7db7d93d2eaa14053caa2578a20280e99
Threat Level: Known bad
The file 283a178339785cf21bcffbf55a62afc7db7d93d2eaa14053caa2578a20280e99 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
2024-11-12 20:54
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-12 20:54
Reported
2024-11-12 20:56
Platform
win7-20240903-en
Max time kernel
141s
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 |
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 2644 wrote to memory of 2780 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2644 wrote to memory of 2780 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2644 wrote to memory of 2780 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2644 wrote to memory of 2780 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 2644 wrote to memory of 2780 | 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\283a178339785cf21bcffbf55a62afc7db7d93d2eaa14053caa2578a20280e99.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NRpnXchfqUar\HTERBji.dll"
Network
| Country | Destination | Domain | Proto |
| MY | 103.8.26.17:8080 | tcp | |
| MY | 103.8.26.17:8080 | tcp | |
| US | 134.122.119.23:8080 | tcp | |
| US | 134.122.119.23:8080 | tcp | |
| US | 104.248.225.227:8080 | tcp | |
| US | 104.248.225.227:8080 | tcp | |
| RU | 188.225.32.231:4143 | tcp | |
| RU | 188.225.32.231:4143 | tcp |
Files
memory/2644-1-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/2644-0-0x0000000180000000-0x0000000180031000-memory.dmp
memory/2644-4-0x000007FEF8080000-0x000007FEF8140000-memory.dmp
memory/2780-5-0x000007FEF8020000-0x000007FEF80E0000-memory.dmp
memory/2780-9-0x0000000180000000-0x0000000180031000-memory.dmp
memory/2780-10-0x000007FEF8020000-0x000007FEF80E0000-memory.dmp
memory/2780-12-0x000007FEF8020000-0x000007FEF80E0000-memory.dmp
memory/2780-13-0x000007FEF8020000-0x000007FEF80E0000-memory.dmp
memory/2780-19-0x000007FEF8020000-0x000007FEF80E0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-12 20:54
Reported
2024-11-12 20:56
Platform
win10v2004-20241007-en
Max time kernel
147s
Max time network
151s
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 |
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 888 wrote to memory of 2188 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 888 wrote to memory of 2188 | 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\283a178339785cf21bcffbf55a62afc7db7d93d2eaa14053caa2578a20280e99.dll
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TJNiulfeREpU\eSesNm.dll"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.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 | 82.190.18.2.in-addr.arpa | udp |
| MY | 103.8.26.17:8080 | tcp | |
| US | 134.122.119.23:8080 | tcp | |
| US | 104.248.225.227:8080 | tcp | |
| US | 8.8.8.8:53 | 69.209.201.84.in-addr.arpa | udp |
| RU | 188.225.32.231:4143 | tcp | |
| FR | 195.154.146.35:443 | tcp | |
| GB | 178.62.112.199:8080 | tcp | |
| KR | 116.124.128.206:8080 | tcp |
Files
memory/888-0-0x0000000000F20000-0x0000000000F21000-memory.dmp
memory/888-1-0x0000000180000000-0x0000000180031000-memory.dmp
memory/888-4-0x00007FF984600000-0x00007FF9846C0000-memory.dmp
memory/2188-8-0x0000000180000000-0x0000000180031000-memory.dmp